| Adelphocoris idahoensis Bliven, 1959 | |
| Adelphocoris lineolatus Goeze, 1778 | Alfalfa bug |
| Adelphocoris palmeri | |
| Adelphocoris rapidus (Say, 1832) | ⇒ Adelphocoris superdus |
| Adelphocoris superbus Uhler, 1875 | Superb plant bug |
| Adelphocoris superdus | Rapid plant bug |
| Agnocoris pulverulentus Uhler, 1892 | |
| Agnocoris rossi Moore, 1955 | |
| Agnocoris rubicundus Fallen, 1807 | |
| Agnocoris utahensis Moore, 1955 | |
| Allorhinocoris flavus Sahlberg, 1878 | Kirilow's indigo |
| Allorhinocoris speciosus Bliven, 1960 | |
| Apolygus lucorum Meyer-Dür, 1843 | Plant bug |
| Bolteria amicta Uhler, 1887 | Florida water-parsnip |
| Bolteria arizonae Knight, 1971 | Love-lies-bleeding |
| Bolteria atricornis Kelton, 1972 | Jones' nailwort |
| Bolteria balli Knight, 1928 | Beaver povertyweed |
| Bolteria dakotae Knight, 1971 | Love-lies-bleeding |
| Bolteria juniperi Knight, 1968 | Mat amaranth |
| Bolteria luteifrons Knight, 1921 | Burningbush |
| Bolteria nevadensis Knight, 1971 | Love-lies-bleeding |
| Bolteria nicholi Knight, 1928 | Beaver povertyweed |
| Bolteria omani Knight, 1971 | Love-lies-bleeding |
| Bolteria rubropallida Knight, 1918 | Barilla |
| Bolteria rubropallidus Knight, 1918 | |
| Bolteria schaffneri Knight, 1971 | Love-lies-bleeding |
| Bolteria scutata Kelton, 1972 | Jones' nailwort |
| Bolteria scutellata Kelton, 1972 | Jones' nailwort |
| Bolteria siouxan Knight, 1971 | Love-lies-bleeding |
| Bolteria speciosa Van Duzee, 1916 | |
| Bolteria speciosus Van Duzee, 1916 | |
| Calocoris (Calocoris) norvegicus Gmelin, 1790 | Potato bug |
| Calocoris (Closterotomus) fulvomaculatus (De Geer, 1773) | ⇒ Closterotomus fulvomaculatus De Geer, 1773 |
| Calocoris barberi Henry & Wheeler, 1988 | |
| Calocoris fasciativentris Stål, 1862 | Povertyweed |
| Calocoris texanus Knight, 1942 | |
| Camptozygum aequalis Villers, 1789 | |
| Capsus ater (Linnaeus, 1758) | ⇒ Capsus tristis Scholtz, 1847 |
| Capsus cinctus Kolenati, 1845 | |
| Capsus tristis Scholtz, 1847 | |
| Closterotomus fulvomaculatus De Geer, 1773 | Spotted Plant Bug |
| Coccobaphes frontifer Walker, 1873 | |
| Creontiades debilis Van Duzee, 1915 | Bolander's yampah |
| Creontiades rubrinerve Stål, 1862 | |
| Creontiades signatum Distant, 1884 | |
| Dagbertus fasciatus Reuter, 1876 | |
| Dagbertus irroratus Blatchley, 1926 | |
| Dagbertus olivaceus Reuter, 1907 | Green cotton mirid |
| Dagbertus semipicta Blatchley, 1926 | |
| Derophthalma emissitia Distant, 1893 | |
| Derophthalma variegata Blatchley, 1926 | |
| Dichrooscytus abietis Bliven, 1956 | |
| Dichrooscytus adamsi Knight, 1968 | Mat amaranth |
| Dichrooscytus alpinus Kelton, 1972 | Jones' nailwort |
| Dichrooscytus angustifrons Knight, 1968 | Mat amaranth |
| Dichrooscytus apicalis Knight, 1968 | Mat amaranth |
| Dichrooscytus barberi Knight, 1925 | Povertyweed |
| Dichrooscytus brevirostris Kelton, 1972 | Jones' nailwort |
| Dichrooscytus convexifrons Knight, 1968 | Mat amaranth |
| Dichrooscytus cuneatus Knight, 1968 | Mat amaranth |
| Dichrooscytus deleticus Knight, 1968 | Mat amaranth |
| Dichrooscytus dentatus Kelton, 1972 | Jones' nailwort |
| Dichrooscytus elegans (Heidemann, 1892) | ⇒ Dichrooscytus uhleri Wheeler & Henry, 1975 |
| Dichrooscytus flagellatus Kelton, 1972 | Jones' nailwort |
| Dichrooscytus flagitiosus Kelton & Sch..., 1972 | Paper nailwort |
| Dichrooscytus flavescens Knight, 1968 | Mat amaranth |
| Dichrooscytus flavivenosus Knight, 1968 | Mat amaranth |
| Dichrooscytus fuscosignatus Knight, 1968 | Mat amaranth |
| Dichrooscytus irroratus Van Duzee, 1912 | Mother Lode yampah |
| Dichrooscytus junipericola Knight, 1968 | Mat amaranth |
| Dichrooscytus lagopinus Bliven, 1956 | |
| Dichrooscytus latifrons Knight, 1968 | Mat amaranth |
| Dichrooscytus longirostris Kelton, 1972 | Jones' nailwort |
| Dichrooscytus maculatus Van Duzee, 1912 | Mother Lode yampah |
| Dichrooscytus minimus Knight, 1968 | Mat amaranth |
| Dichrooscytus minutus Kelton & Sch..., 1972 | Paper nailwort |
| Dichrooscytus nitidus Knight, 1968 | Mat amaranth |
| Dichrooscytus ochreus Kelton, 1972 | Jones' nailwort |
| Dichrooscytus pinicola Knight, 1968 | Mat amaranth |
| Dichrooscytus rainieri Knight, 1968 | Mat amaranth |
| Dichrooscytus repletus Heidemann, 1892 | |
