The CU Museum is closed until January 8, 2026.
During this time, collection visits will be available by appointment and other special access requests will be considered on a case-by-case basis.
Please email cumuseum@colorado.edu for more information.
Species Type Specimen List
- Species epithet, Author & Year: Aegilipsovelia libasa Polhemus
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Aegilipsovelia origami Polhemus
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Agapostemon californicus clementinus Cockerell 1939
Type: Holotype
Valid Name (if different): Agapostemon texanus Cresson - Species epithet, Author & Year: Agapostemon fasciatus Crawford 1901
Type: Holotype
Valid Name (if different): Agapostemon melliventris Cresson - Species epithet, Author & Year: Agapostemon texanus subtilior Cockerell 1898
Type: Neotype
Valid Name (if different): Agapostemon texanus Cresson - Species epithet, Author & Year: Andrena carliniformis Viereck & Cockerell 1914
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Andrena davidsoni Viereck & Cockerell 1914
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Andrena hartfordensis Cockerell 1902
Type: Holotype
Valid Name (if different): Andrena nasonii Robertson - Species epithet, Author & Year: Andrena kristina UN Lanham
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Andrena lanhami LaBerge 1980
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Andrena lanhami LaBerge 1980
Type: Allotype
Valid Name (if different): - Species epithet, Author & Year: Andrena pyrrhacita mosina Cockerell 1908
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Andrena robinsoni UN Lanham
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Andrena salicifloris Cockerell 1897
Type: Lectoallotype
Valid Name (if different): - Species epithet, Author & Year: Anthidium rodecki Schwarz 1934
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Anthidium rodecki Schwarz 1934
Type: Allotype
Valid Name (if different): - Species epithet, Author & Year: Anthophora bomboides neomexicana Cockerell 1900
Type: Syntype
Valid Name (if different): - Species epithet, Author & Year: Anthophora chlorops Michener 1936
Type: Holotype
Valid Name (if different): Anthophora chlorops chlorops Michener - Species epithet, Author & Year: Anthophora fedorica Cockerell 1906
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Anthophora forbesi Cockerell 1907
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Anthophora forbesi Cockerell 1907
Type: From type lot
Valid Name (if different): - Species epithet, Author & Year: Anthophora gohrmanae coloradensis Michener 1936
Type: Holotype
Valid Name (if different): Anthophora edwardsii gohrmanae Cockerell - Species epithet, Author & Year: Asphondylia betheli Cockerell 1907
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Betheliella calochorti Cockerell 1924
Type: Holotype
Valid Name (if different): Dufourea calochorti calochorti (Cockerell) - Species epithet, Author & Year: Betheliella calochorti sculleni Cockerell 1937
Type: Holotype
Valid Name (if different): Dufourea calochorti sculleni (Cockerell) - Species epithet, Author & Year: Boreus coloradensis Byers
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Boreus coloradensis Byers
Type: Allotype
Valid Name (if different): - Species epithet, Author & Year: Calliopsis fraterculus Cockerell 1896
Type: Holotype
Valid Name (if different): Pseudopanurgus fraterculus fraterculus Cockerell - Species epithet, Author & Year: Calliopsis verbenae (female) Cockerell and Porter 1899
Type: Type
Vaild Name (if different): - Species epithet, Author & Year: Calliopsis verbenae (male) Cockerell and Porter 1899
Type: Type
Vaild Name (if different): - Species epithet, Author & Year: Carabus hendrichsi Boliv., Rotger & Coron.
