Superfamily APOIDEA 1757 



scopiventer Swenk. Tex., Ariz, and South. Calif. Pollen: Unknown, but visits flowers of 

 Baccharis emoryi, Brodiaea, Chamaesaracha conioides, Solanum rostratum. 

 Colletes scopiventer Swenk, 1908. Nebr. Univ., Dept. Ent. Contrib. 1: 46. 9 (6 misdet.). 

 sphaeralceae Timberlake. Calif., Ariz., Nev., Utah. Pollen: Apparently oligolege of 

 Sphaeralacea, visiting flowers of S. alata, S. ambigua, S. orcutti, S. rosacea. 

 Colletes sphaeralceae Timberlake, 1951. Wasmann Jour. Biol. 9: 189. 6,9. 

 swenki Stephen. Tex., Kans. Pollen: Unknown, but visits flowers of Acacia greggii, 

 Chamaesaracha conioides, Coreopsis douglasii, Marrubium vulgare, Prosopis 

 glandulosa, Quincula lobata, Rhus microphylla. 

 Colletes swenki Stephen, 1954. Kans. Univ. Sci. Bui. 36: 450, fig. 68. 9, d. 

 texanus crawfordi Swenk. North. Tex. Pollen: Unknown, but visits flowers of Physalis. 



Colletes crawfordi Swenk, 1906. Ent. News 17: 257. 9. 

 texanus texanus Cresson. South. Tex. 



Colletes texana Cresson, 1872. Amer. Ent. Soc, Trans. 4: 249. 9. 

 wickhami Timberlake. Kans., Tex., N. Mex., Ariz., South. Calif. Pollen: Unknown, but visits 

 flowers of Chrysothamnus nauseosus, Helenium lacinatum, Phacelia popei, Quincula 

 lobata. 

 Colletes wickhami Timberlake, 1943. Amer. Mus. Nat. Hist., Bui. 81: 394. 6. 

 xerophilus cismontanus Timberlake. Calif. (Hemet). Pollen: Unknown, but visits flowers of 

 Salix goodingii. 

 Colletes cismontanus Timberlake, 1951. Wasmann Jour. Biol. 9: 186. d, 9. 

 xerophilus sonoranus Timberlake. N. Mex. (Pecos). Pollen: Unknown, but visits flowers of 

 Salix. 

 Colletes xerophilus sonoranus Timberlake, 1951. Wasmann Jour. Biol. 9: 186. 9 . 

 xerophilus xerophilus Timberlake. South. Calif, deserts. Pollen: Unknown, but visits flowers 

 of Salix. 

 Colletes xerophilus xerophilus Timberlake, 1951. Wasmann Jour. Biol. 9: 184. S, 9. 



Species Group Intermixtus 



bulbotibialis Stephen. N. Mex. (Belen). 



Colletes bulbotibialis Stephen, 1954. Kans. Univ. Sci. Bui. 36: 458, fig. 71. 6. 

 intermixtus Swenk. Tex., N. Mex., Colo., Ariz., south. Calif. Pollen: Unknown, but visits 



flowers of Cotoneaster integerrimum, Eriogoniim fasciculatum, Gnaphalimn beneolens, 

 Gutierrezia sarothrae, Haplopappus palmeri, Lippia, Physalis ixocarpa, Schinus molle, 

 Solayium douglasii. 

 Colletes intermixtus Swenk, 1905. Canad. Ent. 37: 302. 9. 

 Colletes lippianim Cockerell, 1909. Canad. Ent. 41: 394. 9. 



Species Group Ciliatus 



beamerorum Stephen. Tex.; Mexico (Chihuahua). Pollen: Unknown, but visits flowers of 

 Monarda punctata coryi. 

 Colletes beamerorum Stephen, 1954. Kans. Univ. Sci. Bui. 36: 465, fig. 73. 3. 

 ciliatoides Stephen. Utah, Idaho. Parasite: Epeolus pusillus Cress. Pollen: Unknown, but 

 visits flowers of Cuscuta. 

 Colletes ciliatoides Stephen, 1954. Kans. Univ. Sci. Bui. 36: 463, fig. 74. 6. 



Biology: Torchio, 1965. Kans. Ent. Soc, Jour. 38: 182-187. 

 ciliatus Patton. Va., 111., Iowa, Nebr., Kans., Colo. Pollen: Unknown, but visits flowers of 

 Cuscuta, Eryngium yuccifolium. 

 Colletes ciliata Patton, 1979. U. S. Geol. Geog. Survey Bui. 5: 369. 9. 

 Colletes speciosa Robertson, 1891. Amer. Ent. Soc, Trans. 18: 62. 9. 

 Colletes brevihirtus Timberlake, 1943. Amer. Mus. Nat. Hist., Bui. 81: 395. 6. 