| Dichrooscytus rostratus Kelton, 1972 | Jones' nailwort |
| Dichrooscytus ruberellus Knight, 1968 | Mat amaranth |
| Dichrooscytus rubidus Kelton, 1972 | Jones' nailwort |
| Dichrooscytus rubromaculatus Kelton, 1972 | Jones' nailwort |
| Dichrooscytus rufipennis Fallen, 1807 | Plant bug |
| Dichrooscytus rufivenosus Knight, 1968 | Mat amaranth |
| Dichrooscytus rufusculus Kelton, 1972 | Jones' nailwort |
| Dichrooscytus rugosus Knight, 1968 | Mat amaranth |
| Dichrooscytus sequoiae Bliven, 1954 | |
| Dichrooscytus suspectus Reuter, 1909 | Ornate lupine |
| Dichrooscytus taosensis Kelton & Sch..., 1972 | Paper nailwort |
| Dichrooscytus tescorum Bliven, 1956 | |
| Dichrooscytus texanus Kelton & Sch..., 1972 | Paper nailwort |
| Dichrooscytus uhleri Wheeler & Henry, 1975 | |
| Dichrooscytus utahensis Knight, 1968 | Mat amaranth |
| Dichrooscytus visendus Bliven, 1956 | |
| Dichrooscytus vittatipennis Knight, 1968 | Mat amaranth |
| Dichrooscytus vittatus Van Duzee, 1921 | Howell's yampah |
| Dolicholygus scrophulariae Bliven, 1956 | |
| Ectopiocerus anthracinus Uhler, 1890 | |
| Ganocapsus filiformis Van Duzee, 1912 | Mother Lode yampah |
| Garganus albidivittis Stål, 1862 | |
| Garganus fusiformis Say, 1832 | |
| Garganus splendidus Distant, 1893 | |
| Gracilimiris litoralis Stonedahl & ..., 1991 | |
| Gracilimiris strigosus Stonedahl & ..., 1991 | |
| Henrylygus nubilus Van Duzee, 1914 | |
| Irbisia bliveni Schwartz, 1984 | Hornemann's willowherb |
| Irbisia brachycerus (Heidemann, 1910) | ⇒ Irbisia solani Heidemann, 1910 |
| Irbisia californica Van Duzee, 1921 | Howell's yampah |
| Irbisia cascadia Schwartz, 1984 | Hornemann's willowherb |
| Irbisia castanipes Van Duzee, 1921 | Howell's yampah |
| Irbisia cuneomaculata Blatchley, 1934 | |
| Irbisia elongata Knight, 1941 | |
| Irbisia fuscipubescens Knight, 1941 | |
| Irbisia incomperta Bliven, 1963 | |
| Irbisia knighti Schwartz & L..., 1984 | Fringed willowherb |
| Irbisia limata Bliven, 1963 | |
| Irbisia mollipes Van Duzee, 1917 | Red-root yampah |
| Irbisia morio Reuter, 1909 | |
| Irbisia nigripes Knight, 1925 | Povertyweed |
| Irbisia oreas Bliven, 1963 | |
| Irbisia pacificus Uhler, 1872 | |
| Irbisia panda Bliven, 1963 | |
| Irbisia sericans Stål, 1858 | |
| Irbisia serrata Bliven, 1963 | |
| Irbisia setosa Van Duzee, 1921 | Howell's yampah |
| Irbisia shulli Knight, 1941 | |
| Irbisia silvosa Bliven, 1961 | |
| Irbisia sita Van Duzee, 1921 | Howell's yampah |
| Irbisia solani Heidemann, 1910 | |
| Knightomiris distinctus Knight, 1917 | |
| Lampethusa anatina Distant, 1884 | |
| Lampethusa nicholi Knight, 1933 | Greasewood |
| Lygidea annexa Uhler, 1872 | |
| Lygidea annexus Uhler, 1872 | |
| Lygidea essigi Van Duzee, 1925 | Oregon yampah |
| Lygidea mendax Reuter, 1909 | Apple red bug |
| Lygidea morio (Reuter, 1909) | ⇒ Irbisia morio Reuter, 1909 |
| Lygidea obscura Reuter, 1909 | Ornate lupine |
| Lygidea rosacea Reuter, 1909 | Ornate lupine |
| Lygidea rubeculus Uhler, 1895 | |
| Lygidea salicis Knight, 1939 | Spinach |
| Lygidea viburni Knight, 1923 | |
| Lygocoris (Apolygus) lucorum (Meyer-Dür, 1843) | ⇒ Apolygus lucorum Meyer-Dür, 1843 |
| Lygocoris (Lygocoris) pabulinus (Linnaeus, 1761) | ⇒ Apolygus lucorum Meyer-Dür, 1843 |
| Lygocoris (Lygocoris) rugicollis Fallen, 1807 | Apple Capsid |
| Lygocoris (Neolygus) aesculi Knight, 1953 | |
| Lygocoris (Neolygus) alni Knight, 1917 | |
| Lygocoris (Neolygus) atricallus Knight, 1917 | |
| Lygocoris (Neolygus) atrinotatus Knight, 1917 | |
| Lygocoris (Neolygus) atritylus Knight, 1917 | |
| Lygocoris (Neolygus) belfragii Reuter, 1876 | |
| Lygocoris (Neolygus) betulae Knight, 1953 | |
| Lygocoris (Neolygus) canadensis Knight, 1917 | |
| Lygocoris (Neolygus) carpini Knight, 1939 | |
| Lygocoris (Neolygus) caryae Knight, 1917 | Hickory bug |
| Lygocoris (Neolygus) clavigenitalis Knight, 1917 | |
| Lygocoris (Neolygus) communis Knight, 1916 | Green apple bug |
| Lygocoris (Neolygus) contaminatus (Fallen, 1807) | ⇒ Neolygus contaminatus Fallén, 1807 |
| Lygocoris (Neolygus) deraeocorides Knight, 1925 | |
| Lygocoris (Neolygus) fagi Knight, 1917 | |
| Lygocoris (Neolygus) geminus Knight, 1917 | |
| Lygocoris (Neolygus) geneseensis Knight, 1917 | |
| Lygocoris (Neolygus) hirticulus Van Duzee, 1916 | |
