1912 Hymenoptera in America North of Mexico 



vicina Timberlake. Nev. (Charleston Mts.). Pollen: Unknown, but visits flowers of Falliigia 

 paradoxa. 

 Perdita vicma Timberlake, 1962. Calif. Univ. Pubs. Ent. 28: 31, figs. 753, 754, 855. S. 

 viridinotata Timberlake. N. Mex. (Alamogordo). 



Perdita viridinotata Timberlake, 1962. Calif. Univ. Pubs. Ent. 28: 16, figs. 735, 736, 846. 9, 

 6. 



wheeler! Timberlake. Ariz. (Grand Canyon). Pollen: Unknown, but possibly may visit flowers 

 of Mentzelia. 

 Perdita wheeleri Timberlake, 1928. Amer. Mus. Novitates 321: 5. 3. 



Taxonomy: Timberlake, 1962. Calif. Univ. Pubs. Ent. 28: 10, 32, figs. 755, 756, 856. 6 

 (redescription, possible pollen source). 



wootonae Cockerell. N. Mex., Colo., Kans., Nebr. Pollen: Apparently an oligolege of Mentzelia 

 including M. decapetala, M. nuda, but visits other flowers presumably for nectar 

 including Eriogonum effusuyn, Tragopogon porrifolius. 

 Perdita wootonae Cockerell, 1898. Ent. News 9: 215. 9,6. 



Taxonomy: Timberlake, 1962. Calif. Univ. Pubs. Ent. 28: 2, 8, 15-16, figs. 733, 734, 845. 9, 6 

 (key, redescription, geogr. and floral records). 

 xanthoxyii Timberlake. Tex. (Corpus Christi State Park); Mexico (Puebla). Pollen: Unknown, 

 but visits flowers of Xanthoxy Ion. 

 Perdita xanthoxyii Timberlake, 1968. Calif. Univ. Pubs. Ent. 49: 107, figs. 15, 1261, 1262, 

 1334. 9,6. 



xerophila discrepans Timberlake. Nev. (Clark County). Pollen: Possibly an oligolege of 

 Eriogonum, visits flowers oi E.fasciculatum, E. trichopes. 

 Perdita xerophila discrepaiis Timberlake, 1962. Calif. Univ. Pubs. Ent. 28: 84, figs. 823, 

 824,890. 9,6. 



xerophila fuscicornis Timberlake. Calif. (Inyo County Mts.). Pollen: Possibly an oligolege of 

 Eriogonum, visits flowers of E. inflatum, Lan-ea tridentata. 

 Perdita xerophila fuscicornis Timberlake, 1962. Calif. Univ. Pubs. Ent. 28: 84, fig. 903. 9, 

 6. 

 xerophila xerophila Timberlake. Ariz. (Yuma County), south. Calif. (Colorado Desert). Pollen: 

 Possibly an oligolege of Eriogonum, visits flowers of ^. inflatum, E. trichopes. 

 Perdita xerophila xerophila Timberlake, 1962. Calif. Univ. Pubs. Ent. 28: 82, fig. 902. 9, cJ. 

 yosemitensis Timberlake. Calif. (Sierra Nevada Mts.). Pollen: Possibly an oligolege of 

 Eriogonum, visits flowers of E. nud^im, E. wrightii. 

 Perdita yosemitensis Timberlake, 1962. Calif. Univ. Pubs. Ent. 28: 63, figs. 801, 802, 879. 

 6, 9. 



Species Group Sphaeralceae 



Taxonomy: Timberlake, 1962. Calif. Univ. Pubs. Ent. 28: 1 (key). —Timberlake, 1964. Calif. 

 Univ. Pubs. Ent. 28: 126-158 (key to included spp.). —Timberlake, 1971. Calif. Univ. Pubs. 

 Ent. 66: 38-42 (suppl. key to included spp.). 

 adustiventris Timberlake. South. Calif. (Parker Dam); Mexico (Baja California: Angel de 

 la Guardia Island). Pollen: Unknown, but visits flowers of Eucnide urens, Mentzelia 

 hirsutissima. 

 Perdita adustiventris Timberlake, 1964. Calif. Univ. Pubs. Ent. 28: 166. 9. 



Taxonomy: Timberlake, 1971. Calif. Univ. Pubs. Ent. 66: 42-43, figs. 5, 1385, 1386, 1411. 6 

 (geogr. and floral records). 



albiventris Timberlake. Tex. (Pecos County). Pollen: Unknown, but the type specimen bears a 

 load of fine, mealy fulvous pollen, probably leguminaceous. 

 Perdita albiventris Timberlake, 1964. Calif. Univ. Pubs. Ent. 28: 294, fig. 60. 9. 

 albofasciata Timberlake. N. Mex. (Santa Fe). Pollen: Unknown, but visits flowers of Tamarix 

 gallica. 

 Perdita albofasciata Timberlake, 1968. Calif. Univ. Pubs. Ent. 49: 152. 9. 