Type: Holotype
Vaild Name (if different): - Species epithet, Author & Year: Ceratina dupla halophila Cockerell 1911
Type: Holotype
Vaild Name (if different): Ceratina dupla Say - Species epithet, Author & Year: Ceroplastes communis Hempel
Type: Type
Vaild Name (if different): - Species epithet, Author & Year: Ceroplastes communis Hempel
Type: Type
Vaild Name (if different): - Species epithet, Author & Year: Chionea nigra Byers
Type: Holotype
Vaild Name (if different): - Species epithet, Author & Year: Chionea nigra Byers
Type: Allotype
Vaild Name (if different): - Species epithet, Author & Year: Chlosyne delamazai Rotger
Type: Holotype
Vaild Name (if different): - Species epithet, Author & Year: Chlosyne gaudialis wellingi Rotger
Type: Holotype
Vaild Name (if different): - Species epithet, Author & Year: Coelioxys sayi novomexicana Cockerell 1909
Type: Holotype
Vaild Name (if different): Coelioxys novomexicana - Species epithet, Author & Year: Coelioxys wisconsinensis Cockerell 1925
Type: Holotype
Vaild Name (if different): Coelioxys alternata Say - Species epithet, Author & Year: Coleomyia alticola James 1941
Type: Holotype
Vaild Name (if different): - Species epithet, Author & Year: Coleomyia alticola James 1941
Type: Allotype
Vaild Name (if different): - Species epithet, Author & Year: Dasiapis ochraceus Cockerell 1903
Type: Type
Vaild Name (if different): Diadasia ochracea (Cockerell) - Species epithet, Author & Year: Dialictus cattellae Ellis 1913
Type: Holotype
Vaild Name (if different): - Species epithet, Author & Year: Diplosis coloradella Cockerell 1904
Type: Type
Vaild Name (if different): Cecidomyiidae sp. - Species epithet, Author & Year: Diplosis coloradella Cockerell 1904
Type: Type
Vaild Name (if different): Cecidomyiidae sp. - Species epithet, Author & Year: Epeolus lanhami Mitchell 1962
Type: Holotype
Vaild Name (if different): - Species epithet, Author & Year: Epeolus lanhami Mitchell 1962
Type: Allotype
Vaild Name (if different): - Species epithet, Author & Year: Epeolus rufulus Cockerell 1941
Type: Holotype
Vaild Name (if different): - Species epithet, Author & Year: Eriococcus armatus Hempel
Type: Type
Vaild Name (if different): - Species epithet, Author & Year: Eriococcus brasiliensis Cockerell
Type: Type
Vaild Name (if different): - Species epithet, Author & Year: Eriococcus perplexus Hempel
Type: Co-Type
Vaild Name (if different): - Species epithet, Author & Year: Euphydryas chalcedona essonitus Burdick
Type: Holotype
Vaild Name (if different): - Species epithet, Author & Year: Euphydryas chalcedona essonitus Burdick
Type: Allotype
Vaild Name (if different): - Species epithet, Author & Year: Evodinus lanhami Lewis 1976
Type: Holotype
Vaild Name (if different): - Species epithet, Author & Year: Halictus aquilae Cockerell 1898
Type: Type
Vaild Name (if different): Dialictus aquilae (Cockerell) - Species epithet, Author & Year: Halictus avalonensis Cockerell 1938
Type: Type
Vaild Name (if different): Evylaeus avalonensis (Cockerell) - Species epithet, Author & Year: Halictus galpinsiae Cockerell 1903
Type: Type
Vaild Name (if different): Evylaeus aberrans (Crawford) - Species epithet, Author & Year: Halictus gilensis Cockerell
Type: Type
Vaild Name (if different): - Species epithet, Author & Year: Halictus manitouellus Cockerell 1908
Type: Lectotype
Vaild Name (if different): Lasioglossum manitouellus (Cockerell) - Species epithet, Author & Year: Halictus microlepoides Ellis 1914
Type: Holotype
Vaild Name (if different): Dialictus microlepoides (Ellis) - Species epithet, Author & Year: Halictus pallidellus Ellis 1914
Type: Holotype
Vaild Name (if different): Dialictus pallidellus (Ellis) - Species epithet, Author & Year: Halictus pectoraloides Cockerell 1895
Type: Type
Vaild Name (if different): Evylaeus pectoraloides (Cockerell) - Species epithet, Author & Year: Halictus synthyridis Cockerell 1906
Type: Type
Vaild Name (if different): Evylaeus synthyridis (Cockerell) - Species epithet, Author & Year: Halictus umbripennis Ellis