| Lygocoris (Neolygus) inconspicuus Knight, 1917 | |
| Lygocoris (Neolygus) invitus Say, 1832 | |
| Lygocoris (Neolygus) johnsoni Knight, 1917 | |
| Lygocoris (Neolygus) knighti Kelton, 1971 | James' nailwort |
| Lygocoris (Neolygus) laureae Knight, 1917 | |
| Lygocoris (Neolygus) neglectus Knight, 1917 | |
| Lygocoris (Neolygus) nyssae Knight, 1918 | |
| Lygocoris (Neolygus) omnivagus Knight, 1917 | |
| Lygocoris (Neolygus) ostryae Knight, 1917 | |
| Lygocoris (Neolygus) parrotti Knight, 1919 | |
| Lygocoris (Neolygus) parshleyi Knight, 1917 | |
| Lygocoris (Neolygus) piceicola Kelton, 1971 | James' nailwort |
| Lygocoris (Neolygus) quercalbae Knight, 1917 | Oak plant bug |
| Lygocoris (Neolygus) semivittatus Knight, 1917 | |
| Lygocoris (Neolygus) tiliae Knight, 1917 | |
| Lygocoris (Neolygus) tinctus Knight, 1917 | |
| Lygocoris (Neolygus) univittatus Knight, 1917 | |
| Lygocoris (Neolygus) viburni Knight, 1917 | |
| Lygocoris (Neolygus) vitticollis Reuter, 1876 | |
| Lygocoris (Neolygus) walleyi Kelton, 1971 | James' nailwort |
| Lygus abroniae Van Duzee, 1918 | Common yampah |
| Lygus aeratus Knight, 1917 | Saltlover |
| Lygus atriflavus Knight, 1917 | Saltlover |
| Lygus atritibialis Knight, 1941 | |
| Lygus borealis Kelton, 1955 | |
| Lygus bradleyi Knight, 1917 | Saltlover |
| Lygus caenothi Knight, 1941 | |
| Lygus columbiensis (Knight, 1917) | ⇒ Lygus punctatus Zetterstedt, 1838 |
| Lygus convexicollis Reuter, 1876 | Dwarf mountain lupine |
| Lygus desertus (Knight, 1944) | ⇒ Lygus elisus Van Duzee, 1914 |
| Lygus elisus Van Duzee, 1914 | Lucerne bug |
| Lygus hesperus Knight, 1917 | Western plant bug |
| Lygus humeralis Knight, 1917 | Saltlover |
| Lygus lineolaris Palisot de B..., 1818 | American tarnished plant bug |
| Lygus mexicanus Kelton, 1973 | Forked nailwort |
| Lygus nigropallidus (Knight, 1917) | ⇒ Lygus striatus Knight, 1917 |
| Lygus nubilatus (Knight, 1917) | ⇒ Nonlygus nubilatus Knight, 1917 |
| Lygus nubilus (Van Duzee, 1914) | ⇒ Henrylygus nubilus Van Duzee, 1914 |
| Lygus oregonae Knight, 1944 | |
| Lygus perplexus Stanger, 1942 | Coastal sandmat |
| Lygus plagiatus Uhler, 1895 | Bishop's goutweed |
| Lygus potentillae Kelton, 1973 | Forked nailwort |
| Lygus punctatus Zetterstedt, 1838 | |
| Lygus ravus (Stanger, 1942) | ⇒ Lygus shulli Knight, 1941 |
| Lygus robustus Uhler, 1895 | |
| Lygus rolfsi Knight, 1941 | |
| Lygus rubroclarus Knight, 1917 | Saltlover |
| Lygus rubrosignatus Knight, 1923 | |
| Lygus rufidorsus Kelton, 1955 | |
| Lygus shulli Knight, 1941 | |
| Lygus solidaginis Kelton, 1955 | |
| Lygus striatus Knight, 1917 | Saltlover |
| Lygus unctuosus Kelton, 1955 | |
| Lygus vanduzeei Knight, 1917 | Saltlover |
| Lygus varius Knight, 1944 | |
| Metriorrhynchomiris dislocatus Say, 1832 | |
| Metriorrhynchomiris fallax Reuter, 1909 | |
| Metriorrhynchomiris illini Knight, 1942 | |
| Monalocorisca maculatus Johnston, 1939 | |
| Monalocorisca rostratus Johnston, 1939 | |
| Neoborella canadensis Kelton & Her..., 1978 | Baldwin's nailwort |
| Neoborella pseudotsugae Kelton & Her..., 1978 | Baldwin's nailwort |
| Neoborella tumida Knight, 1925 | Povertyweed |
| Neoborella xanthenes Herring, 1972 | Mousetail |
| Neoborops vigilax Uhler, 1895 | Bishop's goutweed |
| Neocapsus cuneatus Distant, 1893 | |
| Neolygus atritylus Knight, 1917 | |
| Neolygus communis Knight, 1916 | Pear plant bug |
| Neolygus contaminatus Fallén, 1807 | |
| Neurocolpus arizonae Knight, 1934 | Spinach |
| Neurocolpus brevicornis Henry, 1984 | |
| Neurocolpus flavescens Blatchley, 1928 | |
| Neurocolpus jessiae Knight, 1934 | Spinach |
| Neurocolpus johnstoni Knight, 1934 | Spinach |
| Neurocolpus knighti Henry, 1984 | |
| Neurocolpus longirostris Knight, 1968 | Mat amaranth |
| Neurocolpus montanus Knight, 1968 | Mat amaranth |
| Neurocolpus nicholi Knight, 1968 | Mat amaranth |
| Neurocolpus nubilus Say, 1832 | Clouded plant bug |
| Neurocolpus pumilus Henry, 1984 | |
| Neurocolpus simplex Van Duzee, 1918 | Common yampah |
| Neurocolpus tiliae Knight, 1934 | Spinach |
| Nonlygus nubilatus Knight, 1917 | |
| Notholopisca californica Knight, 1933 | |
| Orthops scutellatus Uhler, 1877 | Harperella |
| Pachypeltocoris conspersus Knight, 1953 | Pigweed |
| Phytocoris (Ktenocoris) ulmi Linnaeus, 1758 | Plant bug |
