Checklist for Family Megachilidae Schenk, 1860 (And Resin Bees)
and region California (West USA, USA)
Class
| Insecta
Linnaeus, 1758
Insects, True insects | 677
9087
31848 | Families
Genera
Species |
Taxom
|
Subclass
| Pterygota
Lang, 1888
Winged insects | 672
9069
31825 | Families
Genera
Species |
Taxom
|
Infraclass
| Neoptera
van der Wulp, 1890
Modern Wing-folding insects | 644
8948
31525 | Families
Genera
Species |
Taxom
|
Superorder
| Holometabola
Heider, 1889
Holometabolous Insects | 415
7174
26279 | Families
Genera
Species |
Taxom
|
Order
| Hymenoptera
Linnaeus, 1758
Ants, Bees, Sawflies, Wasps | 73
1215
4847 | Families
Genera
Species |
Taxom
|
Suborder
| Apocrita
Gerstaecker, 1867
Ants, Bees, Narrow-waisted hymenopterans, Parasitic wasps | 63
1129
4697 | Families
Genera
Species |
Taxom
|
Infraorder
| Aculeata
Latreille, 1802
Stinging wasps | 24
474
3451 | Families
Genera
Species |
Taxom
|
Superfamily
| Apoidea
Latreille, 1802
Apoid Wasps, Bees, Social Bees, Solitary Bees | 9
238
2504 | Families
Genera
Species |
Taxom
| | Family | Megachilidae
Schenk, 1860
And Resin Bees, Carder, Carder bees, Leaf cutting bees | 24
488 | Genera
Species |
Taxom
|
Genera for California
24 Genera with 488 Species #ACDHLMOPSTX
| Anthidiellum Cockerell, 1809 | | 2 | Species | Taxom | | Anthidium Fabricius, 1927 | Carder Bees | 31 | Species | Taxom | | Ashmeadiella Cockerell, 1949 | | 50 | Species | Taxom | | Atoposmia Cockerell, 1935 | | 22 | Species | Taxom | | Atoposomia | | 1 | Species | Taxom | | Chalicodoma Lepeletier, 1908 | | 2 | Species | Taxom | | Chelostoma Latreille, 1942 | Scissor Bees | 8 | Species | Taxom | | Chelynia Provancher, 1911 | | 1 | Species | Taxom | | Coelioxys Latreille, 1975 | Cuckoo Leaf-Cutter Bees | 23 | Species | Taxom | | Dianthidium Cockerell, 1879 | Leaf-cutter Bee | 14 | Species | Taxom | | Dioxys Lepeletier &..., 1879 | | 5 | Species | Taxom | Dolichostelis Parker & Bohart, 1979 | | 0 | Species | Taxom | | Heriades Spinola, 1902 | Armored-Resin Bees | 6 | Species | Taxom | Heteranthidium Cockerell, 1904 | | 0 | Species | Taxom | | Hoplitella Cockerell, 1910 | | 1 | Species | Taxom | | Hoplitis Klug, 1992 | Lesser Masons | 52 | Species | Taxom | Lithurgopsis Fox, 1902 | | 0 | Species | Taxom | | Lithurgus Berthold, 1983 | | 2 | Species | Taxom | | Megachile Latreille, 1944 | And Resin Bees | 97 | Species | Taxom | | Osmia Panzer, 1924 | Mason bee | 128 | Species | Taxom | | Protosmia Ducke, 1898 | Chelostomopsis | 1 | Species | Taxom | | Stelis Sw., 1941 | Cuckoo Carder Bees | 39 | Species | Taxom | | Trachusa Panzer, 1966 | | 7 | Species | Taxom | | Xeroheriades Griswold, 1986 | | 1 | Species | Taxom |
Species list for California
488 Species and 2 Subspecies | Anthidiellum (Loyolanthidium) ehrhorni Cockerell, 1900 | | | Anthidiellum (Loyolanthidium) notatum Latreille, 1809 | Cancellate semele | | Anthidium (Anthidium) atripes Cresson, 1879 | | | Anthidium (Anthidium) banningense Cockerell, 1904 | | | Anthidium (Anthidium) clypeodentatum Swenk, 1914 | | | Anthidium (Anthidium) cockerelli Schwarz, 1928 | | | Anthidium (Anthidium) collectum Huard, 1896 | | | Anthidium (Anthidium) dammersi Cockerell, 1937 | | | Anthidium (Anthidium) edwardsii Cresson, 1878 | Edwards´ Wool-carder Bee | | Anthidium (Anthidium) emarginatum Say, 1824 | | | Anthidium (Anthidium) jocosum Cresson, 1878 | | | Anthidium (Anthidium) maculosum Cresson, 1878 | | | Anthidium (Anthidium) manicatum Linnaeus, 1758 | Continental Wool-carder Bee | | Anthidium (Anthidium) mormonum Cresson, 1878 | | | Anthidium (Anthidium) palliventre Cresson, 1878 | | | Anthidium (Anthidium) paroselae