| Agromyza albipennis (Meigen, 1830) | ⇒ Agromyza vitrinervis Malloch, 1915 |
| Agromyza ambrosivora Spencer, 1969 | Giant spurge |
| Agromyza bryoniae (Kaltenbach, 1858) | ⇒ Liriomyza bryoniae Kaltenbach, 1858 |
| Agromyza canadensis Malloch, 1913 | |
| Agromyza drepanura Hering, 1930 | |
| Agromyza fragariae Malloch, 1913 | |
| Agromyza leechi Spencer, 1969 | Giant spurge |
| Agromyza nevadensis Spencer, 1981 | Candelilla |
| Agromyza nigrella Rondani, 1875 | |
| Agromyza pallidiseta Malloch, 1924 | Climbing arrowheads |
| Agromyza pseudoreptans Nowakowski, 1967 | Peak saxifrage |
| Agromyza reptans Fallen, 1823 | |
| Agromyza schlingerella Spencer, 1981 | Candelilla |
| Agromyza simplex (Loew, 1869) | ⇒ Ophiomyia simplex Loew, 1869 |
| Agromyza sulfuriceps Strobl, 1898 | |
| Agromyza tularensis Spencer, 1981 | Candelilla |
| Agromyza vockerothi Spencer, 1969 | Giant spurge |
| Amauromyza (Cephalomyza) lucens Spencer, 1981 | Candelilla |
| Amauromyza abnormalis Malloch, 1913 | |
| Amauromyza anomala Spencer, 1981 | Candelilla |
| Amauromyza confondata Spencer, 1986 | Alkali sandmat |
| Amauromyza elsinorensis Spencer, 1981 | Candelilla |
| Amauromyza insularis Spencer, 1981 | Candelilla |
| Amauromyza lathyroides Spencer, 1981 | Candelilla |
| Amauromyza nevadensis Spencer, 1981 | Candelilla |
| Amauromyza remus Spencer, 1981 | Candelilla |
| Amauromyza romulus Spencer, 1981 | Candelilla |
| Amauromyza schusteri Spencer, 1981 | Candelilla |
| Amauromyza scleritica Spencer, 1981 | Candelilla |
| Aulagromyza cornigera Griffiths, 1973 | |
| Aulagromyza lonicerae (Robineau-Des..., 1851) | ⇒ Aulagromyza luteoscutellata De Meijere, 1924 |
| Aulagromyza lonicerina Spencer, 1981 | |
| Aulagromyza luteoscutellata De Meijere, 1924 | |
| Aulagromyza orbitalis Melander, 1913 | |
| Aulagromyza praecox Spencer, 1981 | |
| Calycomyza ambrosiae Frick, 1956 | Ragweed leaf miner |
| Calycomyza artemisiae Kaltenbach, 1856 | |
| Calycomyza barbarensis Spencer, 1981 | Candelilla |
| Calycomyza enceliae Spencer, 1981 | Candelilla |
| Calycomyza gigantea Frick, 1956 | |
| Calycomyza humeralis Roser, 1840 | Aster leaf miner |
| Calycomyza irwini Spencer, 1981 | Candelilla |
| Calycomyza jucunda Wulp, 1867 | |
| Calycomyza lantanae Frick, 1956 | Lantana leafmining fly |
| Calycomyza majuscula Frick, 1956 | |
| Calycomyza malvae Burgess, 1880 | Mallow Leaf Miner |
| Calycomyza menthae Spencer, 1969 | Giant spurge |
| Calycomyza platyptera (Thomson, 1869) | ⇒ Calycomyza jucunda Wulp, 1867 |
| Calycomyza promissa Frick, 1956 | |
| Cerodontha (Butomomyza) angulata Loew, 1869 | |
| Cerodontha (Butomomyza) scirpi Karl, 1926 | |
| Cerodontha (Cerodontha) dorsalis Loew, 1863 | Grass sheathminer |
| Cerodontha (Dizygomyza) hirtae Nowakowski, 1967 | Peak saxifrage |
| Cerodontha (Dizygomyza) morosa Meigen, 1830 | |
| Cerodontha (Icteromyza) capitata Zetterstedt, 1848 | |
| Cerodontha (Icteromyza) churchillensis Spencer, 1969 | Giant spurge |
| Cerodontha (Icteromyza) longipennis Loew, 1869 | |
| Cerodontha (Poemyza) inconspicua Malloch, 1913 | |
| Cerodontha (Poemyza) muscina Meigen, 1830 | |