| Phytocoris (Ktenocoris) varipes Boheman, 1852 | Plant bug |
| Phytocoris (Phytocoris) dimidiatus Kirschbaum, 1856 | Plant bug |
| Phytocoris (Phytocoris) populi Linnaeus, 1758 | Plant bug |
| Phytocoris (Phytocoris) tiliae Fabricius, 1777 | Plant bug |
| Phytocoris acaciae Knight, 1974 | Crispleaf amaranth |
| Phytocoris adenostomae Stonedahl, 1985 | Boston ivy |
| Phytocoris adustus Stonedahl, 1988 | |
| Phytocoris aesculinus Stonedahl, 1988 | |
| Phytocoris alamogordo Stonedahl, 1988 | |
| Phytocoris albellus Knight, 1934 | Spinach |
| Phytocoris albicuneatus Stonedahl, 1988 | |
| Phytocoris albidopictus Knight, 1961 | |
| Phytocoris albidosquamus Knight, 1968 | Mat amaranth |
| Phytocoris albifacies Knight, 1926 | Nuttall's monolepis |
| Phytocoris albifrons Knight, 1968 | Mat amaranth |
| Phytocoris albitylus Knight, 1926 | Nuttall's monolepis |
| Phytocoris alpestris Stonedahl, 1988 | |
| Phytocoris alpinus Kelton, 1979 | Pineland nailwort |
| Phytocoris altus Maldonado, 1969 | |
| Phytocoris americanus Carvalho, 1959 | |
| Phytocoris angustatus Knight, 1961 | |
| Phytocoris angusticollis Knight, 1925 | Povertyweed |
| Phytocoris angustifrons (Knight, 1926) | ⇒ Phytocoris pseudonymus Hussey, 1957 |
| Phytocoris annulicornis Reuter, 1876 | |
| Phytocoris antennalis Reuter, 1909 | Ornate lupine |
| Phytocoris apache Knight, 1928 | Beaver povertyweed |
| Phytocoris argus Stonedahl, 1988 | |
| Phytocoris aridus Stonedahl, 1988 | |
| Phytocoris arizonensis Stonedahl, 1988 | |
| Phytocoris arundinicola Knight, 1941 | |
| Phytocoris atriscutum Stonedahl, 1988 | |
| Phytocoris auranti Stonedahl, 1988 | |
| Phytocoris aurora Van Duzee, 1920 | Common yampah |
| Phytocoris baboquivari Stonedahl, 1988 | |
| Phytocoris bakeri Reuter, 1909 | Ornate lupine |
| Phytocoris balli Knight, 1926 | Nuttall's monolepis |
| Phytocoris beameri Stonedahl, 1988 | |
| Phytocoris becki Knight, 1968 | Mat amaranth |
| Phytocoris berbericola Stonedahl, 1988 | |
| Phytocoris bituberis Stonedahl, 1988 | |
| Phytocoris borealis Knight, 1968 | Mat amaranth |
| Phytocoris borregoi Stonedahl, 1988 | |
| Phytocoris breviatus Knight, 1968 | Mat amaranth |
| Phytocoris brevicornis Knight, 1968 | Mat amaranth |
| Phytocoris brevifurcatus Knight, 1920 | Rusty molly |
| Phytocoris brevisetosus Stonedahl, 1988 | |
| Phytocoris breviusculus Reuter, 1876 | Dwarf mountain lupine |
| Phytocoris brimleyi Knight, 1974 | Crispleaf amaranth |
| Phytocoris brooksi Kelton, 1979 | Pineland nailwort |
| Phytocoris broweri Knight, 1920 | Rusty molly |
| Phytocoris buenoi Knight, 1920 | Rusty molly |
| Phytocoris californicus Knight, 1968 | Mat amaranth |
| Phytocoris calli Knight, 1934 | Spinach |
| Phytocoris calvus Van Duzee, 1920 | Common yampah |
| Phytocoris canadensis Van Duzee, 1920 | Common yampah |
| Phytocoris candidus Van Duzee, 1918 | |
| Phytocoris canescens Reuter, 1909 | Ornate lupine |
| Phytocoris carnosulus Van Duzee, 1920 | Common yampah |
| Phytocoris caryae Knight, 1923 | |
| Phytocoris catalinae Stonedahl, 1988 | |
| Phytocoris ceanothicus Stonedahl, 1988 | |
| Phytocoris cercocarpi Knight, 1928 | Beaver povertyweed |
| Phytocoris chemehuevi Stonedahl, 1988 | |
| Phytocoris chihuahuanae Stonedahl, 1988 | |
| Phytocoris cienega Stonedahl, 1988 | |
| Phytocoris cinereus Stonedahl, 1988 | |
| Phytocoris cochise Stonedahl, 1988 | |
| Phytocoris commissuralis Van Duzee, 1920 | Common yampah |
| Phytocoris comulus Knight, 1928 | Beaver povertyweed |
| Phytocoris confluens Reuter, 1909 | Ornate lupine |
| Phytocoris coniferalis Stonedahl, 1988 | |
| Phytocoris consors Van Duzee, 1918 | Common yampah |
| Phytocoris conspersipes Reuter, 1909 | Ornate lupine |
| Phytocoris conspicuus Johnston, 1930 | Bell catchfly |
| Phytocoris conspurcatus Knight, 1920 | Rusty molly |
| Phytocoris contrastus (Knight, 1920) | ⇒ Phytocoris ventralis Van Duzee, 1912 |
| Phytocoris coronadoi Stonedahl, 1988 | |
| Phytocoris corticevivens Knight, 1920 | Rusty molly |
| Phytocoris corticola Stonedahl, 1988 | |
| Phytocoris cortitectus Knight, 1920 | Rusty molly |
| Phytocoris cowaniae Stonedahl, 1988 | |
| Phytocoris crawfordi Knight, 1974 | Crispleaf amaranth |
| Phytocoris cunealis Van Duzee, 1914 | Bolander's yampah |
| Phytocoris cuneotinctus Knight, 1925 | Povertyweed |