Cockerell, 1898 | | | Anthidium (Anthidium) placitum Cresson, 1879 | | | Anthidium (Anthidium) porterae Cockerell, 1900 | Porter´s Wool-carder Bee | | Anthidium (Anthidium) psoraleae Robertson, 1902 | | | Anthidium (Anthidium) sonorense Cockerell, 1923 | | | Anthidium (Anthidium) tenuiflorae Cockerell, 1907 | | | Anthidium (Anthidium) utahense Swenk, 1914 | Utah Wool-carder Bee | | Anthidium (Callanthidium) formosum Cresson, 1878 | | | Anthidium (Callanthidium) illustre Cresson, 1879 | | | Anthidium angelarum Titus, 1906 | | | Anthidium atrifrons (Say, 1824) | ⇒ Anthidium emarginata Say, 1824 | | Anthidium atriventre Cresson, 1878 | | | Anthidium californicum Cresson, 1879 | | | Anthidium longispinum H.F.Schwarz, 1927 | | | Anthidium pallidiclypeum Jaycox, 1963 | | | Anthidium paraoselae | | | Anthidium rodecki Schwarz, 1934 | | | Anthidium rohweri H.F.Schwarz, 1927 | | | Ashmeadiella (Arogochila) australis Cockerell, 1902 | | | Ashmeadiella (Arogochila) barberi Michener, 1939 | | | Ashmeadiella (Arogochila) breviceps Michener, 1939 | | | Ashmeadiella (Arogochila) cazieri Michener, 1939 | | | Ashmeadiella (Arogochila) erema Michener, 1939 | | | Ashmeadiella (Arogochila) eurynorhyncha Michener, 1939 | | | Ashmeadiella (Arogochila) foxiella Michener, 1939 | | | Ashmeadiella (Arogochila) inyoensis Michener, 1939 | | | Ashmeadiella (Arogochila) micheneri Snelling, 1962 | | | Ashmeadiella (Arogochila) neomexicana Cockerell, 1904 | | | Ashmeadiella (Arogochila) salviae Michener, 1939 | | | Ashmeadiella (Arogochila) timberlakei Michener, 1936 | | | Ashmeadiella (Ashmeadiella) altadenae Michener, 1936 | | | Ashmeadiella (Ashmeadiella) aridula Cockerell, 1910 | | | Ashmeadiella (Ashmeadiella) bigeloviae Cockerell, 1897 | | | Ashmeadiella (Ashmeadiella) bucconis Say, 1837 | | | Ashmeadiella (Ashmeadiella) cactorum (Cockerell, 1897) | ⇒ Ashmeadiella aridula Cockerell, 1910 | | Ashmeadiella (Ashmeadiella) californica Ashmead, 1897 | | | Ashmeadiella (Ashmeadiella) cubiceps Cresson, 1879 | | | Ashmeadiella (Ashmeadiella) difugita Michener, 1939 | | | Ashmeadiella (Ashmeadiella) femorata Michener, 1936 | | | Ashmeadiella (Ashmeadiella) foveata Michener, 1939 | | | Ashmeadiella (Ashmeadiella) gillettei Titus, 1904 | | | Ashmeadiella (Ashmeadiella) leucozona Cockerell, 1924 | | | Ashmeadiella (Ashmeadiella) occipitalis Michener, 1939 | | | Ashmeadiella (Ashmeadiella) opuntiae Cockerell, 1897 | | | Ashmeadiella (Ashmeadiella) pronitens Cockerell, 1906 | | | Ashmeadiella (Ashmeadiella) prosopidis Cockerell, 1897 | | | Ashmeadiella (Ashmeadiella) rufipes Titus, 1904 | | | Ashmeadiella (Ashmeadiella) sonora Michener, 1939 | | | Ashmeadiella (Chilosmia) rhodognatha Cockerell, 1924 | | | Ashmeadiella (Cubitognatha) xenomastax Michener, 1939 | | | Ashmeadiella (Isosmia) rubrella Michener, 1949 | | | Ashmeadiella astragali | | | Ashmeadiella chumashae Griswold, 1985 | | | Ashmeadiella clypeodentata Michener, 1936 | | | Ashmeadiella cockerelli Michener, 1936 | | | Ashmeadiella coquilletti Titus, 1904 | | | Ashmeadiella digiticauda Cockerell, 1924 | | | Ashmeadiella holtii Cockerell, 1898 | | | Ashmeadiella howardi Cockerell, 1910 | | | Ashmeadiella hurdiana Michener, 1954 | | | Ashmeadiella lateralis Michener, 1936 | | | Ashmeadiella leachi Michener, 1949 | | | Ashmeadiella meliloti Cockerell, 1897 | | | Ashmeadiella parkinsoniae Parker, 1977 | | | Ashmeadiella rufitarsis Michener, 1939 | | | Ashmeadiella stenognatha Michener, 1939 | | | Ashmeadiella titusi Michener, 1939 | | | Ashmeadiella vandykiella Michener, 1949 | | | Atoposmia (Atoposmia) abjecta Cresson, 1878 | | | Atoposmia (Atoposmia) anthodyta