| Acaciacoris acaciae Knight, 1918 | |
| Aoplonema echinatum | |
| Aoplonema festivum | |
| Aoplonema princeps Uhler, 1894 | |
| Aoplonema rubrum Forero, 2008 | |
| Aoplonema uhleri Van Duzee, 1928 | |
| Aoplonemella festiva Van Duzee, 1910 | |
| Apachemiris areolatus Carvalho & S..., 1974 | |
| Apachemiris vigilax Van Duzee, 1923 | |
| Argyrocoris scurrilis Van Duzee, 1912 | Mother Lode yampah |
| Ballella basicornis Knight, 1959 | Tidalmarsh amaranth |
| Blepharidopterus angulatus Fallen, 1807 | Black kneed capsid |
| Blepharidopterus chlorionis Say, 1832 | Honeylocust plant bug |
| Blepharidopterus diaphanus Kirschbaum, 1856 | |
| Blepharidopterus provancheri Burque, 1887 | |
| Brachynotocoris puncticornis Reuter, 1880 | Plant bug |
| Brooksetta althaeae Hussey, 1924 | Hollyhock bug |
| Brooksetta azteci Knight, 1968 | |
| Brooksetta chelifer Knight, 1927 | |
| Brooksetta ferox Van Duzee, 1916 | |
| Brooksetta inconspicua Uhler, 1893 | |
| Brooksetta incurva Knight, 1927 | |
| Brooksetta incurvus Knight, 1927 | |
| Brooksetta malvastri Knight, 1968 | |
| Brooksetta nevadensis Knight, 1968 | |
| Brooksetta nicholi Knight, 1927 | |
| Brooksetta shoschonea | |
| Brooksetta shoshonea Knight, 1968 | |
| Brooksetta tibialis Van Duzee, 1916 | |
| Brooksetta viridicata Uhler, 1895 | |
| Brooksetta viridicatus Uhler, 1895 | |
| Cyrtorhinus caricis Fallen, 1807 | |
| Daleapidea albescens Van Duzee, 1918 | |
| Daleapidea daleae Knight, 1968 | Mat amaranth |
| Diaphnidia debilis Uhler, 1895 | Bishop's goutweed |
| Diaphnidia richardsi Kelton, 1965 | |
| Diaphnocoris chlorionis (Say, 1832) | ⇒ Blepharidopterus chlorionis Say, 1832 |
| Diaphnocoris provancheri (Burque, 1887) | ⇒ Blepharidopterus provancheri Burque, 1887 |
| Diaphnocoris ulmi (Knight, 1927) | ⇒ Blepharidopterus diaphanus Kirschbaum, 1856 |
| Dichaetocoris anasazi Polhemus, 1984 | Clokey's milkvetch |
| Dichaetocoris calocedrus Asquith & La..., 1993 | |
| Dichaetocoris coloradensis Knight, 1968 | Mat amaranth |
| Dichaetocoris geronimo Polhemus, 1985 | Humboldt County milkvetch |
| Dichaetocoris juniperi Knight, 1968 | Mat amaranth |
| Dichaetocoris merinoi Knight, 1968 | Mat amaranth |
| Dichaetocoris minimus Knight, 1968 | Mat amaranth |
| Dichaetocoris mojave Polhemus, 1985 | Humboldt County milkvetch |
| Dichaetocoris nevadensis Knight, 1968 | Mat amaranth |
| Dichaetocoris ovatus Van Duzee, 1916 | |
| Dichaetocoris piceicola Knight, 1927 | |
| Dichaetocoris pinicola Knight, 1968 | Mat amaranth |
| Dichaetocoris spinosus Knight, 1925 | |
| Dichaetocoris utahensis Knight, 1968 | Mat amaranth |
| Dichaetocoris vanduzeei Carvalho, 1955 | |
| Ephedrodoma multilineata Polhemus & P..., 1984 | Ackerman's milkvetch |
| Fieberocapsus flaveolus Reuter, 1871 | Plant bug |
| Hadronema (Aoplonema) princeps Uhler, 1894 | Goutweed |
| Hadronema (Aoplonema) uhleri Van Duzee, 1928 | Parish's yampah |