| Phytocoris davisi Knight, 1923 | |
| Phytocoris decora Reuter, 1909 | |
| Phytocoris decurvatus Knight, 1968 | Mat amaranth |
| Phytocoris dentatus Knight, 1974 | Crispleaf amaranth |
| Phytocoris depictus Knight, 1923 | |
| Phytocoris deserticola Knight, 1927 | Small povertyweed |
| Phytocoris desertinus Stonedahl, 1988 | |
| Phytocoris difficilis Knight, 1927 | Small povertyweed |
| Phytocoris difformis Knight, 1934 | Spinach |
| Phytocoris diversus Knight, 1920 | Rusty molly |
| Phytocoris dreisbachi Knight, 1974 | Crispleaf amaranth |
| Phytocoris dumicola Stonedahl, 1988 | |
| Phytocoris ejuncidus Stonedahl, 1988 | |
| Phytocoris electilis Stonedahl, 1988 | |
| Phytocoris empirensis Knight, 1968 | Mat amaranth |
| Phytocoris ephedrae (Knight, 1961) | ⇒ Phytocoris ventralis Van Duzee, 1912 |
| Phytocoris erectus Van Duzee, 1920 | Common yampah |
| Phytocoris eurekae Bliven, 1966 | |
| Phytocoris exemplus Knight, 1926 | Nuttall's monolepis |
| Phytocoris eximius Reuter, 1876 | Dwarf mountain lupine |
| Phytocoris fenestratus Reuter, 1909 | Ornate lupine |
| Phytocoris formosus Van Duzee, 1914 | Bolander's yampah |
| Phytocoris fraterculus Van Duzee, 1918 | Common yampah |
| Phytocoris fulvipennis Knight, 1928 | Beaver povertyweed |
| Phytocoris fulvus Knight, 1920 | Rusty molly |
| Phytocoris fumatus Reuter, 1909 | Ornate lupine |
| Phytocoris fuscipennis Knight, 1934 | Spinach |
| Phytocoris fuscosignatus Knight, 1928 | Beaver povertyweed |
| Phytocoris geniculatus Van Duzee, 1918 | Common yampah |
| Phytocoris heidemanni Reuter, 1909 | Ornate lupine |
| Phytocoris hettenshawi Bliven, 1956 | |
| Phytocoris hirsuticus Knight, 1968 | Mat amaranth |
| Phytocoris hirtus Van Duzee, 1918 | Common yampah |
| Phytocoris hispidus Stonedahl, 1988 | |
| Phytocoris histriculus Van Duzee, 1920 | Common yampah |
| Phytocoris hopi Knight, 1928 | Beaver povertyweed |
| Phytocoris huachuca Stonedahl, 1988 | |
| Phytocoris hualapai Stonedahl, 1988 | |
| Phytocoris husseyi Knight, 1923 | |
| Phytocoris hypoleucoides Stonedahl, 1988 | |
| Phytocoris imperialensis Stonedahl, 1988 | |
| Phytocoris infuscatus Reuter, 1909 | Ornate lupine |
| Phytocoris ingens Van Duzee, 1920 | Common yampah |
| Phytocoris inops (Uhler, 1877) | ⇒ Phytocoris canadensis Van Duzee, 1920 |
| Phytocoris insulatus Stonedahl, 1988 | |
| Phytocoris intermontanus Stonedahl, 1988 | |
| Phytocoris interspersus Uhler, 1895 | Bishop's goutweed |
| Phytocoris jucundus Van Duzee, 1914 | Bolander's yampah |
| Phytocoris juliae Stonedahl, 1988 | |
| Phytocoris junceus Knight, 1923 | |
| Phytocoris juniperanus Knight, 1968 | Mat amaranth |
| Phytocoris junipericola Knight, 1927 | Small povertyweed |
| Phytocoris ketinelbi Bliven, 1966 | |
| Phytocoris kiowa Stonedahl, 1988 | |
| Phytocoris knowltoni Knight, 1974 | Crispleaf amaranth |
| Phytocoris kuschei Stonedahl, 1988 | |
| Phytocoris lacunosus Knight, 1920 | Rusty molly |
| Phytocoris laevis Uhler, 1895 | |
| Phytocoris lasiomerus Reuter, 1909 | Ornate lupine |
| Phytocoris laticeps (Knight, 1968) | ⇒ Phytocoris calli Knight, 1934 |
| Phytocoris latisquamus Stonedahl, 1988 | |
| Phytocoris lattini Stonedahl, 1988 | |
| Phytocoris leucophaeus Stonedahl, 1988 | |
| Phytocoris lineatus Reuter, 1909 | Ornate lupine |
| Phytocoris listi Knight, 1928 | Beaver povertyweed |
| Phytocoris longihirtus Knight, 1968 | Mat amaranth |
| Phytocoris luteolus Knight, 1923 | |
| Phytocoris lycii Stonedahl, 1988 | |
| Phytocoris maricopae Stonedahl, 1988 | |
| Phytocoris maritimus Van Duzee, 1920 | Common yampah |
| Phytocoris megatuberis Stonedahl, 1988 | |
| Phytocoris mellarius Knight, 1925 | Povertyweed |
| Phytocoris mesillae Knight, 1968 | Mat amaranth |
| Phytocoris michiganae Knight, 1974 | Crispleaf amaranth |
| Phytocoris microfascinum Stonedahl, 1988 | |
| Phytocoris miniatus Knight, 1961 | |
| Phytocoris minituberculatus Knight, 1968 | Mat amaranth |
| Phytocoris minutulus Reuter, 1909 | Ornate lupine |
| Phytocoris mirus Knight, 1928 | Beaver povertyweed |
| Phytocoris monophyllae Stonedahl, 1988 | |
| Phytocoris mundus Reuter, 1909 | Ornate lupine |
| Phytocoris navajo Stonedahl, 1988 | |
| Phytocoris neglectus Knight, 1920 | Rusty molly |
| Phytocoris nicholi Knight, 1928 | Beaver povertyweed |
