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| Kingdom Animalia |
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Alcidamea pilosifrons Cresson, 1864 – invalid
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Alcidamea producta Cresson, 1864 – invalid
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Andronicus cylindricus Cresson, 1864 – invalid
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Anthidium simile Cresson, 1864 – invalid
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Apathus ashtoni Cresson, 1864 – invalid
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Bathythrix subargentea (Cresson, 1864) – valid
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Bombus ashtoni (Cresson, 1864) – valid – Ashton's cuckoo bumble bee
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Bombus centralis Cresson, 1864 – valid – Central bumble bee
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Bombus consimilis Cresson, 1864 – invalid
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Centrosmia bucephala (Cresson, 1864) – invalid
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Ceratina tejonensis Cresson, 1864 – valid
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Chelynia elegans (Cresson, 1864) – invalid
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Coelioxys brevis Cresson, 1864 – invalid
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Coelioxys lateralis Cresson, 1864 – invalid
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Coelioxys moesta Cresson, 1864 – invalid
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Coelioxys moestus Cresson, 1864 – valid
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Coelioxys rufipes Cresson, 1864 – invalid
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Dianthidium simile (Cresson, 1864) – valid
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Diceratosmia conjuncta (Cresson, 1864) – invalid
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Epeolus bifasciatus Cresson, 1864 – valid
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Epeolus bifasciatus bifasciatus Cresson, 1864 – invalid
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Epeolus pusillus Cresson, 1864 – valid
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Heriades carinata Cresson, 1864 – valid
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Heriades carinatum Cresson, 1864 – invalid – Hériade carénée
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Heriades carinatus Cresson, 1864 – invalid
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Heriades simplex Cresson, 1864 – invalid
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Hoplitis albifrons argentifrons (Cresson, 1864) – valid
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Hoplitis cylindrica (Cresson, 1864) – invalid
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Hoplitis cylindricus (Cresson, 1864) – invalid
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Hoplitis fulgida (Cresson, 1864) – valid
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Hoplitis fulgida fulgida (Cresson, 1864) – valid
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Hoplitis pilosifrons (Cresson, 1864) – valid
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Hoplitis producta (Cresson, 1864) – valid
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Hoplitis producta producta (Cresson, 1864) – valid
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Hoplitis simplex (Cresson, 1864) – valid
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Leucosmia albiventris (Cresson, 1864) – invalid
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Microstelis lateralis (Cresson, 1864) – invalid
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Monilosmia canadensis (Cresson, 1864) – invalid
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Monumetha argentifrons Cresson, 1864 – invalid
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Monumetha borealis Cresson, 1864 – invalid
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Monumetha obsoleta Cresson, 1864 – invalid
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Osmia albiventris Cresson, 1864 – valid
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Osmia atriventris Cresson, 1864 – valid
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Osmia brevis Cresson, 1864 – valid
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Osmia brevis brevis Cresson, 1864 – valid
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Osmia bucephala Cresson, 1864 – valid
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Osmia californica Cresson, 1864 – valid
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Osmia canadensis Cresson, 1864 – invalid
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Osmia cognata Cresson, 1864 – invalid
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Osmia conjuncta Cresson, 1864 – valid
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Osmia densa Cresson, 1864 – valid
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Osmia densa densa Cresson, 1864 – valid
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Osmia distincta Cresson, 1864 – valid
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Osmia dubia Cresson, 1864 – invalid
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Osmia fulgida Cresson, 1864 – invalid
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Osmia globosa Cresson, 1864 – invalid
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Osmia hudsonica Cresson, 1864 – invalid
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Osmia juxta Cresson, 1864 – valid
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Osmia juxta juxta Cresson, 1864 – valid
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Osmia latitarsis Cresson, 1864 – invalid
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Osmia lignaria propinqua Cresson, 1864 – valid
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Osmia longula Cresson, 1864 – valid
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Osmia megacephala Cresson, 1864 – invalid
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Osmia montana Cresson, 1864 – valid
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Osmia montana montana Cresson, 1864 – valid
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Osmia propinqua Cresson, 1864 – invalid
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Osmia proxima Cresson, 1864 – valid
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Osmia pumila Cresson, 1864 – valid
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Osmia purpurea Cresson, 1864 – invalid
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Osmia pusilla Cresson, 1864 – valid
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Osmia rustica Cresson, 1864 – invalid
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Osmia sericea Cresson, 1864 – invalid
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Osmia vicina Cresson, 1864 – invalid
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Osmia viridis Cresson, 1864 – invalid
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Phygadeuon pumilus (Cresson, 1864) – valid
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Pristaulacus rufitarsis (Cresson, 1864) – valid
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Pristaulacus stigmaterus (Cresson, 1864) – valid
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Psithyrus ashtoni (Cresson, 1864) – invalid
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Robertsonella simplex (Cresson, 1864) – invalid
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Stelis elegans Cresson, 1864 – valid
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Stelis lateralis Cresson, 1864 – valid
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Stelis montana Cresson, 1864 – valid
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Xylocopa californica Cresson, 1864 – valid
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Xylocopa californica californica Cresson, 1864 – valid |
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