| Hadronema (Hadronema) bispinosum Knight, 1928 | Beaver povertyweed |
| Hadronema (Hadronema) breviatum Knight, 1928 | Beaver povertyweed |
| Hadronema (Hadronema) militare Uhler, 1872 | Herbwilliam |
| Hadronema (Hadronema) simplex Knight, 1928 | Beaver povertyweed |
| Hadronema bispinosa Knight, 1928 | |
| Hadronema breviata Knight, 1928 | |
| Hadronema decorata Uhler, 1894 | |
| Hadronema echinata Gruetzmacher..., 1977 | |
| Hadronema festiva Van Duzee, 1910 | |
| Hadronema militaris (Uhler, 1872) | ⇒ Hadronema militare Uhler, 1872 |
| Hadronema picta Uhler, 1895 | |
| Hadronema sinuata Knight, 1928 | |
| Hadronema splendida Gibson, 1918 | |
| Hadronema uniformis Knight, 1928 | |
| Heterocordylus malinus Slingerland, 1909 | Hawthorn plant bug |
| Heterotoma meriopterus Scopoli, 1763 | |
| Heterotoma planicornis Pallas, 1772 | Plant bug |
| Hyalochloria caviceps Reuter, 1907 | Plumas lupine |
| Ilnacora albifrons Knight, 1963 | Pigweed |
| Ilnacora arizonae Knight, 1963 | Pigweed |
| Ilnacora chloris Uhler, 1877 | |
| Ilnacora divisa Reuter, 1876 | Dwarf mountain lupine |
| Ilnacora furcata Knight, 1963 | Pigweed |
| Ilnacora illini Knight, 1941 | |
| Ilnacora malina Uhler, 1877 | Green Plant Bug |
| Ilnacora nicholi Knight, 1963 | Pigweed |
| Ilnacora nigrinasi Van Duzee, 1916 | |
| Ilnacora picata Knight, 1963 | |
| Ilnacora santacatalinae Knight, 1963 | Pigweed |
| Ilnacora spicata Knight, 1963 | Pigweed |
| Ilnacora stalii Reuter, 1876 | Dwarf mountain lupine |
| Ilnacora texana Knight & Sch..., 1976 | |
| Ilnacora vittifrons Knight, 1963 | Pigweed |
| Ilnacorella argentata Knight, 1925 | Povertyweed |
| Ilnacorella insignis Van Duzee, 1916 | |
| Ilnacorella nigrisquamosa Knight, 1925 | Povertyweed |
| Ilnacorella sulcata Knight, 1925 | Povertyweed |
| Ilnacorella viridis Uhler, 1895 | |
| Jobertus chrysolectrus Distant, 1893 | Plant bug |
| Labopidea ainsliei Knight, 1928 | |
| Labopidea allii Knight, 1923 | Onion bug |
| Labopidea arizonae Knight, 1928 | Beaver povertyweed |
| Labopidea brooksi Kelton, 1979 | Pineland nailwort |
| Labopidea discolor Sahlberg, 1878 | |
| Labopidea nigripes Reuter, 1909 | |
| Labopidea nigrisetosa Knight, 1925 | Povertyweed |
| Labopidea pallida Knight, 1928 | Beaver povertyweed |
| Labopidea planifrons Knight, 1928 | |
| Labopidea simplex Uhler, 1872 | Beaver povertyweed |
| Lindbergocapsus ainsliei Knight, 1928 | |
| Lindbergocapsus allii Knight, 1923 | Onion plant bug |
| Lindbergocapsus cepula Henry, 1982 | |
| Lindbergocapsus geminata Johnston, 1930 | |
| Lindbergocapsus idahoensis Knight, 1968 | |
| Lindbergocapsus planifrons Knight, 1928 | |
| Lopidea ampla Van Duzee, 1917 | Red-root yampah |
| Lopidea anisacanthi Knight, 1962 | Greenstripe |
| Lopidea apache Knight, 1918 | Barilla |
| Lopidea arizonae Knight, 1918 | Barilla |
| Lopidea balli Knight, 1923 | |
| Lopidea barberi Knight, 1962 | Greenstripe |