| Phytocoris nigricollis Knight, 1923 | |
| Phytocoris nigrifrons Van Duzee, 1920 | Common yampah |
| Phytocoris nigrisignatus Knight, 1968 | Mat amaranth |
| Phytocoris nigrisquamus Stonedahl, 1988 | |
| Phytocoris nigrolineatus Knight, 1968 | Mat amaranth |
| Phytocoris nobilis Stonedahl, 1984 | Sevenleaf creeper |
| Phytocoris obtectus Knight, 1920 | Rusty molly |
| Phytocoris occidentalis Stonedahl, 1984 | Sevenleaf creeper |
| Phytocoris olseni Knight, 1923 | |
| Phytocoris omani Stonedahl, 1988 | |
| Phytocoris onustus Van Duzee, 1920 | Common yampah |
| Phytocoris oppositus Knight, 1926 | Nuttall's monolepis |
| Phytocoris osage Knight, 1953 | Pigweed |
| Phytocoris osborni Knight, 1928 | Beaver povertyweed |
| Phytocoris pallidicornis Reuter, 1876 | Dwarf mountain lupine |
| Phytocoris pectinatus Knight, 1920 | Rusty molly |
| Phytocoris piceicola Knight, 1928 | Beaver povertyweed |
| Phytocoris pinicola Knight, 1920 | Rusty molly |
| Phytocoris pintoi Stonedahl, 1988 | |
| Phytocoris planituberis Stonedahl, 1988 | |
| Phytocoris plenus Van Duzee, 1918 | Common yampah |
| Phytocoris pleuroimos Henry, 1984 | |
| Phytocoris polhemusi Stonedahl, 1988 | |
| Phytocoris politus Reuter, 1909 | Ornate lupine |
| Phytocoris praealtus Stonedahl, 1988 | |
| Phytocoris presidio Stonedahl, 1988 | |
| Phytocoris proctori Knight, 1974 | Crispleaf amaranth |
| Phytocoris pseudonymus Hussey, 1957 | |
| Phytocoris puella Reuter, 1876 | Dwarf mountain lupine |
| Phytocoris pulchellus Knight, 1934 | Spinach |
| Phytocoris pulchricollis Van Duzee, 1923 | Lemmon's yampah |
| Phytocoris purshiae Stonedahl, 1988 | |
| Phytocoris purvus Knight, 1927 | Small povertyweed |
| Phytocoris quadriannulipes Knight, 1968 | Mat amaranth |
| Phytocoris quadricinctus (Knight, 1968) | ⇒ Phytocoris ventralis Van Duzee, 1912 |
| Phytocoris quercicola Knight, 1920 | Rusty molly |
| Phytocoris quercinus Stonedahl, 1988 | |
| Phytocoris radiatae Stonedahl, 1988 | |
| Phytocoris rainieri Knight, 1920 | Rusty molly |
| Phytocoris ramosus Uhler, 1894 | Goutweed |
| Phytocoris relativus Knight, 1968 | Mat amaranth |
| Phytocoris reticulatus Knight, 1968 | Mat amaranth |
| Phytocoris rinconae (Knight, 1968) | ⇒ Phytocoris empirensis Knight, 1968 |
| Phytocoris rolfsi (Knight, 1934) | ⇒ Phytocoris laevis Uhler, 1895 |
| Phytocoris roseipennis Knight, 1934 | Spinach |
| Phytocoris roseotinctus Knight, 1925 | Povertyweed |
| Phytocoris roseus Uhler, 1894 | |
| Phytocoris rostratus Knight, 1968 | Mat amaranth |
| Phytocoris rubellus Knight, 1926 | Nuttall's monolepis |
| Phytocoris rubrimaculatus Stonedahl, 1988 | |
| Phytocoris rubrocuneatus Stonedahl, 1988 | |
| Phytocoris rubroornatus Knight, 1961 | |
| Phytocoris rubropictus Knight, 1923 | |
| Phytocoris rufoscriptus Van Duzee, 1914 | Bolander's yampah |
| Phytocoris rufus Van Duzee, 1912 | Mother Lode yampah |
| Phytocoris sacramento Stonedahl, 1988 | |
| Phytocoris sagax Van Duzee, 1920 | Common yampah |
| Phytocoris salicis Knight, 1920 | Rusty molly |
| Phytocoris sanbernardino Stonedahl, 1988 | |
| Phytocoris sangabriel Stonedahl, 1988 | |
| Phytocoris sanjoaquin Stonedahl, 1988 | |
| Phytocoris schaffneri Stonedahl, 1988 | |
| Phytocoris schotti Knight, 1926 | Nuttall's monolepis |
| Phytocoris schuhi Stonedahl, 1988 | |
| Phytocoris schuylkillensis Henry, 1974 | Piedmont meadow-rue |
| Phytocoris schwartzi Stonedahl, 1988 | |
| Phytocoris seminotatus Knight, 1934 | Spinach |
| Phytocoris sequoiae (Bliven, 1954) | ⇒ Phytocoris maritimus Van Duzee, 1920 |
| Phytocoris sewardi Bliven, 1966 | |
| Phytocoris shoshoni Stonedahl, 1988 | |
| Phytocoris sierrae Stonedahl, 1988 | |
| Phytocoris signatipes Knight, 1926 | Nuttall's monolepis |
| Phytocoris simulatus Knight, 1928 | Beaver povertyweed |
| Phytocoris solano Stonedahl, 1988 | |
| Phytocoris sonorensis Van Duzee, 1920 | Common yampah |
| Phytocoris spicatus Knight, 1920 | Rusty molly |
| Phytocoris squamosus Knight, 1934 | Spinach |
| Phytocoris stellatus Van Duzee, 1920 | Common yampah |
| Phytocoris stitti Knight, 1961 | |
| Phytocoris strigosus Knight, 1925 | Povertyweed |
| Phytocoris suavis Reuter, 1876 | |
| Phytocoris sublineatus Knight, 1968 | Mat amaranth |
| Phytocoris sulcatus Knight, 1920 | Rusty molly |