Michener, 1943 | | | Atoposmia (Atoposmia) elongata Michener, 1936 | | | Atoposmia (Atoposmia) oregona Michener, 1943 | | | Atoposmia (Atoposmia) panamintensis Michener, 1943 | | | Atoposmia (Atoposmia) pycnognatha Michener, 1943 | | | Atoposmia (Eremosmia) daleae Michener, 1951 | | | Atoposmia (Eremosmia) enceliae Cockerell, 1935 | | | Atoposmia (Eremosmia) hypostomalis Michener, 1949 | | | Atoposmia (Eremosmia) mirifica Michener, 1954 | | | Atoposmia (Eremosmia) nitidivitta Michener, 1943 | | | Atoposmia (Eremosmia) robustula Cockerell, 1935 | | | Atoposmia (Eremosmia) rupestris Cockerell, 1935 | | | Atoposmia (Eremosmia) timberlakei Cockerell, 1935 | | | Atoposmia (Eremosmia) viguierae Cockerell, 1935 | | | Atoposmia (Hexosmia) copelandica Cockerell, 1908 | | | Atoposmia hebitis Michener, 1954 | | | Atoposmia hemizoniae Cockerell, 1935 | | | Atoposmia namatophila Michener, 1954 | | | Atoposmia phaceliarum Cockerell, 1935 | | | Atoposmia segregata Michener, 1954 | | | Atoposmia triodonta Cockerell, 1935 | | | Atoposomia robustula | | | Chalicodoma davidsoni Cockerell, 1902 | | | Chalicodoma subexilis Cockerell, 1908 | | | Chelostoma (Foveosmia) californicum Cresson, 1878 | | | Chelostoma (Foveosmia) minutum Crawford, 1916 | | | Chelostoma (Foveosmia) phaceliae Michener, 1938 | | | Chelostoma bernardinum Michener, 1938 | | | Chelostoma cockerelli Michener, 1938 | | | Chelostoma incisulum Michener, 1938 | | | Chelostoma marginatum Michener, 1938 | Long-legged cave amphipod | | Chelostoma tetramerum Michener, 1942 | | | Chelynia calliphorina Cockerell, 1911 | | | Coelioxys (Acrocoelioxys) producta Cresson, 1865 | | | Coelioxys (Boreocoelioxys) banksi Crawford, 1914 | | | Coelioxys (Boreocoelioxys) moesta Cresson, 1864 | | | Coelioxys (Boreocoelioxys) octodentata Say, 1824 | Eight-toothed Cuckoo-leaf-cutter | | Coelioxys (Boreocoelioxys) porterae Cockerell, 1900 | Porter'S Cuckoo Leaf-Cutter Bee | | Coelioxys (Boreocoelioxys) rufitarsis Smith, 1854 | Red-Footed Cuckoo Leaf-Cutter Bee | | Coelioxys (Boreocoelioxys) sayi Robertson, 1897 | Say'S Cuckoo Leaf-Cutter Bee | | Coelioxys (Coelioxys) hirsutissima Cockerell, 1912 | | | Coelioxys (Coelioxys) serricaudata Baker, 1975 | | | Coelioxys (Coelioxys) sodalis Cresson, 1878 | Comrade Cuckoo Leafcutter Bee | | Coelioxys (Cyrtocoelioxys) deani Cockerell, 1909 | | | Coelioxys (Cyrtocoelioxys) gilensis Cockerell, 1896 | | | Coelioxys (Cyrtocoelioxys) gonaspis Cockerell, 1924 | | | Coelioxys (Synocoelioxys) apacheorum Cockerell, 1900 | | | Coelioxys (Synocoelioxys) texana Cresson, 1872 | | | Coelioxys (Xerocoelioxys) edita Cresson, 1872 | | | Coelioxys (Xerocoelioxys) grindeliae Cockerell, 1900 | | | Coelioxys coquilletti Crawford, 1914 | | | Coelioxys erysimi Cockerell, 1912 | | | Coelioxys mitchelli Baker, 1975 | | | Coelioxys novomexicana Cockerell, 1909 | | | Coelioxys serricauda Baker, 1975 | | | Dianthidium (Dianthidium) heterulkei Schwarz, 1940 | | | Dianthidium (Dianthidium) parvum Cresson, 1878 | | | Dianthidium parvum parvum Cresson, 1878 | | | Dianthidium (Dianthidium) pudicum Cresson, 1879 | | | Dianthidium (Dianthidium) subparvum Swenk, 1914 | | | Dianthidium (Dianthidium) ulkei Cresson, 1878 | | | Dianthidium desertorum Timberlake, 1943 | | | Dianthidium dubium Schwarz, 1928 | | | Dianthidium implicatum Timberlake, 1948 | | | Dianthidium marshi Grigarick & ..., 1964 | | | Dianthidium platyurum Cockerell, 1923 | | | Dianthidium plenum Timberlake, 1943 | | | Dianthidium provancheri Titus, 1906 | | | Dianthidium singulare Cresson, 1879 | | | Dioxys atlantica (Saunders, 1904) | ⇒ Dioxys atlanticus Saunders, 1904 | | Dioxys aurifusca (Titus, 1901) | ⇒ Dioxys aurifuscus Titus, 1901 | | Dioxys pacifica (Cockerell, 1916) | ⇒ Dioxys pacificus Cockerell, 1916 | | Dioxys pomonae Cockerell, 1910 | | | Dioxys producta (Cresson, 1879) | ⇒ Dioxys productus Cresson, 1879 | | Heriades (Neotrypetes) gracilior Cockerell, 1897 | | | Heriades (Neotrypetes) occidentalis Michener, 1938 | | | Heriades (Neotrypetes) timberlakei Michener, 1938 | | | Heriades albicinctum Provancher, 1895 | | | Heriades cressoni Michener, 1938 | | | Heriades odontura Cockerell, 1902 | | | Hoplitella pentamera Cockerell, 1910 | | | Hoplitis (Acrosmia) laevibullata Michener, 1943 | | | Hoplitis (Alcidamea) brachyodonta Cockerell, 1933 | | | Hoplitis (Alcidamea) colei Crawford, 1916 | | | Hoplitis (Alcidamea) elongaticeps Michener, 1947 | | | Hoplitis (Alcidamea) grinnelli Cockerell, 1910 | | | Hoplitis (Alcidamea) pilosifrons Cresson, 1864 | Hairy-Fronted Small-Mason | | Hoplitis (Alcidamea) uvulalis Cockerell, 1902 | | | Hoplitis (Cephalapis) jacintana Cockerell, 1910 | | | Hoplitis (Cyrtosmia) hypocrita Cockerell, 1906 | | | Hoplitis (Dasyosmia) biscutellae Cockerell, 1897 | | | Hoplitis (Formicapis) robusta Nylander, 1848 | | | Hoplitis (Hoplitina) bullifacies Michener, 1947 | | | Hoplitis (Hoplitina) howardi Cockerell, 1910 | | | Hoplitis (Monumetha) albifrons Kirby, 1837 | White-Fronted Small-Mason | | Hoplitis (Monumetha) fulgida Cresson, 1864 | | | Hoplitis (Monumetha) viridimicans Cockerell, 1897 | | | Hoplitis (Penteriades) incanescens Cockerell, 1922 | | | Hoplitis (Penteriades) remotula Cockerell, 1910 | | | Hoplitis (Proteriades) bidenticauda Timberlake &..., 1950 | | | Hoplitis (Proteriades) bunocephala Michener, 1947 | | | Hoplitis (Proteriades) caudex Timberlake &..., 1950 | | | Hoplitis (Proteriades) deserticola Timberlake &..., 1950 | | | Hoplitis (Proteriades) hamulicornis Timberlake &..., 1950 | | | Hoplitis (Proteriades) nanula Timberlake &..., 1950 | | | Hoplitis (Proteriades) palmarum Cockerell, 1935 | | | Hoplitis (Proteriades) reducta Timberlake &..., 1950 | | | Hoplitis (Proteriades) seminigra Timberlake &..., 1950 | | | Hoplitis (Proteriades) semirubra Cockerell, 1898 | | | Hoplitis (Proteriades) tristis Michener, 1936 | | | Hoplitis (Proteriades) xerophila Cockerell, 1935 | | | Hoplitis basingeri Timberlake &..., 1950 | | | Hoplitis boharti Timberlake &..., 1950 | | | Hoplitis cryptanthae Timberlake &..., 1950 | | | Hoplitis emarginata Griswold, 1983 | | | Hoplitis evansi Michener, 1936 | | | Hoplitis hurdiana Michener, 1954 | | | Hoplitis linsdalei Michener, 1947 | | | Hoplitis mazourka Michener, 1954 | | | Hoplitis mirifica Michener, 1954 | | | Hoplitis mojavensis Michener, 1947 | | | Hoplitis nigrella Michener, 1954 | | | Hoplitis paiute Griswold, 1983 | | | Hoplitis paroselae Michener, 1947 | | | Hoplitis plagiostoma Michener, 1947 | | | Hoplitis pygmaea Timberlake &..., 1950 | | | Hoplitis sambuci Titus, 1904 | | | Hoplitis segregata Michener, 1954 | | | Hoplitis shoshone Parker, 1976 | | | Hoplitis similis Friese, 1909 | | | Hoplitis torchioi Parker, 1979 | | | Hoplitis truicauda Timberlake &..., 1950 | | | Hoplitis zandeni Teunissen & ..., 1992 | | | Lithurgus (Lithurgopsis) apicalis (Cresson, 1875) | ⇒ Lithurgopsis apicalis Cresson, 1875 | | Lithurgus listrotus Snelling, 1983 | | | Megachile (Argyropile) parallela Smith, 1853 | Parallel Leaf-cutter Bee | | Megachile (Argyropile) rossi Mitchell, 1943 | | | Megachile (Argyropile) sabinensis Mitchell, 1934 | | | Megachile (Argyropile) townsendiana Cockerell, 1898 | | | Megachile (Austromegachile) trigonaspis Schrottky, 1913 | | | Megachile (Chalicodoma) sicula (Rossi, 1792) | ⇒ Megachile nasidens Friese, 1898 | | Megachile (Chelostomoides) angelarum Cockerell, 1902 | | | Megachile (Chelostomoides) armaticeps Cresson, 1869 | | | Megachile (Chelostomoides) browni Mitchell, 1934 | | | Megachile (Chelostomoides) chilopsidis Cockerell, 1900 | Desert-willow Resin Bee | | Megachile (Chelostomoides) davidsoni Cockerell, 1902 | Golden-eardrops Resin Bee | | Megachile (Chelostomoides) discorhina Cockerell, 1924 | | | Megachile (Chelostomoides) lobatifrons Cockerell, 1924 | | | Megachile (Chelostomoides) occidentalis Fox, 1894 | | | Megachile (Chelostomoides) odontostoma Cockerell, 1924 | | | Megachile (Chelostomoides) prosopidis (Cockerell, 1900) | ⇒ Megachile occidentalis Fox, 1894 | | Megachile (Chelostomoides) spinotulata Mitchell, 1934 | | | Megachile (Chelostomoides) subexilis Cockerell, 1908 | | | Megachile (Chelostomoides) texensis Mitchell, 1956 | | | Megachile (Cressoniella) zapoteca Cresson, 1878 | | | Megachile (Eutricharaea) apicalis (Spinola, 1808) | ⇒ Megachile analis Nylander, 1852 | | Megachile (Eutricharaea) concinna Smith, 1853 | Elegant leaf-cutter bee | | Megachile (Eutricharaea) rotundata Fabricius, 1787 | Alfafa leafcutting bee | | Megachile (Leptorachis) petulans Cresson, 1878 | Petulant Leaf-cutter Bee | | Megachile (Litomegachile) brevis (Say, 1837) | ⇒ Megachile pseudobrevis Mitchell, 1934 | | Megachile (Litomegachile) coquilletti Cockerell, 1915 | | | Megachile (Litomegachile) gentilis Cresson, 1872 | Leafcutter bee | | Megachile (Litomegachile) lippiae Cockerell, 1900 | | | Megachile (Litomegachile) mendica Cresson, 1878 | Flat-tailed Leaf-cutter Bee | | Megachile (Litomegachile) onobrychidis Cockerell, 1908 | Western Little Leaf-cutter Bee | | Megachile (Litomegachile) snowi (Mitchell, 1927) | ⇒ Megachile mendica Cresson, 1878 | | Megachile (Litomegachile) texana Cresson, 1878 | Texas Leaf-cutter Bee | | Megachile (Megachile) centuncularis Linnaeus, 1758 | Common leaf-cutter bee | | Megachile (Megachile) inermis Provancher, 1888 | Freckled milkvetch | | Megachile (Megachile) montivaga Cresson, 1878 | Silver-tailed Petal-cutter Bee | | Megachile (Megachile) relativa Cresson, 1878 | Golden-Tailed Leafcutter | | Megachile (Megachiloides) alata Mitchell, 1934 | | | Megachile (Megachiloides) anograe Cockerell, 1908 | | | Megachile (Megachiloides) casadae Cockerell, 1898 | | | Megachile (Megachiloides) fucata Mitchell, 1934 | | | Megachile (Megachiloides) gravita Mitchell, 1934 | | | Megachile (Megachiloides) legalis Cresson, 1879 | | | Megachile (Megachiloides) manifesta Cresson, 1878 | | | Megachile (Megachiloides) nevadensis Cresson, 1879 | | | Megachile (Megachiloides) pascoensis Mitchell, 1934 | | | Megachile (Megachiloides) subnigra Cresson, 1879 | | | Megachile (Megachiloides) wheeleri Mitchell, 1927 | | | Megachile (Megachiloides) xerophila Cockerell, 1933 | | | Megachile (Melanosarus) xylocopoides Smith, 1853 | Carpenter-mimic Leaf-cutter Bee | | Megachile (Neoeutrichaea) rotundata Fabricius, 1793 | Alfalfa leaf-cutter bee | | Megachile (Pseudocentron) azteca Cresson, 1878 | | | Megachile (Pseudocentron) sidalceae Cockerell, 1897 | | | Megachile (Sayapis) fidelis Cresson, 1878 | Faithful leafcutting bee | | Megachile (Sayapis) frugalis Cresson, 1872 | | | Megachile (Sayapis) inimica Cresson, 1872 | Hostile Leaf-cutter Bee | | Megachile inimica sayi Cresson, 1878 | | | Megachile (Sayapis) newberryae Cockerell, 1900 | Newberry´s leaf-cutter Bee | | Megachile (Sayapis) policaris Say, 1831 | | | Megachile (Sayapis) pugnata Say, 1837 | Pugnacious Leaf-cutter Bee | | Megachile (Xanthosarus) addenda