| Lopidea bifurca Van Duzee, 1921 | Howell's yampah |
| Lopidea bonanza Asquith, 1991 | |
| Lopidea bullata Knight, 1923 | |
| Lopidea caesar Reuter, 1876 | |
| Lopidea chandleri Moore, 1956 | Northern blueberry |
| Lopidea chelifer (Knight, 1923) | ⇒ Lopidea balli Knight, 1923 |
| Lopidea confluenta Say, 1832 | |
| Lopidea confluentus Say, 1832 | |
| Lopidea confraterna Gibson, 1918 | |
| Lopidea cuneata Van Duzee, 1910 | Yampah |
| Lopidea dakota Knight, 1923 | Caragana bug |
| Lopidea davisi Knight, 1917 | Phlox bug |
| Lopidea dawsoni Knight, 1965 | Southern amaranth |
| Lopidea eremita Van Duzee, 1921 | Howell's yampah |
| Lopidea falcata Knight, 1923 | |
| Lopidea falcicula Knight, 1923 | |
| Lopidea fuscosa Knight, 1968 | Mat amaranth |
| Lopidea gainesi Knight, 1918 | Barilla |
| Lopidea garryae Knight, 1918 | Barilla |
| Lopidea heidemanni Knight, 1917 | Saltlover |
| Lopidea hesperus Kirkaldy, 1902 | |
| Lopidea incurva Knight, 1918 | Barilla |
| Lopidea instabile Reuter, 1909 | |
| Lopidea intermedia Knight, 1918 | Barilla |
| Lopidea lateralis Knight, 1918 | Barilla |
| Lopidea lathyrae Knight, 1923 | |
| Lopidea lathyri Knight, 1923 | |
| Lopidea major Knight, 1918 | Barilla |
| Lopidea marginata Uhler, 1894 | Goutweed |
| Lopidea media Say, 1832 | |
| Lopidea medius Say, 1832 | |
| Lopidea minima Knight, 1918 | Barilla |
| Lopidea minor Knight, 1918 | Barilla |
| Lopidea nicholella Knight, 1965 | Southern amaranth |
| Lopidea nigridea serica | |
| Lopidea nigridia Uhler, 1895 | Bishop's goutweed |
| Lopidea picta Knight, 1918 | Barilla |
| Lopidea pteleae Knight and S..., 1968 | |
| Lopidea puella Van Duzee, 1921 | Howell's yampah |
| Lopidea robiniae Uhler, 1861 | |
| Lopidea robusta Uhler, 1894 | |
| Lopidea salicis Knight, 1917 | Saltlover |
| Lopidea sayi Knight, 1918 | Barilla |
| Lopidea scutata Knight, 1962 | Greenstripe |
| Lopidea staphyleae Knight, 1917 | Saltlover |
| Lopidea staphyleae sanguinea (Knight, 1917) | ⇒ Lopidea staphyleae Knight, 1917 |
| Lopidea taurina Van Duzee, 1921 | Howell's yampah |
| Lopidea teton Knight, 1923 | |
| Lopidea ute Knight, 1923 | |
| Lopidea wileyi Knight, 1923 | |
| Lopidella flavoscuta Knight, 1925 | Povertyweed |
| Macrotyloides symmetricus (Knight, 1928) | ⇒ Melanotrichus vestitus Uhler, 1890 |
| Macrotyloides vestitus (Uhler, 1890) | ⇒ Melanotrichus vestitus Uhler, 1890 |
| Mecomma angustata Uhler, 1895 | |
| Mecomma angustatus Uhler, 1895 | |
| Mecomma antennata Van Duzee, 1917 | |
| Mecomma bradora Kelton, 1960 | Bushy whitlow-wort |
| Mecomma giloipes Stål, 1858 | |
| Mecomma gilvipes Stål, 1858 | |
| Melanotrichus albocostatus Van Duzee, 1918 | |
| Melanotrichus atriplicis Knight, 1968 | Mat amaranth |
| Melanotrichus brindleyi Knight, 1968 | Mat amaranth |
| Melanotrichus catulus Van Duzee, 1916 | |
| Melanotrichus coagulatus Uhler, 1877 | |
| Melanotrichus concolor Kirschbaum, 1856 | |
| Melanotrichus elongatus Kelton, 1980 | |