| Cerodontha (Poemyza) pygminoides Spencer, 1981 | Candelilla |
| Cerodontha (Poemyza) superciliosa Zetterstedt, 1860 | |
| Cerodontha frankensis Spencer, 1969 | Giant spurge |
| Cerodontha maclayi Spencer, 1981 | Candelilla |
| Cerodontha malaisei Spencer, 1981 | Candelilla |
| Cerodontha montanoides Spencer, 1981 | |
| Cerodontha paludosa Spencer, 1981 | Candelilla |
| Cerodontha questa Spencer, 1981 | Candelilla |
| Cerodontha temeculensis Spencer, 1981 | Candelilla |
| Chromatomyia castillejae Spencer, 1973 | |
| Chromatomyia eriodictyi Spencer, 1981 | |
| Chromatomyia fricki Griffiths, 1974 | Hollyleaf fringedfern |
| Chromatomyia gregaria Frick, 1954 | |
| Chromatomyia lonicerae Robineau-Des..., 1851 | Honeysuckle leaf miner |
| Chromatomyia mimuli Spencer, 1981 | Candelilla |
| Chromatomyia montana Spencer, 1981 | Candelilla |
| Chromatomyia nigra Meigen, 1830 | Cereal leaf miner |
| Chromatomyia nordica (Spencer, 1981) | ⇒ Chromatomyia castillejae Spencer, 1973 |
| Chromatomyia obscuriceps (Hendel, 1935) | ⇒ Chromatomyia nigra Meigen, 1830 |
| Chromatomyia orbitella Spencer, 1981 | Candelilla |
| Chromatomyia pseudomilii Griffiths, 1980 | |
| Chromatomyia symphoricarpi Griffiths, 1974 | Hollyleaf fringedfern |
| Chromatomyia syngenesiae (Hardy, 1849) | ⇒ Phytomyza syngenesiae Hardy, 1849 |
| Chromatomyia tiarellae Griffiths, 1972 | |
| Dizygomyza artemisiae | |
| Dizygomyza clara | |
| Dizygomyza coronata | |
| Dizygomyza jucunda | |
| Dizygomyza muscina | |
| Galiomyza turneri Spencer, 1981 | |
| Haplopeodes kefi Steyskal, 1980 | |
| Haplopeodes minutus Frost, 1924 | |
| Hexomyza schineri Giraud, 1861 | Poplar twiggall fly |
| Hexomyza simplicoides Hendel, 1920 | |
| Hexomyza toschiae Spencer, 1981 | Candelilla |
| Japanagromyza rutiliceps Melander, 1913 | |
| Liriomyza abnormis Spencer, 1981 | Candelilla |
| Liriomyza admiranda Spencer, 1981 | Candelilla |
| Liriomyza agraria | |
| Liriomyza allia Frost, 1943 | |
| Liriomyza arnaudi Spencer, 1981 | Candelilla |
| Liriomyza artemisiae Spencer, 1981 | Candelilla |
| Liriomyza baccharidis Spencer, 1963 | Abrams' sandmat |
| Liriomyza baptisiae Frost, 1931 | |
| Liriomyza bella Spencer, 1981 | Candelilla |
| Liriomyza bellissima Spencer, 1969 | |
| Liriomyza brassicae Riley, 1885 | Cabbage leaf miner |
| Liriomyza bryoniae Kaltenbach, 1858 | Potato leaf miner |
| Liriomyza californiensis Spencer, 1981 | Candelilla |
| Liriomyza chemsaki Spencer, 1981 | Candelilla |
| Liriomyza cordillerana Sehgal, 1968 | Engelmann's evening primrose |
| Liriomyza denudata Spencer, 1981 | Candelilla |
| Liriomyza eupatorii Kaltenbach, 1874 | |
| Liriomyza flaveola Fallen, 1823 | Aster leaf miner |
| Liriomyza flavicola Spencer, 1981 | Candelilla |
| Liriomyza frickella Spencer, 1981 | Candelilla |
| Liriomyza fricki Spencer, 1965 | Pointed sandmat |
| Liriomyza frigida Spencer, 1981 | Candelilla |
| Liriomyza frommeri Spencer, 1981 | Candelilla |
| Liriomyza graminacea Spencer, 1981 | Candelilla |
| Liriomyza helenii Spencer, 1981 | Candelilla |
| Liriomyza helianthi Spencer, 1981 | Candelilla |
| Liriomyza huidobrensis Blanchard, 1926 | Pea leaf miner |