Cresson, 1878 | Cranberry Leafcutter | | Megachile (Xanthosarus) agustini Cockerell, 1905 | | | Megachile (Xanthosarus) cochisiana Mitchell, 1934 | | | Megachile (Xanthosarus) frigida Smith, 1853 | Frigid Leaf-cutter Bee | | Megachile (Xanthosarus) gemula Cresson, 1878 | Small-handed Leaf-cutter Bee | | Megachile (Xanthosarus) melanophaea Smith, 1853 | Black-and-gray Leaf-cutter Bee | | Megachile (Xanthosarus) perihirta Cockerell, 1898 | Furry Leaf-cutter Bee | | Megachile angelica Mitchell, 1933 | | | Megachile angularis Mitchell, 1930 | | | Megachile astata Mitchell, 1933 | | | Megachile astragali Mitchell, 1938 | | | Megachile bakeri (Cockerell, 1918) | ⇒ Megachile pascoensis Mitchell, 1934 | | Megachile binominata Smith, 1853 | Stout tagelus | | Megachile bradleyi Mitchell, 1934 | | | Megachile bruneri Mitchell, 1934 | | | Megachile chelostomoides Gribodo, 1894 | | | Megachile dulciana Mitchell, 1934 | | | Megachile fuerteventurae Tkalcu, 1993 | | | Megachile gabrielensis Mitchell, 1933 | | | Megachile hilata Mitchell, 1934 | | | Megachile howardi Cockerell, 1919 | | | Megachile impartita Mitchell, 1934 | | | Megachile instita Mitchell, 1934 | | | Megachile maurata Mitchell, 1936 | | | Megachile melanogaster Eversmann, 1852 | | | Megachile mellitarsis Cresson, 1878 | | | Megachile mojavensis Mitchell, 1934 | | | Megachile moschata Mitchell, 1933 | | | Megachile pacifica (Panzer, 1798) | ⇒ Megachile rotundata Fabricius, 1787 | | Megachile palmensis Mitchell, 1934 | | | Megachile pseudonigra Mitchell, 1927 | | | Megachile pusilla Perez, 1884 | | | Megachile redlandica Mitchell, 1933 | | | Megachile smithi Mitchell, 1933 | | | Megachile subanograe Mitchell, 1934 | | | Megachile yumensis Mitchell, 1944 | | | Osmia (Acanthosmioides) calcarata White, 1952 | Lily of the valley vine | | Osmia (Acanthosmioides) francisconis (White, 1952) | ⇒ Osmia enixa Sandhouse, 1924 | | Osmia (Acanthosmioides) giffardi Sandhouse, 1939 | | | Osmia (Acanthosmioides) giliarum Cockerell, 1906 | | | Osmia (Acanthosmioides) hurdi (White, 1952) | ⇒ Osmia austromaritima Michener, 1936 | | Osmia (Acanthosmioides) integra Cresson, 1878 | | | Osmia (Acanthosmioides) lanei Sandhouse, 1939 | | | Osmia (Acanthosmioides) longula Cresson, 1864 | | | Osmia (Acanthosmioides) nifoata Cockerell, 1909 | | | Osmia (Acanthosmioides) nigrifrons Cresson, 1878 | | | Osmia (Acanthosmioides) nigrobarbata Cockerell, 1916 | | | Osmia (Acanthosmioides) obliqua White, 1952 | Lily of the valley vine | | Osmia (Acanthosmioides) odontogaster Cockerell, 1897 | | | Osmia (Acanthosmioides) physariae (Cockerell, 1907) | ⇒ Osmia giliarum Cockerell, 1906 | | Osmia (Acanthosmioides) prunorum Cockerell, 1897 | | | Osmia (Acanthosmioides) sedula Sandhouse, 1924 | | | Osmia (Acanthosmioides) trifoliama Sandhouse, 1939 | | | Osmia (Acanthosmioides) unca Michener, 1937 | | | Osmia (Cephalosmia) californica Cresson, 1864 | | | Osmia (Cephalosmia) grinnelli Cockerell, 1910 | | | Osmia (Cephalosmia) marginipennis Cresson, 1878 | | | Osmia (Cephalosmia) montana Cresson, 1864 | | | Osmia (Cephalosmia) subaustralis Cockerell, 1900 | | | Osmia (Chenosmia) cobaltina Cresson, 1878 | | | Osmia (Diceratosmia) conjuncta Cresson, 1864 | | | Osmia (Diceratosmia) subfasciata Cresson, 1872 | | | Osmia (Euthosmia) glauca Fowler, 1899 | | | Osmia (Helicosmia) caerulescens (Linnaeus, 1758) | ⇒ Osmia caerulescens Linnaeus, 1758 | | Osmia (Helicosmia) coloradensis Cresson, 1878 | Colorado Osmia | | Osmia (Helicosmia) georgica Cresson, 1878 | Georgia Mason | | Osmia (Helicosmia) latreillei Spinola, 1806 | | | Osmia (Melanosmia) albolateralis