1908 Hymenoptera in America North of Mexico 



fulvicauda Timberlake. South. Calif. (Colorado Desert); Mexico (Baja California). Pollen: 



Unknown, but visits flowers of Baileya plenimdiata, Coldenia plicata, Dalea viollis, 

 Larrea tridentata, Melilotus, Nama hispidum, Phacelia distayis, Prosopis juliflora. 

 Verbena. 

 Perdita fulvicauda Timberlake, 1962. Calif. Univ. Pubs. Ent. 28: 43, figs. 775, 776, 866. 9, 

 6. 

 gentilis Timberlake. Nev. (Churchill and Washoe Counties), Ariz. (Vermillion Cliffs). Pollen: 

 Unknown, but visits flowers of Eriogoniim. 

 Perdita gentilis Timberlake, 1962. Calif. Univ. Pubs. Ent. 28: 78. 9. 



Taxonomy: Timberlake, 1968. Calif. Univ. Pubs. Ent. 49: 96, 97, 109-110. 9, 6 (key, geogr. 

 and floral record). 



glabrella Timberlake. Ari2. (Continental). 



Perdita glahrella Timberlake, 1968. Calif. Univ. Pubs. Ent. 49: 104. 9. 

 glabrescens Timberlake. Calif. (Inyo County). 



Perdita glabrescens Timberlake, 1962. Calif. Univ. Pubs. Ent. 28: 38, figs. 765, 766, 861. 9, 



S. 



grandiceps Cockerell. N. Mex. (Alamogordo, La Cueva and Las Cruces). Pollen: Unknown, but 

 visits flowers of Fallugia paradoxa, Solidago. 

 Perdita grandiceps Cockerell, 1896. Acad. Nat. Sci. Phila., Proc. 48: 96. 6. 



Taxonomy: Cockerell, 1899. Canad. Ent. 31: 256. 9. —Timberlake, 1962. Calif. Univ. Pubs. 

 Ent. 28: 3, 10, 32-33, figs. 757, 758, 857. 9, S (key, redescription, geogr. and floral records). 

 holoxantha Timberlake. Utah (Grand and Washington Counties), Ariz. (Holbrook). Pollen: 

 Unknown, but visits flowers of Mentzeiia piiniila, Poleomintha incana. 

 Perdita holoxantha Timberlake, 1962. Calif. Univ. Pubs. Ent. 28: 17, figs. 737, 738, 847. 6. 



Taxonomy: Timberlake, 1968. Calif. Univ. Pubs. Ent. 49: 95, 96, 100. 9, 6 (key, geogr. and 

 floral records). 

 inornata Timberlake. Calif. (Clark Mt. and Panamint Mts.), Nev. (Charleston Mts.), Ariz. 

 (Grand Canyon, south rim). Pollen: Unknown, but visits flowers of Agave deserti, 

 Cowania stansburiana, Eriodictyon. 

 Perdita inoniata Timberlake, 1962. Calif. Univ. Pubs. Ent. 28: 49, figs. 787, 788, 872. 9,6. 

 jucunda Timberlake. Calif., Nev. (Churchill County), Ariz. (Painted Desert). Pollen: Collects 



pollen from the flowers of Eriogonum, including E. aiireum, E . fasciculatum, E. gi'acile, 

 E. inflatum, E. molestum var. davidsonii, E. nitduni, but also visits other flowers for 

 nectar including Chorizanthe staticoides, Gutierrezia lucida, Lepidospartnui 

 squaiuatum. 

 Perdita jucimda Timberlake, 1962. Calif. Univ. Pubs. Ent. 28: 64, figs. 803, 804, 880. 9, d. 

 kanabensis Timberlake. Utah (Kanab), Ariz. (Coconino County). Pollen: Unknown, but visits 

 flowers of cleomella, Eriogonum corymbosuni. 

 Perdita kanabensis Timberlake, 1971. Calif. Univ. Pubs. Ent. 66: 34, figs. 1383, 1384, 1410. 

 labrata Timberlake. South. Calif. (Colorado and Mojave Deserts). Pollen: Evidently collects 

 pollen from the flowers of Eriogonum including E.fasciculatum var. polifolium, but 

 also visits other flowers presumably for nectar including Larrea tridentata. 

 Perdita labrata Timberlake, 1962. Calif. Univ. Pubs. Ent. 28: 81, figs. 821, 822, 889, 901. 9, 

 3. 

 lateralis daleae Timberlake. Calif. (Inyo and Panamint Mts.). Pollen: Apparently an oligolege 

 of Larrea tridentata, but visits other flowers presumably for nectar including 

 Chaenactis, D.fremontii, D.f. war. johnsonii, Eiiogonum fasciculatum, E. inflatum. 

 Perdita lateralis daleae Timberlake, i962. Calif. Univ. Pubs. Ent. 28: 29. 9, cJ. " 

 lateralis lateralis Timberlake. Calif. (Colorado Desert), Ariz. (Maricopa, Pinal and Yuma 

 Counties). Pollen: Apparently an oligolege of La n-ea tridentata, but also visits other 

 flowers presumably for nectar including Chaenactis, Dalea califomica, Eriogonum 

 fasciculatum, Hyptis emoryi, Prosopis juliflora. 

 Perdita lateralis lateralis Timberlake, 1962. Calif. Univ. Pubs. Ent. 28: 27, figs. 749, 750, 

 853. 9, 6. 



Biology: Hurd and Linsley, 1975. Smithsn. Contrib. Zool. 193: 25 (floral relationships). 