| Melanotrichus eurotiae Knight, 1968 | Mat amaranth |
| Melanotrichus flavosparsus (Sahlberg, 1842) | ⇒ Orthotylus flavosparsus C. R. Sahlberg, 1841 |
| Melanotrichus knighti Polhemus, 1985 | Humboldt County milkvetch |
| Melanotrichus leviculus Knight, 1927 | Small povertyweed |
| Melanotrichus mimus Knight, 1927 | Small povertyweed |
| Melanotrichus mistus Knight, 1925 | Povertyweed |
| Melanotrichus pallens Knight, 1968 | Mat amaranth |
| Melanotrichus senectus Van Duzee, 1916 | |
| Melanotrichus stanleyaea Knight, 1968 | |
| Melanotrichus stitti Knight, 1968 | Mat amaranth |
| Melanotrichus symphoricarpi Knight, 1968 | |
| Melanotrichus uniformis Knight, 1968 | Mat amaranth |
| Melanotrichus utahensis Knight, 1968 | Mat amaranth |
| Melanotrichus vestitus Uhler, 1890 | |
| Melanotrichus virescens (Douglas & Scott, 1865) | ⇒ Orthotylus bureschi Josifov, 1969 |
| Melanotrichus viridula Knight, 1928 | |
| Melanotrichus wallisi Kelton, 1980 | |
| Melanotrichus whiteheadi Henry, 1991 | |
| Melanotrichus wileyae Knight, 1927 | Small povertyweed |
| Noctuocoris conspurcatus Schwartz & S..., 1986 | Fringed willowherb |
| Noctuocoris fumidus Van Duzee, 1916 | |
| Orthotylus (Labopidea) artemisiae J. Sahlberg, 1878 | |
| Orthotylus (Melanotrichus) flavosparsus C. R. Sahlberg, 1841 | Plant Bug |
| Orthotylus (Neomecomma) candidatus Van Duzee, 1916 | California yampah |
| Orthotylus (Orthotylus) affinis Van Duzee, 1916 | California yampah |
| Orthotylus (Orthotylus) alni Knight, 1923 | |
| Orthotylus (Orthotylus) angulatus Uhler, 1895 | |
| Orthotylus (Orthotylus) basicornis Knight, 1923 | |
| Orthotylus (Orthotylus) brunneus Van Duzee, 1916 | California yampah |
| Orthotylus (Orthotylus) celtidis Henry, 1979 | |
| Orthotylus (Orthotylus) contrastus Van Duzee, 1925 | Oregon yampah |
| Orthotylus (Orthotylus) cruciatus Van Duzee, 1916 | California yampah |
| Orthotylus (Orthotylus) cuneatus Van Duzee, 1916 | California yampah |
| Orthotylus (Orthotylus) dodgei Van Duzee, 1921 | Howell's yampah |
| Orthotylus (Orthotylus) dorsalis Provancher, 1872 | |
| Orthotylus (Orthotylus) formosus Van Duzee, 1916 | California yampah |
| Orthotylus (Orthotylus) fraternus Van Duzee, 1916 | California yampah |
| Orthotylus (Orthotylus) fuscicornis Knight, 1927 | Small povertyweed |
| Orthotylus (Orthotylus) hamatus Van Duzee, 1918 | Common yampah |
| Orthotylus (Orthotylus) juglandis Henry, T., 1979 | |
| Orthotylus (Orthotylus) katmai Knight, 1921 | |
| Orthotylus (Orthotylus) knighti Van Duzee, 1916 | California yampah |
| Orthotylus (Orthotylus) languidus Van Duzee, 1916 | California yampah |
| Orthotylus (Orthotylus) lateralis Van Duzee, 1916 | California yampah |
| Orthotylus (Orthotylus) marginatus Uhler, 1895 | |
| Orthotylus (Orthotylus) minuendus Knight, 1925 | Povertyweed |
| Orthotylus (Orthotylus) modestus Van Duzee, 1916 | California yampah |