Cockerell, 1906 | | | Osmia (Melanosmia) atrocyanea Cockerell, 1897 | | | Osmia (Melanosmia) bakeri (Sandhouse, 1924) | ⇒ Osmia melanopleura Cockerell, 1916 | | Osmia (Melanosmia) brevis Cresson, 1864 | | | Osmia (Melanosmia) bruneri Cockerell, 1897 | | | Osmia (Melanosmia) bucephala Cresson, 1864 | Bufflehead Mason Bee | | Osmia (Melanosmia) calla Cockerell, 1897 | | | Osmia (Melanosmia) cara Cockerell, 1910 | | | Osmia (Melanosmia) cerasi Cockerell, 1897 | | | Osmia (Melanosmia) clarescens Cockerell, 1911 | | | Osmia (Melanosmia) cockerelli (Sandhouse, 1939) | ⇒ Osmia dakotensis Michener, 1937 | | Osmia (Melanosmia) crassa Rust & Bohart, 1986 | | | Osmia (Melanosmia) cyanella Cockerell, 1897 | | | Osmia (Melanosmia) densa Cresson, 1864 | | | Osmia (Melanosmia) enixa Sandhouse, 1924 | | | Osmia (Melanosmia) exigua Cresson, 1878 | | | Osmia (Melanosmia) gabrielis Cockerell, 1910 | | | Osmia (Melanosmia) gaudiosa Cockerell, 1907 | | | Osmia (Melanosmia) grindeliae Cockerell, 1910 | | | Osmia (Melanosmia) hemera Sandhouse, 1939 | | | Osmia (Melanosmia) hendersoni Cockerell, 1907 | | | Osmia (Melanosmia) hesperos Sandhouse, 1939 | | | Osmia (Melanosmia) indeprensa Sandhouse, 1939 | | | Osmia (Melanosmia) inermis Zetterstedt, 1838 | Mountain mason bee | | Osmia (Melanosmia) inurbana Cresson, 1878 | | | Osmia (Melanosmia) iridis Cockerell & ..., 1902 | | | Osmia (Melanosmia) juxta Cresson, 1864 | | | Osmia (Melanosmia) kincaidii Cockerell, 1897 | | | Osmia (Melanosmia) lacus Sandhouse, 1939 | | | Osmia (Melanosmia) laeta Sandhouse, 1924 | | | Osmia (Melanosmia) liogastra Cockerell, 1933 | | | Osmia (Melanosmia) malina Cockerell, 1909 | | | Osmia (Melanosmia) marginata Michener, 1936 | | | Osmia (Melanosmia) melanopleura Cockerell, 1916 | | | Osmia (Melanosmia) nanula Cockerell, 1897 | | | Osmia (Melanosmia) neocyanopoda Rust & Bohart, 1986 | | | Osmia (Melanosmia) pagosa Sandhouse, 1939 | | | Osmia (Melanosmia) paradisica Sandhouse, 1924 | | | Osmia (Melanosmia) pikei Cockerell, 1907 | | | Osmia (Melanosmia) proxima Cresson, 1864 | | | Osmia (Melanosmia) pulsatillae Cockerell, 1907 | | | Osmia (Melanosmia) pumila Cresson, 1864 | Dwarf Mason Bee | | Osmia (Melanosmia) raritatis Michener, 1957 | | | Osmia (Melanosmia) rawlinsi Sandhouse, 1939 | | | Osmia (Melanosmia) regulina Cockerell, 1911 | | | Osmia (Melanosmia) rostrata Sandhouse, 1924 | | | Osmia (Melanosmia) sanctaerosae Cockerell, 1910 | | | Osmia (Melanosmia) sculleni Sandhouse, 1939 | | | Osmia (Melanosmia) simillima Smith, 1853 | Similar Mason Bee | | Osmia (Melanosmia) tersula Cockerell, 1912 | Wide-Banded Mason Bee | | Osmia (Melanosmia) texana Cresson, 1872 | Texas Mason Bee | | Osmia (Melanosmia) titusi (Cockerell, 1905) | ⇒ Osmia phenax Cockerell, 1897 | | Osmia (Melanosmia) tristella Cockerell, 1897 | | | Osmia (Melanosmia) zephyros Sandhouse, 1939 | | | Osmia (Mystacosmia) nemoris Sandhouse, 1924 | | | Osmia (Neosmia) cinnabarina Perez, 1895 | Chrysanthemum gall midge | | Osmia (Nothosmia) latisulcata Michener, 1936 | | | Osmia (Osmia) lignaria Say, 1837 | Blue orchard bee | | Osmia (Osmia) propinqua (Cresson, 1864) | ⇒ Osmia lignaria Say, 1837 | | Osmia (Osmia) ribifloris Cockerell, 1900 | Blueberry bee | | Osmia (Pyrosmia) pusilla Cresson, 1864 | | | Osmia (Pyrosmia) submicans Morawitz, 1870 | | | Osmia austromaritima Michener, 1936 | | | Osmia autromaritima | | | Osmia basilissa Cockerell, 1911 | | | Osmia bella (Cresson, 1878) | ⇒ Osmia cobaltina Cresson, 1878 | | Osmia cahuilla Cooper, 1993 | | | Osmia casta Cockerell, 1910 | | | Osmia claremontensis (Michener, 1936) | ⇒ Osmia sedula Sandhouse, 1924 | | Osmia