| Phytocoris taxodii Knight, 1926 | Nuttall's monolepis |
| Phytocoris tehachapi Stonedahl, 1988 | |
| Phytocoris tenerum Stonedahl, 1988 | |
| Phytocoris tenuis Van Duzee, 1920 | Common yampah |
| Phytocoris texanus Knight, 1961 | |
| Phytocoris tibialis Reuter, 1876 | Dwarf mountain lupine |
| Phytocoris tillandsiae Johnston, 1935 | Sticky catchfly |
| Phytocoris tobrendae Stonedahl, 1988 | |
| Phytocoris torridus Stonedahl, 1988 | |
| Phytocoris triannulatus Carvalho & F..., 1969 | |
| Phytocoris tricinctipes Knight, 1968 | Mat amaranth |
| Phytocoris tricinctus Knight, 1968 | Mat amaranth |
| Phytocoris triumphalis Carvalho & C..., 1990 | |
| Phytocoris tuberculatus Knight, 1920 | Rusty molly |
| Phytocoris tucki Knight, 1953 | Pigweed |
| Phytocoris umbrosus Knight, 1928 | Beaver povertyweed |
| Phytocoris uniformis Knight, 1923 | |
| Phytocoris usingeri Stonedahl, 1988 | |
| Phytocoris utahensis Knight, 1961 | |
| Phytocoris validus Reuter, 1909 | Ornate lupine |
| Phytocoris vanduzeei Reuter, 1912 | Mt. Diablo lupine |
| Phytocoris varius Knight, 1934 | Spinach |
| Phytocoris vau Van Duzee, 1912 | Mother Lode yampah |
| Phytocoris ventralis Van Duzee, 1912 | Mother Lode yampah |
| Phytocoris venustus Knight, 1923 | |
| Phytocoris vinaceus Van Duzee, 1917 | Red-root yampah |
| Phytocoris viridescens (Knight, 1961) | ⇒ Phytocoris interspersus Uhler, 1895 |
| Phytocoris yavapai Stonedahl, 1988 | |
| Phytocoris yollabollae Bliven, 1956 | |
| Phytocoris yuma Knight, 1961 | |
| Pinalitus approximatus Stål, 1858 | |
| Pinalitus rostratus Kelton, 1977 | Mountain nailwort |
| Pinalitus rubricatus Fallen, 1807 | Plant bug |
| Pinalitus rubrotinctus Knight, 1968 | Mat amaranth |
| Pinalitus solivaga Van Duzee, 1921 | |
| Platylygus andrei Knight, 1970 | California amaranth |
| Platylygus balli Knight, 1970 | California amaranth |
| Platylygus contortae Kelton, 1970 | Coastal plain nailwort |
| Platylygus crinitus Kelton, 1970 | Coastal plain nailwort |
| Platylygus fuliginosus Knight, 1918 | Barilla |
| Platylygus grandis Knight, 1918 | Barilla |
| Platylygus hirtus Knight, 1970 | California amaranth |
| Platylygus intermedius Knight, 1918 | Barilla |
| Platylygus knighti Kelton, 1970 | Coastal plain nailwort |
| Platylygus lurida Reuter, 1909 | |
| Platylygus magnus Kelton, 1970 | Coastal plain nailwort |
| Platylygus piceicola Kelton, 1970 | Coastal plain nailwort |
| Platylygus pilosipes Kelton, 1970 | Coastal plain nailwort |
| Platylygus pseudotsugae Kelton, 1970 | Coastal plain nailwort |
| Platylygus rolfsi Knight, 1970 | California amaranth |
| Platylygus rubripes Knight, 1970 | California amaranth |
| Platylygus scutellatus Kelton, 1970 | Coastal plain nailwort |
| Platylygus usingeri Knight, 1970 | California amaranth |
| Platylygus vanduzeei Usinger, 1931 | Erect centella |
| Plesiocoris rugicollis (Fallen, 1807) | ⇒ Lygocoris rugicollis Fallen, 1807 |
| Poecilocapsus lineatus Fabricius, 1798 | Four-lined leaf bug |
| Poecilocapsus nigriger Stål, 1862 | |
| Polymerus (Poeciloscytus) cognatus Fieber, 1858 | |
| Polymerus (Poeciloscytus) unifasciatus Fabricius, 1794 | Plant bug |
| Polymerus (Poeciloscytus) vulneratus Wolff, 1801 | |
| Polymerus americanus Reuter, 1876 | |
| Polymerus balli Knight, 1925 | Povertyweed |
| Polymerus basalis Reuter, 1876 | Nuttall's monolepis |
| Polymerus basivittis Reuter, 1909 | Povertyweed |
| Polymerus brevirostris Knight, 1925 | Povertyweed |
| Polymerus brevis Knight, 1925 | Povertyweed |
| Polymerus chrysopis Knight, 1925 | |
| Polymerus chrysopsis Knight, 1925 | Povertyweed |
| Polymerus costalis Knight, 1943 | |
| Polymerus delongi Knight, 1925 | Povertyweed |
| Polymerus diffusus Uhler, 1872 | |
| Polymerus elegans Reuter, 1909 | |
| Polymerus fasciolus Knight, 1943 | |
| Polymerus flaviloris Knight, 1925 | Povertyweed |
| Polymerus flavocostatus Knight, 1926 | Nuttall's monolepis |
| Polymerus froeschneri Knight, 1923 | |
| Polymerus fulvipes Knight, 1923 | |
| Polymerus gerhardi Knight, 1923 | |
| Polymerus gracilentus Knight, 1925 | Povertyweed |
| Polymerus hirtus Knight, 1943 | |
| Polymerus illini Knight, 1941 | |
| Polymerus nigrigulis Knight, 1926 | Nuttall's monolepis |
| Polymerus nigropallidus Knight, 1923 | |
| Polymerus nubilipes Knight, 1925 | Povertyweed |
