CASC:INV
USA, Colorado
CASC:INV
USA, Colorado
CASC:INV
Vespula consobrina (de Saussure 1854)
USA, Colorado
CASC:INV
Leptochilus electus (Cresson 1872)
USA, Colorado
CASC:INV
Macrotera opuntiae (Cockerell 1922)
USA, Colorado
CASC:INV
Perdita zebrata zebrata Cresson 1878
USA, Colorado
CASC:INV
Bombus occidentalis Greene 1858
USA, Colorado
CASC:INV
Bombus fernaldae (Franklin 1911)
USA, Colorado
CASC:INV
Bombus insularis (F. Smith 1861)
USA, Colorado
CASC:INV
Bombus suckleyi Greene 1860
USA, Colorado
CASC:INV
Perdita nebrascensis Swenk & Cockerell 1907
USA, Colorado
CASC:INV
Pseudopanurgus aethiops (Cresson 1872)
USA, Colorado
CASC:INV
USA, Colorado
CASC:INV
Diadasia diminuta (Cresson 1878)
USA, Colorado
CASC:INV
Diadasia enavata (Cresson 1872)
USA, Colorado
CASC:INV
USA, Colorado
CASC:INV
USA, Colorado
CASC:INV
USA, Colorado
CASC:INV
USA, Colorado
CASC:INV
USA, Colorado
CASC:INV
USA, Colorado
CASC:INV
USA, Colorado
CASC:INV
USA, Colorado
CASC:INV
USA, Colorado
CASC:INV
Melissodes communis communis Cresson 1878
USA, Colorado
CASC:INV
Melissodes confusa Cresson 1878
USA, Colorado
CASC:INV
Melissodes coreopsis Robertson 1905
USA, Colorado
CASC:INV
USA, Colorado
CASC:INV
Habropoda cineraria (F. Smith 1879)
USA, Colorado
CASC:INV
USA, Colorado
CASC:INV
Bombus appositus Cresson 1878
USA, Colorado
CASC:INV
Bombus balteatus Dahlbom 1832
USA, Colorado
CASC:INV
Bombus bifarius Cresson 1878
USA, Colorado
CASC:INV
Bombus bifarius bifarius Cresson 1878
USA, Colorado
CASC:INV
Bombus bifarius nearcticus Handlirsch 1888
USA, Colorado
CASC:INV
Bombus californicus F. Smith 1854
USA, Colorado
CASC:INV
Bombus centralis Cresson 1864
USA, Colorado
CASC:INV
Bombus fervidus (Fabricius 1798)
USA, Colorado
CASC:INV
Bombus flavifrons Cresson 1863
USA, Colorado
CASC:INV
Bombus fraternus (F. Smith 1854)
USA, Colorado
CASC:INV
Bombus frigidus F. Smith 1854
USA, Colorado
CASC:INV
Bombus huntii Greene 1860
USA, Colorado
CASC:INV
Bombus melanopygus Nylander 1848
USA, Colorado
CASC:INV
Bombus mixtus Cresson 1878
USA, Colorado
CASC:INV
Bombus morrisoni Cresson 1878
USA, Colorado
CASC:INV
USA, Colorado
CASC:INV
Melissodes hymenoxidis Cockerell 1906
USA, Colorado
CASC:INV
Melissodes menuachus Cresson 1868
USA, Colorado
CASC:INV
Melissodes microsticta Cockerell 1905
USA, Colorado
CASC:INV
Melissodes pallidisignata Cockerell 1905
USA, Colorado
CASC:INV
Melissodes rivalis Cresson 1872
USA, Colorado
CASC:INV
Melissodes druriella (Kirby 1802)
USA, Colorado
CASC:INV
Bombus pensylvanicus (DeGeer 1773)
USA, Colorado
CASC:INV
Bombus rufocinctus Cresson 1863
USA, Colorado
CASC:INV
Bombus sonorus Say 1837
USA, Colorado
CASC:INV
Bombus sylvicola Kirby 1837
USA, Colorado
CASC:INV
Melissodes tristis Cockerell 1894
USA, Colorado
CASC:INV
Svastra obliqua obliqua (Say 1837)
USA, Colorado
CASC:INV
Eucera chrysophila (Cockerell 1914)
USA, Colorado
CASC:INV
Eucera cordleyi (Viereck 1905)
USA, Colorado
CASC:INV
Eucera edwardsii (Cresson 1878)
USA, Colorado
CASC:INV
Eucera hamata (Bradley 1942)
USA, Colorado
CASC:INV
Eucera lunata (Timberlake 1969)
USA, Colorado
CASC:INV
Eucera fulvitarsis (Cresson 1878)
USA, Colorado
CASC:INV
Melissodes subagilis Cockerell 1905
USA, Colorado
CASC:INV
Anthophorula pygmaea (Cresson 1872)
USA, Colorado
CASC:INV
Triepeolus texanus (Cresson 1878)
USA, Colorado
CASC:INV
Xeromelecta californica (Cresson 1878)
USA, Colorado
CASC:INV
Holcopasites heliopsis (Robertson 1897)
USA, Colorado
CASC:INV
Holcopasites pulchellus (Cresson 1878)
USA, Colorado
CASC:INV
Epeolus americanus (Cresson 1878)
USA, Colorado
CASC:INV
Epeolus interruptus Robertson 1900
USA, Colorado
CASC:INV
Triepeolus concavus (Cresson 1878)
USA, Colorado
CASC:INV
Triepeolus lunatus (Say 1824)
USA, Colorado
CASC:INV
Nomada articulata F. Smith 1854
USA, Colorado
CASC:INV
Triepeolus helianthi (Robertson 1897)
USA, Colorado
CASC:INV
Colletes brevicornis Robertson 1897
USA, Colorado
CASC:INV
Colletes consors consors Cresson 1868
USA, Colorado
CASC:INV
Nomada edwardsii Cresson 1878
USA, Colorado
CASC:INV
Nomada fervida F. Smith 1854
USA, Colorado
CASC:INV
Nomada vegana Cockerell 1903
USA, Colorado
CASC:INV
Nomada putnami Cresson 1876
USA, Colorado
CASC:INV
Nomada scita Cresson 1878
USA, Colorado
CASC:INV
Colletes kincaidii Cockerell 1898
USA, Colorado
CASC:INV
Colletes lutzi lutzi Timberlake 1943
USA, Colorado
CASC:INV
Colletes nigrifrons Titus 1900
USA, Colorado
CASC:INV
Colletes paniscus paniscus Viereck 1903
USA, Colorado
CASC:INV
USA, Colorado
CASC:INV
Nomada utahensis Moalif 1988
USA, Colorado
CASC:INV
Nomada vincta Say 1837
USA, Colorado
CASC:INV
Hylaeus basalis (F. Smith 1853)
USA, Colorado
CASC:INV
Hylaeus annulatus (Linnaeus 1758)
USA, Colorado
CASC:INV
Hylaeus rudbeckiae (Cockerell & Casad 1895)
USA, Colorado
CASC:INV
Hylaeus verticalis (Cresson 1869)
USA, Colorado
CASC:INV
USA, Colorado
CASC:INV
USA, Colorado
CASC:INV
Halictus farinosus F. Smith 1853
USA, Colorado
CASC:INV
Halictus ligatus Say 1837
USA, Colorado
CASC:INV
Halictus rubicundus (Christ 1791)
USA, Colorado
CASC:INV
Halictus tripartitus Cockerell 1895
USA, Colorado