| Orthotylus (Orthotylus) molliculus Van Duzee, 1916 | California yampah |
| Orthotylus (Orthotylus) nassatus Fabricius, 1787 | Lime capsid |
| Orthotylus (Orthotylus) necopinus Van Duzee, 1916 | California yampah |
| Orthotylus (Orthotylus) neglectus Knight, 1923 | |
| Orthotylus (Orthotylus) notabilis Knight, 1927 | Small povertyweed |
| Orthotylus (Orthotylus) nyctalis Knight, 1927 | Small povertyweed |
| Orthotylus (Orthotylus) ornatus Van Duzee, 1916 | California yampah |
| Orthotylus (Orthotylus) pacificus Van Duzee, 1919 | Gairdner's yampah |
| Orthotylus (Orthotylus) pennsylvanicus Henry, 1979 | |
| Orthotylus (Orthotylus) plucheae Van Duzee, 1925 | Oregon yampah |
| Orthotylus (Orthotylus) pullatus Van Duzee, 1916 | California yampah |
| Orthotylus (Orthotylus) ramus Knight, 1927 | Small povertyweed |
| Orthotylus (Orthotylus) robiniae Johnston, 1935 | Sticky catchfly |
| Orthotylus (Orthotylus) rossi Knight, 1941 | |
| Orthotylus (Orthotylus) serus Van Duzee, 1921 | Howell's yampah |
| Orthotylus (Orthotylus) spinosus Knight, 1925 | Povertyweed |
| Orthotylus (Orthotylus) submarginatus Say, 1832 | |
| Orthotylus (Orthotylus) taxodii Knight, 1925 | |
| Orthotylus (Orthotylus) uniformis Van Duzee, 1916 | California yampah |
| Orthotylus (Orthotylus) ute Knight, 1927 | Small povertyweed |
| Orthotylus (Orthotylus) viridinervis Kirschbaum, 1856 | Plant bug |
| Orthotylus (Orthotylus) viridis Van Duzee, 1916 | California yampah |
| Orthotylus (Pachylops) virescens Douglas & Scott, 1865 | Plant bug |
| Orthotylus (Parapachylops) bureschi Josifov, 1969 | |
| Orthotylus aesculicola Blinn, 1987 | |
| Orthotylus aeseulicola Blinn, 1987 | |
| Paraproba capitata Van Duzee, 1912 | |
| Paraproba cincta Van Duzee, 1917 | Red-root yampah |
| Paraproba hamata Van Duzee, 1912 | |
| Paraproba nigrinervis Van Duzee, 1917 | |
| Paraproba pendula Van Duzee, 1914 | Bolander's yampah |
| Paraproba viridipennis Carvalho, 1987 | |
| Parthenicus accumulus Knight, 1968 | Mat amaranth |
| Parthenicus albellus Knight, 1925 | Povertyweed |
| Parthenicus aridus Knight, 1918 | Barilla |
| Parthenicus atriplicis Knight, 1968 | Mat amaranth |
| Parthenicus aureosquamis Knight, 1925 | Povertyweed |
| Parthenicus baccharidis Knight, 1925 | Povertyweed |
| Parthenicus basicornis Knight, 1968 | Mat amaranth |
| Parthenicus becki Knight, 1968 | Mat amaranth |
| Parthenicus boutelouae Knight, 1968 | Mat amaranth |
| Parthenicus brevicornis Knight, 1968 | Mat amaranth |
| Parthenicus brindleyi Knight, 1968 | Mat amaranth |
| Parthenicus brooksi Kelton, 1980 | |
| Parthenicus brunneus Van Duzee, 1925 | Oregon yampah |
| Parthenicus candidus Van Duzee, 1918 | Common yampah |
| Parthenicus cercocarpi Knight, 1968 | Mat amaranth |
| Parthenicus condensus Knight, 1968 | Mat amaranth |
| Parthenicus conspersus Knight, 1968 | |
| Parthenicus covilleae Van Duzee, 1918 | Common yampah |