| Liriomyza langei (Frick, 1951) | ⇒ Liriomyza huidobrensis Blanchard, 1926 |
| Liriomyza lathyroides Spencer, 1981 | |
| Liriomyza lupinella Spencer, 1981 | Candelilla |
| Liriomyza lupini Spencer, 1981 | Candelilla |
| Liriomyza lupiniphaga Spencer, 1981 | Candelilla |
| Liriomyza lupinophaga | |
| Liriomyza minor Spencer, 1981 | Candelilla |
| Liriomyza monoensis Spencer, 1981 | Candelilla |
| Liriomyza munda (Frick, 1957) | ⇒ Liriomyza sativae Blanchard, 1938 |
| Liriomyza nigriscutellata Spencer, 1981 | Candelilla |
| Liriomyza nigrissima Spencer, 1981 | Candelilla |
| Liriomyza orbona Meigen, 1830 | |
| Liriomyza paumensis Spencer, 1981 | Candelilla |
| Liriomyza pictella Thomson, 1869 | Cotton leaf miner |
| Liriomyza projecta Lonsdale, 2011 | |
| Liriomyza ptarmicae Meijere, 1925 | Southern marsh yellowcress |
| Liriomyza quadrisetosa Malloch, 1913 | |
| Liriomyza sabaziae Spencer, 1963 | Abrams' sandmat |
| Liriomyza sativae Blanchard, 1938 | Cabbage leaf miner |
| Liriomyza schlingeri Spencer, 1981 | |
| Liriomyza septentrionalis Sehgal, 1968 | Engelmann's evening primrose |
| Liriomyza similis Spencer, 1981 | Candelilla |
| Liriomyza smilacinae Spencer, 1969 | Giant spurge |
| Liriomyza specifica Spencer, 1981 | Candelilla |
| Liriomyza stachyos Spencher, 1981 | Candelilla |
| Liriomyza subpusilla (Malloch, 1914) | ⇒ Liriomyza sativae Blanchard, 1938 |
| Liriomyza texella Spencer, 1986 | Alkali sandmat |
| Liriomyza togata Melander, 1913 | |
| Liriomyza trifoliearum Spencer, 1973 | |
| Liriomyza trifolii Burgess, 1880 | American serpentine leaf miner |
| Liriomyza trixivora Lonsdale, 2011 | |
| Liriomyza tubula Spencer, 1981 | Candelilla |
| Liriomyza venegasiae Spencer, 1981 | Candelilla |
| Liriomyza venturensis Spencer, 1981 | Candelilla |
| Liriomyza zinniae Spencer, 1981 | Candelilla |
| Melanagromyza buccalis Spencer, 1969 | Giant spurge |
| Melanagromyza burgessi Malloch, 1913 | |
| Melanagromyza cirsiophila Spencer, 1981 | Candelilla |
| Melanagromyza corralensis Spencer, 1981 | Candelilla |
| Melanagromyza gibsoni Malloch, 1915 | |
| Melanagromyza gnaphalii Spencer, 1981 | Candelilla |
| Melanagromyza gynurae Spencer, 1959 | |
| Melanagromyza malevola Spencer, 1981 | Candelilla |
| Melanagromyza maligna Spencer, 1981 | Candelilla |
| Melanagromyza marinensis Spencer, 1981 | Candelilla |
| Melanagromyza minimoides Spencer, 1966 | Rattlesnake weed |
| Melanagromyza mugensis Spencer, 1981 | |
| Melanagromyza muguensis (Spencer, 1981) | ⇒ Melanagromyza mugensis Spencer, 1981 |
| Melanagromyza osoflacensis Spencer, 1981 | Candelilla |
| Melanagromyza palaensis Spencer, 1981 | Candelilla |
| Melanagromyza quadrisetosa Spencer, 1981 | Candelilla |
| Melanagromyza sagehenensis Spencer, 1981 | Candelilla |
| Melanagromyza scrophulariae Spencer, 1981 | Candelilla |
| Melanagromyza splendida Frick, 1953 | Leafminer fly |
| Melanagromyza trispinella Spencer, 1981 | Candelilla |
| Melanagromyza trispinosa Spencer, 1981 | Candelilla |
| Melanagromyza urticella Spencer, 1981 | Candelilla |
| Melanagromyza viridis (Frost, 1931) | ⇒ Melanagromyza gynurae Spencer, 1959 |