Type: Holotype
Vaild Name (if different): - Species epithet, Author & Year: Halictus zophops Ellis 1914
Type: Holotype
Vaild Name (if different): - Species epithet, Author & Year: Hesperapis carinata rodecki Cockerell 1934
Type: Holotype
Vaild Name (if different): - Species epithet, Author & Year: Heteropogon wilcoxi James 1934
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Heteropogon wilcoxi James 1934
Type: Allotype
Valid Name (if different): - Species epithet, Author & Year: Icerya zetski Cockerell
Type: Type
Valid Name (if different): - Species epithet, Author & Year: Laphystia lanhami James 1941
Type: Type
Valid Name (if different): - Species epithet, Author & Year: Laphystia lanhami James 1941
Type: Allotype
Valid Name (if different): - Species epithet, Author & Year: Lecanium discoides Hempel
Type: Type
Valid Name (if different): - Species epithet, Author & Year: Lecanium ornatum Hempel
Type: Type
Valid Name (if different): - Species epithet, Author & Year: Leptogaster arenicola James 1937
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Leptotes marina burdicki Henne 1935
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Leptotes marina burdicki Henne 1935
Type: Allotype
Valid Name (if different): - Species epithet, Author & Year: Megachile cleomis Cockerell 1900
Type: Type
Valid Name (if different): Megachile texana Cresson - Species epithet, Author & Year: Megachile cleomis Cockerell 1900
Type: Type
Valid Name (if different): Megachile texana Cresson - Species epithet, Author & Year: Megachile cleomis Cockerell 1900
Type: Type
Valid Name (if different): Megachile texana Cresson - Species epithet, Author & Year: Megachile coloradensis Mitchell 1936
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Megachile nelsoni Mitchell 1936
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Megachile pollicaris pereximia Cockerell 1900
Type: Holotype
Valid Name (if different): Megachile policaris Say - Species epithet, Author & Year: Megachile vallorum Cockerell 1900
Type: Holotype
Valid Name (if different): Megachile policaris Say - Species epithet, Author & Year: Melanoplus olivaceus grandior Cockerell
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Melissodes agilis semiagilis Cockerell 1906
Type: Holotype
Valid Name (if different): Melissodes coreopsis Robertson - Species epithet, Author & Year: Melissodes confusiformis Cockerell 1906
Type: Holotype
Valid Name (if different): Melissodes coreopsis Robertson - Species epithet, Author & Year: Melissodes fremontii Cockerell 1907
Type: Holotype
Valid Name (if different): Melissodes hymenoxidis Cockerell - Species epithet, Author & Year: Melissodes grandissima Cockerell 1905
Type: Holotype
Valid Name (if different): Svastra grandissima (Cockerell) - Species epithet, Author & Year: Melissodes Helenae Cockerell 1906
Type: Holotype
Valid Name (if different): Melissodes paroselae Cockerell - Species epithet, Author & Year: Melissodes humilior Cockerell 1903
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Melissodes hymenoxidis Cockerell 1906
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Melissodes intermediella Cockerell 1905
Type: Holotype
Valid Name (if different): Melissodes humilior Cockerell - Species epithet, Author & Year: Melissodes intermediella catalinensis Cockerell 1905
Type: Holotype
Valid Name (if different): Melissodes lupina Cresson - Species epithet, Author & Year: Melissodes kallstroemiae Cockerell 1905
Type: Holotype
Valid Name (if different): Melissodes thelypodii thelypodii Cockerell - Species epithet, Author & Year: Melissodes kallstroemiae phenacoides Cockerell 1905
Type: Holotype
Valid Name (if different): Melissodes thelypodii thelypodii Cockerell - Species epithet, Author & Year: Melissodes masuca Cockerell 1909
Type: Holotype
Valid Name (if different): Melissodes tepaneca Cresson - Species epithet, Author & Year: Melissodes menuacha semilupina Cockerell 1905