| Parthenicus cowaniae Knight, 1968 | Mat amaranth |
| Parthenicus cuneotinctus Knight, 1925 | Povertyweed |
| Parthenicus davisi Knight, 1968 | Mat amaranth |
| Parthenicus deleticus Knight, 1968 | Mat amaranth |
| Parthenicus desertus Knight, 1968 | Mat amaranth |
| Parthenicus discalis Van Duzee, 1925 | Oregon yampah |
| Parthenicus femoratus Van Duzee, 1925 | |
| Parthenicus furcatus Knight, 1968 | Mat amaranth |
| Parthenicus fuscipilus Knight, 1968 | Mat amaranth |
| Parthenicus fuscosus Knight, 1968 | Mat amaranth |
| Parthenicus giffardi Van Duzee, 1917 | Red-root yampah |
| Parthenicus grex Van Duzee, 1925 | Oregon yampah |
| Parthenicus incurvus Knight, 1968 | Mat amaranth |
| Parthenicus irroratus Knight, 1968 | Mat amaranth |
| Parthenicus juniperi Heidemann, 1892 | |
| Parthenicus knighti Henry, 1982 | Western meadow-rue |
| Parthenicus merinoi Knight, 1968 | Mat amaranth |
| Parthenicus micans Knight, 1925 | Povertyweed |
| Parthenicus miniopunctatus Knight, 1968 | Mat amaranth |
| Parthenicus muchmorei Knight, 1968 | Mat amaranth |
| Parthenicus multipunctatus Knight, 1968 | Mat amaranth |
| Parthenicus mundus Van Duzee, 1923 | Lemmon's yampah |
| Parthenicus nevadensis Knight, 1968 | Mat amaranth |
| Parthenicus nicholellus Knight, 1968 | Mat amaranth |
| Parthenicus nicholi Knight, 1925 | Povertyweed |
| Parthenicus nigripunctus Knight, 1968 | Mat amaranth |
| Parthenicus obsoletus Knight, 1968 | Mat amaranth |
| Parthenicus oreades Knight, 1925 | Povertyweed |
| Parthenicus pallidicollis Van Duzee, 1925 | Oregon yampah |
| Parthenicus pallipes Knight, 1968 | Mat amaranth |
| Parthenicus peregrinus Van Duzee, 1918 | |
| Parthenicus picicollis Van Duzee, 1918 | Common yampah |
| Parthenicus pictus Knight, 1925 | Povertyweed |
| Parthenicus pilipes Knight, 1968 | Mat amaranth |
| Parthenicus pinicola Knight, 1968 | Mat amaranth |
| Parthenicus psalliodes Reuter, 1876 | Dwarf mountain lupine |
| Parthenicus ribesi Knight, 1968 | Mat amaranth |
| Parthenicus ruber Van Duzee, 1917 | Red-root yampah |
| Parthenicus rubrinervis Knight, 1925 | Povertyweed |
| Parthenicus rubromaculosus Knight, 1968 | Mat amaranth |
| Parthenicus rubropunctipes Knight, 1968 | Mat amaranth |
| Parthenicus rubrosignatus Knight, 1968 | Mat amaranth |
| Parthenicus rufiguttatus Knight, 1968 | |
| Parthenicus rufivenosus Knight, 1925 | Povertyweed |
| Parthenicus rufus Henry, 1982 | Western meadow-rue |
| Parthenicus rufusculus Knight, 1925 | Povertyweed |
| Parthenicus sabulosus Van Duzee, 1925 | Oregon yampah |
| Parthenicus selectus Knight, 1925 | Povertyweed |
| Parthenicus soror Van Duzee, 1917 | |
| Parthenicus taxodii Knight, 1941 | |
| Parthenicus tenuis Knight, 1968 | Mat amaranth |
| Parthenicus trispinosus Knight, 1968 | Mat amaranth |
| Parthenicus utahensis Knight, 1968 | Mat amaranth |
| Parthenicus vaccini Van Duzee, 1915 | |
| Parthenicus weemsi Henry, 1982 | Western meadow-rue |