| Metopomyza nigripes Spencer, 1981 | Candelilla |
| Napomyza blairmorensis Sehgal, 1971 | |
| Napomyza evanescens Hendel, 1920 | Agromyzid fly |
| Napomyza minuta Spencer, 1981 | Candelilla |
| Napomyza montanoides Spencer, 1981 | Candelilla |
| Napomyza nugax Spencer, 1969 | Giant spurge |
| Napomyza plumea Spencer, 1969 | |
| Napomyza schusteri Spencer, 1981 | Candelilla |
| Nemorimyza posticata Meigen, 1830 | |
| Ophiomyia ambrosia Spencer, 1981 | Candelilla |
| Ophiomyia apta Spencer, 1981 | Candelilla |
| Ophiomyia atriplicis Spencer, 1984 | Arizona sandmat |
| Ophiomyia bernardinensis Spencer, 1981 | Candelilla |
| Ophiomyia commendata Spencer, 1981 | Candelilla |
| Ophiomyia debilis Spencer, 1981 | Candelilla |
| Ophiomyia delecta Spencer, 1981 | Candelilla |
| Ophiomyia devia Spencer, 1981 | Candelilla |
| Ophiomyia fastella Spencer, 1981 | Candelilla |
| Ophiomyia fida Spencer, 1982 | Candelilla |
| Ophiomyia jacintensis Spencer, 1981 | Candelilla |
| Ophiomyia lantanae Froggat, 1919 | Lantana seed fly |
| Ophiomyia lassa Spencer, 1981 | Candelilla |
| Ophiomyia levata Spencer, 1981 | Candelilla |
| Ophiomyia maculata Spencer, 1981 | Candelilla |
| Ophiomyia malitiosa Spencer, 1981 | Candelilla |
| Ophiomyia melica Spencer, 1981 | Candelilla |
| Ophiomyia nasuta Melander, 1913 | |
| Ophiomyia praecisa Spencer, 1969 | Giant spurge |
| Ophiomyia shastensis Spencer, 1981 | Candelilla |
| Ophiomyia simplex Loew, 1869 | Asparagus miner |
| Ophiomyia subdefinita Spencer, 1986 | Alkali sandmat |
| Ophiomyia texana Malloch, 1913 | |
| Ophiomyia yolensis Spencer, 1981 | Candelilla |
| Phytagromyza lonicerae | |
| Phytagromyza orbitalis | |
| Phytobia californica Spencer, 1981 | Candelilla |
| Phytobia flavohumeralis Sehgal, 1968 | Engelmann's evening primrose |
| Phytobia morio Brischke, 1881 | |
| Phytobia powelli Spencer, 1981 | |
| Phytobia prunivora Spencer, 1981 | |
| Phytobia vanduzeei Spencer, 1981 | Candelilla |
| Phytoliriomyza arctica Lundbeck, 1901 | |
| Phytoliriomyza beckerella Spencer, 1981 | Candelilla |
| Phytoliriomyza clara Melander, 1913 | |
| Phytoliriomyza conjunctimontis Frick, 1952 | |
| Phytoliriomyza dorsata Siebke, 1864 | |
| Phytoliriomyza flavens Spencer, 1981 | Candelilla |
| Phytoliriomyza imperfecta Malloch, 1934 | |
| Phytoliriomyza jacarandae Steyskal & S..., 1978 | Jacaranda leaf miner |
| Phytoliriomyza leechi Spencer, 1981 | Candelilla |
| Phytoliriomyza minutissima Spencer, 1981 | Candelilla |
| Phytoliriomyza perpusilla Meigen, 1830 | |
| Phytoliriomyza phytoliriomyza | |
| Phytomyza (Phytomyza) agromyzina Meigen, 1830 | Stalkless yellowcress |
| Phytomyza (Phytomyza) alamedensis Spencer, 1981 | Candelilla |
| Phytomyza (Phytomyza) alaskana Griffiths, 1974 | Hollyleaf fringedfern |
| Phytomyza (Phytomyza) albiceps Meigen, 1830 | Stalkless yellowcress |
| Phytomyza (Phytomyza) angelicae Kaltenbach, 1874 | Corn-cockle |
| Phytomyza (Phytomyza) aquilegiana Frost, 1930 | Jamaican weissia moss |
| Phytomyza (Phytomyza) aquilegioides Sehgal, 1971 | Long-tube evening primrose |
| Phytomyza (Phytomyza) aquilegivora Spencer, 1969 | Columbine Leafminer |