Type: Holotype
Valid Name (if different): Melissodes semilupina Cockerell - Species epithet, Author & Year: Melissodes mysops (female) Cockerell 1905
Type: Holotype
Valid Name (if different): Melissodes rivalis Cresson - Species epithet, Author & Year: Melissodes mysops (male) Cockerell 1905
Type: Holotype
Valid Name (if different): Melissodes rivalis Cresson - Species epithet, Author & Year: Melissodes sphaeralceae Cockerell 1896
Type: Lectotype
Valid Name (if different): - Species epithet, Author & Year: Melissodes submenuachus Cockerell 1897
Type: Lectotype
Valid Name (if different): Melissodes submenuacha Cockerell - Species epithet, Author & Year: Melissodes timberlakei Cockerell 1926
Type: Holotype
Valid Name (if different): Melissodes tepida timberlakei Cockerell - Species epithet, Author & Year: Melissodes tristis malvina Cockerell 1902
Type: Holotype
Valid Name (if different): Melissodes tristis Cockerell - Species epithet, Author & Year: Melissodes wheeleri Cockerell 1906
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Melissodes wickhami Cockerell 1906
Type: Holotype
Valid Name (if different): Melissodes intorta Cresson - Species epithet, Author & Year: Nemomydas wendyae K. & W.
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Nomada americana dacotana Cockerell 1903
Type: Holotype
Valid Name (if different): Nomada articulata Smith - Species epithet, Author & Year: Nomada avalonica Cockerell 1938
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Nomada banksi Cockerell 1907
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Nomada brewsterae Broemeling
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Nomada depressicauda Cockerell 1908
Type: Holotype
Valid Name (if different): Nomada depressa Cresson - Species epithet, Author & Year: Nomada flammigera Cockerell 1906
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Nomada fragilis mesosticta Cockerell 1939
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Nomada infantula Cockerell 1907
Type: Holotype
Valid Name (if different): Nomada parva Robertson - Species epithet, Author & Year: Nomada infantula Cockerell 1907
Type: Holotype
Valid Name (if different): Nomada parva Robertson - Species epithet, Author & Year: Nomada malonella Cockerell 1910
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Nomada malonella Cockerell 1910
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Nomada modesta vegana Cockerell 1903
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Nomada orcusella Cockerell 1910
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Nomada packardiella Cockerell 1906
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Nomada pseudops Cockerell 1905
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Nomada pyrrha Cockerell 1916
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Nomada semisuavis Cockerell 1910
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Nomada skinneri Cockerell 1908
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Nomada taraxacella Cockerell 1903
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Nomada timberlakei Rodeck
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Nomada truttarum Cockerell 1909
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Nomada wootonella Cockerell 1909
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Nomia heteropoda subvalidior (female) Blair 1935
Type: Holotype
Valid Name (if different): Nomia heteropoda kirbii Smith - Species epithet, Author & Year: Nomia heteropoda subvalidior(female) Blair 1935
Type: Holotype
Valid Name (if different): Nomia heteropoda kirbii Smith - Species epithet, Author & Year: Nomia heteropoda validescens Blair 1935
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Osmia bennettae Cockerell 1907
Type: Holotype
Valid Name (if different): Osmia bruneri Cockerell - Species epithet, Author & Year: Osmia ednae Cockerell 1907
Type: Holotype