| Presidiomiris infuscatus Stonedahl & ..., 1988 | |
| Presidiomiris knighti Stonedahl & ..., 1988 | |
| Pseudoloxops coccineus Meyer-Dür, 1843 | Plant bug |
| Pseudopsallus abroniae Knight, 1930 | Amargosa niterwort |
| Pseudopsallus angularis Uhler, 1894 | |
| Pseudopsallus anograe Knight, 1930 | Amargosa niterwort |
| Pseudopsallus artemisicola Knight, 1930 | Amargosa niterwort |
| Pseudopsallus atriseta Van Duzee, 1916 | |
| Pseudopsallus badger Stonedahl & ..., 1988 | |
| Pseudopsallus daleae Knight, 1968 | |
| Pseudopsallus demensus Van Duzee, 1925 | |
| Pseudopsallus enceliae Stonedahl & ..., 1986 | American ivy |
| Pseudopsallus hixsoni Knight, 1969 | |
| Pseudopsallus lajuntae Stonedahl & ..., 1986 | American ivy |
| Pseudopsallus lattini Stonedahl & ..., 1986 | American ivy |
| Pseudopsallus major Knight, 1969 | |
| Pseudopsallus mojaviensis Stonedahl & ..., 1986 | American ivy |
| Pseudopsallus occidentalis Stonedahl & ..., 1986 | American ivy |
| Pseudopsallus plagiatus Knight, 1968 | |
| Pseudopsallus presidio Stonedahl & ..., 1986 | American ivy |
| Pseudopsallus puberus Uhler, 1894 | |
| Pseudopsallus repertus Uhler, 1895 | |
| Pseudopsallus sericatus Uhler, 1895 | |
| Pseudopsallus stitti Knight, 1968 | |
| Pseudopsallus tulare Stonedahl & ..., 1988 | |
| Pseudopsallus viridicans Knight, 1930 | |
| Pseudoxenetus regalis Uhler, 1890 | |
| Renodaeus texanus Knight, 1926 | Nuttall's monolepis |
| Reuteria bifurcata Knight, 1939 | Spinach |
| Reuteria craigi Blinn, 1988 | |
| Reuteria dobsoni Henry, 1976 | Small meadowrue |
| Reuteria fuscicornis Knight, 1939 | Spinach |
| Reuteria irrorata Say, 1832 | |
| Reuteria platani Knight, 1941 | |
| Reuteria pollicaris Knight, 1939 | Spinach |
| Reuteria querci Knight, 1939 | Spinach |
| Reuteria wheeleri Henry, 1976 | Small meadowrue |
| Saileria bella Van Duzee, 1916 | |
| Saileria compsus Reuter, 1907 | |
| Saileria irrorata Henry, 1976 | Small meadowrue |
| Scalponotatus albibasis Knight, 1938 | |
| Scalponotatus maturus Kelton, 1969 | |
| Sericophanes albomaculatus Knight, 1930 | Amargosa niterwort |
| Sericophanes floridanus Knight, 1927 | Small povertyweed |
| Sericophanes fuscicornis Knight, 1968 | Mat amaranth |
| Sericophanes heidemanni Poppius, 1914 | Bolander's milkvetch |
| Sericophanes nevadensis Knight, 1968 | Mat amaranth |
| Sericophanes ocellatus Reuter, 1876 | Dwarf mountain lupine |
| Sericophanes rubripes Knight, 1968 | Mat amaranth |
| Sericophanes triangularis Knight, 1918 | Barilla |
| Sericophanes tumidifrons Knight, 1968 | Mat amaranth |
| Slaterocoris alpinus Kelton, 1968 | Hairy forked nailwort |
| Slaterocoris ambrosiae Knight, 1938 | |
| Slaterocoris apache Kelton, 1968 | Hairy forked nailwort |
| Slaterocoris arizonensis (Knight, 1970) | ⇒ Slaterocoris ambrosiae Knight, 1938 |
| Slaterocoris atrata Uhler, 1894 | |
| Slaterocoris atritibialis Knight, 1938 | |