| Polymerus opacus Knight, 1923 | |
| Polymerus pallescens Walker, 1873 | |
| Polymerus proximus Knight, 1923 | |
| Polymerus punctipes Knight, 1923 | |
| Polymerus relativus Knight, 1926 | Nuttall's monolepis |
| Polymerus robustus Henry, 1978 | |
| Polymerus rostratus Henry, 1978 | |
| Polymerus rubrocuneatus Knight, 1925 | Povertyweed |
| Polymerus rubroornatus Knight, 1926 | |
| Polymerus rufipes Knight, 1926 | Nuttall's monolepis |
| Polymerus sculleni Knight, 1943 | |
| Polymerus severini Knight, 1925 | Povertyweed |
| Polymerus shawi Knight, 1943 | |
| Polymerus standishi Knight, 1943 | |
| Polymerus testaceipes Stål, 1860 | Plant bug |
| Polymerus tinctipes Knight, 1923 | |
| Polymerus tumidifrons Knight, 1925 | Povertyweed |
| Polymerus uhleri Van Duzee, 1914 | |
| Polymerus venaticus Uhler, 1872 | |
| Polymerus venustus Knight, 1923 | |
| Polymerus vittatipennis Knight, 1943 | |
| Polymerus wheeleri Henry, 1979 | |
| Proba californicus Knight, 1968 | |
| Proba distanti Atkinson, 1890 | |
| Proba hyalina Maldonado, 1969 | Bur cucumber |
| Proba sallei Stål, 1862 | |
| Proba vittiscutis Stål, 1860 | Plant bug |
| Pycnocoris ursinus Van Duzee, 1914 | Bolander's yampah |
| Rhasis leviscutatus Knight, 1925 | |
| Salignus tahoensis Knight, 1917 | |
| Stenotus binotatus Fabricius, 1794 | Plant Bug |
| Stittocapsus franseriae Knight, 1942 | |
| Taedia adustus Mcatee, 1917 | |
| Taedia albifacies Knight, 1930 | |
| Taedia breviatus Knight, 1926 | |
| Taedia castus Mcatee, 1917 | |
| Taedia celtidis Knight, 1930 | |
| Taedia colon Say, 1832 | |
| Taedia deleticus Reuter, 1909 | |
| Taedia evonymi Knight, 1930 | |
| Taedia externus Herrich-Schä..., 1845 | |
| Taedia fasciolus Knight, 1930 | |
| Taedia floridanus Knight, 1926 | |
| Taedia gleditsiae Knight, 1926 | |
| Taedia hawleyi Knight, 1917 | Hop plant bug |
| Taedia heidemanni Reuter, 1909 | |
| Taedia johnstoni Knight, 1930 | |
| Taedia limbus Mcatee, 1917 | |
| Taedia maculosus Knight, 1930 | |
| Taedia marmoratus Uhler, 1894 | |
| Taedia multisignatus Reuter, 1909 | |
| Taedia nicholi Knight, 1926 | |
| Taedia pallidula Mcatee, 1917 | |
| Taedia pallidulus Mcatee, 1917 | |
| Taedia parenthesis Knight, 1930 | |
| Taedia salicis Knight, 1926 | |
| Taedia scrupeus Say, 1832 | |
| Taedia severini Knight, 1926 | |
| Taedia trivittis Knight, 1930 | |
| Taedia virgulata Knight, 1930 | |
| Taylorilygus apicalis Fieber, 1861 | Broken-backed Bug |
| Taylorilygus pallidulus (Blanchard, 1852) | ⇒ Taylorilygus apicalis Fieber, 1861 |
| Tropidosteptes adeliae Knight, 1929 | |
| Tropidosteptes adustus Knight, 1929 | |
| Tropidosteptes amoenus Reuter, 1909 | Ash plant bug |
| Tropidosteptes atratus Knight, 1929 | |
| Tropidosteptes brooksi Kelton, 1978 | Livermore nailwort |
| Tropidosteptes canadensis Van Duzee, 1912 | Mother Lode yampah |
| Tropidosteptes cardinalis Uhler, 1878 | Laceflower |
| Tropidosteptes chionanthi Knight, 1927 | |
| Tropidosteptes commissuralis Reuter, 1908 | |
| Tropidosteptes fasciolus Knight, 1929 | |
| Tropidosteptes flaviceps Knight, 1929 | |
| Tropidosteptes geminus Say, 1832 | |
| Tropidosteptes glaber Knight, 1923 | |
| Tropidosteptes illitus Van Duzee, 1921 | |
| Tropidosteptes imbellis Bliven, 1973 | |
| Tropidosteptes neglectus Knight, 1917 | |
| Tropidosteptes osmanthicola Johnston, 1935 | |
| Tropidosteptes pacificus Van Duzee, 1921 | |
| Tropidosteptes palmeri Reuter, 1908 | |
| Tropidosteptes pettitii Heidemann, 1892 | |
| Tropidosteptes plagifer Reuter, 1909 | Ornate lupine |
| Tropidosteptes populi Knight, 1929 | |
| Tropidosteptes pubescens Knight, 1917 | |
| Tropidosteptes quercicola Johnston, 1939 | |
| Tropidosteptes rufivenosus Knight, 1929 | |
| Tropidosteptes rufusculus Knight, 1923 | |
| Tropidosteptes saxeus Distant, 1884 | |
| Tropidosteptes selectus Knight, 1929 | |
| Tropidosteptes setiger Bliven, 1973 | |
| Tropidosteptes torosus Bliven, 1973 | |
| Tropidosteptes tricolor Van Duzee, 1912 | Mother Lode yampah |
| Tropidosteptes turgidulus Bliven, 1973 | |
| Tropidosteptes viscicolus Van Duzee, 1921 | |
| Tropidosteptes vittifrons Knight, 1929 | |
| Tropidosteptes vittiscutis Knight, 1929 | |
| Tropidosteptes wileyae Knight, 1929 | |
| Tropidosteptes ygdrasilis Bliven, 1973 | |
| Xerolygus orocopiae Bliven, 1957 | |