cyanopoda Cockerell, 1916 | | | Osmia cyanosoma Cockerell, 1916 | | | Osmia davidsoniella Cockerell, 1905 | | | Osmia dolerosa Sandhouse, 1939 | | | Osmia ednae (Cockerell, 1907) | ⇒ Osmia calla Cockerell, 1897 | | Osmia granulosa (Cockerell, 1911) | ⇒ Osmia exigua Cresson, 1878 | | Osmia lupinicola Cockerell, 1937 | | | Osmia maura Cresson, 1878 | | | Osmia melanocephala Morawitz, 1875 | | | Osmia mendocinensis Sandhouse, 1939 | | | Osmia mixta Michener, 1936 | | | Osmia morongana Cockerell, 1937 | | | Osmia nassa Cockerell, 1910 | | | Osmia nigricollis Warncke, 1992 | | | Osmia pasadenae Cockerell, 1910 | | | Osmia pentstemonis Cockerell, 1906 | | | Osmia phaceliae Cockerell, 1907 | | | Osmia platyura Cockerell, 1911 | | | Osmia pogonigera Cockerell, 1910 | | | Osmia potentillae Michener, 1936 | | | Osmia putata Cockerell, 1910 | | | Osmia quadriceps Cresson, 1878 | | | Osmia remotula Cockerell, 1910 | | | Osmia sequoiae Michener, 1936 | | | Osmia tanneri Sandhouse, 1939 | | | Osmia thysanisca Michener, 1957 | | | Osmia trevoris Cockerell, 1897 | | | Osmia vandykei Sandhouse, 1924 | | | Protosmia (Chelostomopsis) rubifloris Cockerell, 1898 | | | Stelis (Dolichostelis) costaricensis Friese, 1921 | Pickle Springs amphipod | | Stelis (Dolichostelis) laticincta Cresson, 1878 | | | Stelis (Dolichostelis) louisae Cockerell, 1911 | | | Stelis (Dolichostelis) perpulchra Crawford, 1916 | | | Stelis (Microstelis) sexmaculata Ashmead, 1896 | | | Stelis (Stelidium) ashmeadiella | | | Stelis (Stelis) anthracina Timberlake, 1941 | | | Stelis (Stelis) callura Cockerell, 1925 | | | Stelis (Stelis) carnifex Cockerell, 1911 | | | Stelis (Stelis) interrupta Cresson, 1897 | | | Stelis (Stelis) lateralis Cresson, 1864 | Spot-Sided Dark Bee | | Stelis (Stelis) montana Cresson, 1864 | | | Stelis (Stelis) monticola Cresson, 1878 | | | Stelis (Stelis) subcaerulea Cresson, 1878 | | | Stelis (Stelis) subemarginata Cresson, 1878 | | | Stelis 6-maculata | | | Stelis acutiventris Linsley, 1939 | | | Stelis anthidioides Timberlake, 1941 | | | Stelis anthocopae Parker & Gri..., 2013 | | | Stelis ashmeadiellae Timberlake, 1941 | | | Stelis calliphorina Cockerell, 1911 | | | Stelis chlorocyania | | | Stelis chlorocyonia | | | Stelis cockerelli Hicks, 1933 | | | Stelis depressa Timberlake, 1941 | | | Stelis franciscana Cockerell, 1925 | | | Stelis hemirhoda Linsley, 1939 | | | Stelis holocyanea Cockerell, 1925 | | | Stelis hurdi Thorp, 1966 | | | Stelis linsleyi Timberlake, 1941 | | | Stelis micheneri Linsley, 1939 | | | Stelis nigriventris Timberlake, 1941 | | | Stelis occidentalis Parker & Gri..., 2013 | | | Stelis palmarum Timberlake, 1941 | | | Stelis pavonina Cockerell, 1908 | | | Stelis robertsoni Timberlake, 1941 | | | Stelis rubi Cockerell, 1898 | | | Stelis semirubra Timberlake, 1941 | | | Stelis trichopyga Timberlake, 1941 | | | Trachusa (Heteranthidium) bequaerti Schwarz, 1926 | | | Trachusa (Heteranthidium) gummifera Thorp, 1963 | | | Trachusa (Heteranthidium) larreae Cockerell, 1897 | | | Trachusa (Heteranthidium) timberlakei Schwarz, 1928 | | | Trachusa (Heteranthidium) zebrata Cresson, 1872 | | | Trachusa (Trachusomimus) perdita Cockerell, 1904 | California leafcutting bee | | Trachusa autumnalis Snelling, 1966 | | | Xeroheriades micheneri Griswold, 1986 | Mammoth Cave amphipod |
Subnodes of Megachilidae with occurrences in California
 | | Megachilidae (Schenk 1860) |
Links, sources and further information Megachilidae at artfakta.se
Megachilidae at dyntaxa.se
Megachilidae at gbif.org
Megachilidae at irmng.org
Megachilidae at itis.gov
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