| Slaterocoris basicornis (Knight, 1970) | ⇒ Slaterocoris sheridani Knight, 1968 |
| Slaterocoris bifidus (Knight, 1970) | ⇒ Slaterocoris apache Kelton, 1968 |
| Slaterocoris breviatus Knight, 1938 | |
| Slaterocoris burkei (Knight, 1970) | ⇒ Slaterocoris apache Kelton, 1968 |
| Slaterocoris croceipes Knight, 1970 | California amaranth |
| Slaterocoris custeri (Knight, 1970) | ⇒ Slaterocoris sheridani Knight, 1968 |
| Slaterocoris dakotae (Knight, 1970) | ⇒ Slaterocoris sheridani Knight, 1968 |
| Slaterocoris digitatus Knight, 1970 | California amaranth |
| Slaterocoris flavipes Kelton, 1968 | Hairy forked nailwort |
| Slaterocoris fuscicornis (Knight, 1970) | ⇒ Slaterocoris mohri Knight, 1941 |
| Slaterocoris fuscomarginalis Knight, 1970 | California amaranth |
| Slaterocoris getzendaneri (Knight, 1970) | ⇒ Slaterocoris stygicus Say, 1832 |
| Slaterocoris hirtus Knight, 1938 | |
| Slaterocoris knowltoni (Knight, 1970) | ⇒ Slaterocoris longipennis Knight, 1970 |
| Slaterocoris longipennis Knight, 1970 | California amaranth |
| Slaterocoris minimus (Knight, 1970) | ⇒ Slaterocoris breviatus Knight, 1938 |
| Slaterocoris mohri Knight, 1941 | |
| Slaterocoris nevadensis (Knight, 1970) | ⇒ Slaterocoris robustus Uhler, 1895 |
| Slaterocoris nicholi (Knight, 1970) | ⇒ Slaterocoris rubrofemoratus Knight, 1968 |
| Slaterocoris ovatus (Knight, 1970) | ⇒ Slaterocoris ambrosiae Knight, 1938 |
| Slaterocoris pallidicornis Knight, 1938 | |
| Slaterocoris pallipes Knight, 1926 | |
| Slaterocoris pilosus Kelton, 1968 | Hairy forked nailwort |
| Slaterocoris rarus (Knight, 1970) | ⇒ Slaterocoris breviatus Knight, 1938 |
| Slaterocoris robusta Uhler, 1895 | |
| Slaterocoris robustus Uhler, 1895 | |
| Slaterocoris rubrofemoratus Knight, 1968 | Mat amaranth |
| Slaterocoris schaffneri (Knight, 1970) | ⇒ Slaterocoris alpinus Kelton, 1968 |
| Slaterocoris sculleni (Knight, 1970) | ⇒ Slaterocoris flavipes Kelton, 1968 |
| Slaterocoris severini (Knight, 1970) | ⇒ Slaterocoris ambrosiae Knight, 1938 |
| Slaterocoris sheridani Knight, 1968 | Mat amaranth |
| Slaterocoris solidaginis Kelton, 1968 | Hairy forked nailwort |
| Slaterocoris sparsus Kelton, 1968 | Hairy forked nailwort |
| Slaterocoris stygicus Say, 1832 | |
| Slaterocoris texanus (Knight, 1970) | ⇒ Slaterocoris sheridani Knight, 1968 |
| Slaterocoris tibialis Knight, 1970 | California amaranth |
| Slaterocoris utahensis (Knight, 1968) | ⇒ Slaterocoris longipennis Knight, 1970 |
| Slaterocoris woodgatei (Knight, 1970) | ⇒ Slaterocoris sheridani Knight, 1968 |
| Squamocoris arizonae Knight, 1968 | Mat amaranth |
| Squamocoris fumosus Stonedahl & ..., 1986 | Creeper |
| Squamocoris latisquamus Stonedahl & ..., 1986 | Creeper |
| Squamocoris pallidinervus Stonedahl & ..., 1986 | Creeper |
| Squamocoris purshiae Stonedahl & ..., 1968 | Grapes |
| Squamocoris utahensis Knight, 1968 | Mat amaranth |
| Texocoris nigrellus Knight, 1939 | |