Valid Name (if different): Osmia calla Cockerell - Species epithet, Author & Year: Osmia erecta Michener 1936
Type: Holotype
Valid Name (if different): Osmia physariae Cockerell - Species epithet, Author & Year: Osmia eutrichosa Cockerell 1910
Type: Holotype
Valid Name (if different): Osmia inurbana Cresson - Species epithet, Author & Year: Osmia exigua diminuta Michener
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Osmia gaudiosa Cockerell 1907
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Osmia integrella Cockerell 1907
Type: Holotype
Valid Name (if different): Osmia pikei Cockerell - Species epithet, Author & Year: Osmia kenoyeri Cockerell 1915
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Osmia nigrobarbata Cockerell 1916
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Osmia pentstemonis Cockerell 1906
Type: Holotype
Valid Name (if different): - Species epithet, Author & Year: Osmia pseudamala Cockerell 1910
Type: Holotype
Valid Name (if different): Osmia atrocyanea atrocyanea Cockerell - Species epithet, Author & Year: Osmia subtrevoris Cockerell 1906
Type: Holotype
Valid Name (if different): Osmia trevoris Cockerell - Species epithet, Author & Year: Osmia willmattae Cockerell 1906
Type: Holotype
Valid Name (if different): Osmia brevis brevis Cresson - Species epithet, Author & Year: Perdita baileyae Cockerell 1909
Type: Holotype
Valid Name (if different): Perdita perpulchra perpulchra Cockerell - Species epithet, Author & Year: Perdita cleomellae Cockerell 1925
Type: Holotype
Valid Name (if different): - Species epither, Author & Year: Perdita fedorensis Cockerell 1916
Type: Holotype
Valid Name (if different): - Species epither, Author & Year: Perdita layiae basalicola Cockerell 1938
Type: Holotype
Valid Name (if different): Perdita layiae layiae Cockerell - Species epither, Author & Year: Perdita lepidii Cockerell 1907
Type: Holotype
Valid Name (if different): Perdita florissantella Cockerell - Species epither, Author & Year: Perdita mentzeliarum Cockerell 1897
Type: Holotype
Valid Name (if different): - Species epither, Author & Year: Perdita pectidis Cockerell 1896
Type: Holotype
Valid Name (if different): - Species epither, Author & Year: Perdita sphaeralceae ridens Cockerell 1922
Type: Holotype
Valid Name (if different): Perdita sphaeralceae sphaeralceae Cockerell - Species epither, Author & Year: Phyllaphis coweni Cockerell 1905
Type: Type
Valid Name (if different): - Species epither, Author & Year: Phyllaphis coweni Cockerell 1905
Type: Type
Valid Name (if different): - Species epither, Author & Year: Polygonia nigrozephyrus (female) James Scott
Type: Allotype
Valid Name (if different): - Species epither, Author & Year: Polygonia nigrozephyrus (male) James Scott
Type: Holotype
Valid Name (if different): - Species epither, Author & Year: Psithyrus bicolor Franklin 1913
Type: Holotype
Valid Name (if different): Psithyrus variabilis (Cresson) - Species epither, Author & Year: Pteromicra perissa Steyskal 1958
Type: Holotype
Valid Name (if different): - Species epither, Author & Year: Pulvinaria eugeniae Hempel
Type: Type
Valid Name (if different): - Species epither, Author & Year: Rhopalomyia betheliana Cockerell 1909
Type: Type
Valid Name (if different): - Species epither, Author & Year: Rhopalomyia betheliana Cockerell 1909
Type: Type Lot
Valid Name (if different): - Species epither, Author & Year: Tacharoia glomerella
Type: Type (?)
Valid Name (if different): - Species epither, Author & Year: Tetralonia robertsoni Cockerell 1914
Type: Holotype
Valid Name (if different): Synhalonia atriventris (Smith) - Species epither, Author & Year: Tetralonia rotgeri Cockerell 1937
Type: Holotype
Valid Name (if different): Synhalonia fulvitarsis annae (Cockerell) - Species epither, Author & Year: Xenoglossa cucurbitarum Cockerell 1896
Type: Holotype
Valid Name (if different): Xenoglossa strenua (Cresson) - Species epither, Author & Year: Xerophilaspis parkinsonia Cockerell
Type: Type
Valid Name (if different):