| Phytomyza (Phytomyza) arnicicola Lundqvist, 1949 | Small white violet |
| Phytomyza (Phytomyza) atricornis Meigen, 1838 | Roundfruit yellowcress |
| Phytomyza (Phytomyza) californica Griffiths, 1974 | Hollyleaf fringedfern |
| Phytomyza (Phytomyza) carbonensis Spencer, 1981 | Candelilla |
| Phytomyza (Phytomyza) cicutella Spencer, 1981 | Candelilla |
| Phytomyza (Phytomyza) clematisana Spencer, 1981 | Candelilla |
| Phytomyza (Phytomyza) columbinae Sehgal, 1971 | Long-tube evening primrose |
| Phytomyza (Phytomyza) crassiseta Zetterstedt, 1860 | Leaf-Miner Fly |
| Phytomyza (Phytomyza) crepidis Spencer, 1981 | |
| Phytomyza (Phytomyza) davisii Walton, 1912 | |
| Phytomyza (Phytomyza) felix Spencer, 1981 | Candelilla |
| Phytomyza (Phytomyza) flaviantennalis Spencer, 1981 | Candelilla |
| Phytomyza (Phytomyza) humilis Spencer, 1969 | Giant spurge |
| Phytomyza (Phytomyza) lanati Spencer, 1966 | Rattlesnake weed |
| Phytomyza (Phytomyza) ligusticifoliae Spencer, 1981 | Candelilla |
| Phytomyza (Phytomyza) loewii Hendel, 1923 | Straightbeak buttercup |
| Phytomyza (Phytomyza) lupini Sehgal, 1968 | Engelmann's evening primrose |
| Phytomyza (Phytomyza) malaca Spencer, 1981 | Candelilla |
| Phytomyza (Phytomyza) melanella Forst, 1924 | Controverial weissia moss |
| Phytomyza (Phytomyza) minuscula Goureau, 1851 | Asplenium ladyfern |
| Phytomyza (Phytomyza) minutissima Spencer, 1981 | Candelilla |
| Phytomyza (Phytomyza) modocensis Spencer, 1981 | Candelilla |
| Phytomyza (Phytomyza) montereyensis Spencer, 1981 | Candelilla |
| Phytomyza (Phytomyza) nigra (Macquart, 1835) | ⇒ Chromatomyia nigra Meigen, 1830 |
| Phytomyza (Phytomyza) oenanthoides Spencer, 1981 | Candelilla |
| Phytomyza (Phytomyza) orindensis Spencer, 1981 | Candelilla |
| Phytomyza (Phytomyza) ovimontis Griffiths, 1976 | Royal fringedfern |
| Phytomyza (Phytomyza) penstemonella Spencer, 1981 | Candelilla |
| Phytomyza (Phytomyza) penstemonis Spencer, 1969 | Giant spurge |
| Phytomyza (Phytomyza) periclymeni Hendel, 1922 | Blue Mountain buttercup |
| Phytomyza (Phytomyza) phaceliae Spencer, 1981 | Candelilla |
| Phytomyza (Phytomyza) plantaginis Goreau, 1851 | Bird vetch |
| Phytomyza (Phytomyza) saniculae Spencer, 1981 | Candelilla |
| Phytomyza (Phytomyza) saximontana Griffiths, 1974 | Hollyleaf fringedfern |
| Phytomyza (Phytomyza) sonorensis Spencer, 1981 | Candelilla |
| Phytomyza (Phytomyza) splendida Spencer, 1981 | Candelilla |
| Phytomyza (Phytomyza) spondylii Robineau-Des..., 1851 | Bird vetch |
| Phytomyza (Phytomyza) subtenella Forst, 1924 | Controverial weissia moss |
| Phytomyza (Phytomyza) thalictrella Spencer, 1981 | Candelilla |
| Phytomyza (Phytomyza) trivittata Frost, 1924 | Controverial weissia moss |
| Phytomyza (Phytomyza) vomitoriae Kulp, 1968 | Ione buckwheat |
| Phytomyza evanescens (Hendel, 1920) | ⇒ Napomyza evanescens Hendel, 1920 |
| Phytomyza gregaria (Frick, 1954) | ⇒ Chromatomyia gregaria Frick, 1954 |
| Phytomyza hevacleiplaza | |
| Phytomyza mimuli Spencer, 1969 | |
| Phytomyza spondyli | |
| Phytomyza stricornis | |
| Pseudonapomyza atra Meigen, 1830 | |
