Superfamily APOIDEA 1903 



ordinata Timberlake. Ariz. (Cochise and Navajo Counties), N. Mex. (Hidalgo and Socorro 



Counties), Utah (Cache and Washington Counties). Pollen: Unknown, but visits flowers 

 of Baileya pleniradiata, Dithyrea including D. wislizenii, Heterotheca subaxillaris, 

 Pedis papposa. 

 Perdita ordinata Timberlake, 1962. Calif. Univ. Pubs. Ent. 28: 105, figs. 841, 842, 899. 6. 



Taxonomy: Timberlake, 1968. Calif. Univ. Pubs. Ent. 49: 67, 86, fig. 12 (key, geogr. and floral 

 records). —Timberlake, 1971. Calif. Univ. Pubs. Ent. 66: 28-29. d, 9 (geogr. and floral 

 records). 

 paroselae Timberlake. South. Calif. (Colorado Desert). Pollen: Possibly an oligolege of Dalea, 

 visits flowers of Dalea califoniica, D. emoryi. 

 Perdita paroselae Timberlake, 1960. Calif. Univ. Pubs. Ent. 17: 65, figs. 578, 579, 691. 9,6. 

 pectidis Cockerell. N. Mex., Ariz. (Salome). Pollen: Unknown, but visits flowers of 

 Kallstroemia, Pedis papposa, Sesuviitm verrucosum, Wedeliella. 

 Perdita pedidis Cockerell, 1896. Acad. Nat. Sci. Phila., Proc. 48: 83. 9, cJ. 



Taxonomy: Timberlake, 1960. Calif. Univ. Pubs. Ent. 17: 9, 19, 91-92, figs. 614, 615, 709. 9, S 

 (key, tax. characters, geogr. and floral records). 

 percincta Timberlake. Utah (Skull Rock Pass, 6,100ft.), Ariz. (Coconino County). Pollen: 



Unknown, but visits flowers of Aster, Gutierrezia microcephala, Wislizenia refrada. 

 Perdita percincta Timberlake, 1968. Calif. Univ. Pubs. Ent. 49: 86. 9. 



Taxonomy: Timberlake, 1971. Calif. Univ. Pubs. Ent. 66: 30-31, figs. 1379, 1380, 1408. 6, 9 

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

 perixantha Timberlake. Ariz. (Navajo County). 



Perdita perixantha Timberlake, 1960. Calif. Univ. Pubs. Ent. 17: 23, figs. 524, 525, 663. 6. 

 perpallida citrinella Graenicher. Wis., Minn., N. Dak., Nebr., Alta. Pollen: Unknown, but visits 

 flowers o{ Petalostemo7i purpureum, P. villosum. 

 Perdita citrinella Graenicher, 1910. Canad. Ent. 42: 103. 9. 



Taxonomy: Crawford, 1912. Canad. Ent. 44: 359. 6,9. —Timberlake, 1952. Ent. Soc. Wash., 

 Proc. 54: 204 (tax. status). — Timberiake, 1960. Calif. Univ. Pubs. Ent. 17: 3, 14, 26-27 (key, 

 tax. characters, geogr. and floral records). 

 perpallida perpallida Cockerell. Man., Minn., N. Dak., Nebr., Kans., N. Mex. Pollen: 



Apparently an oHgolege of vernal and autumnal flowering Compositae, visits flowers of 

 Amorpha canescens, Heleniiim autumnale, Petalostemon candidum, P. oligophyllum, 

 P. villosum, Solidago occidentalis. 

 Perdita perpallida Cockerell, 1901. Entomologist 34: 190. 9, cJ. 



Taxonomy: Swenk and Cockerell, 1907. Ent. News 18: 57. —Stevens, 1919. Canad. Ent. 51: 

 207. 9 , 6 (tax. characters, floral records). —Timberlake, 1952. Ent. Soc. Wash., Proc. 54: 

 204 (tax. status). -Timberlake, 1960. Calif. Univ. Pubs. Ent. 17: 2, 13, 25-26, figs. 532, 533, 

 667. 9, 6 (key, redescription, geogr. and floral records). —Mitchell, 1960. N. C. Agr. Expt. 

 Sta. Tech. Bui. 141: 322 (tax. status). 

 phymatae Cockerell. N. Mex., Ariz., Utah. Pollen: Unknown, but visits flowers of Baliia 



absinthifolia, Baileya pleniradiata, Gutierrezia lucida, G. microcephala, Haplopappus 



heteropiiyllus, Pedis papposa. Predator: Phymata sp. 

 Perdita phymatae Cockerell, 1895. Acad. Nat. Sci. Phila., Proc. 47: 12. 9. 

 Perdita nitidella Cockerell, 1895. Acad. Nat. Sci. Phila., Proc. 47: 16. 6. 



Taxonomy: Timberiake, 1960. Calif. Univ. Pubs. Ent. 17: 9, 92-93 (key, redescription, 

 geographic, floral and predator records). —Timberlake, 1960. Calif. Univ. Pubs. Ent. 17: 

 70-71, figs. 586, 587, 695. 6 (as nitidella). —Timberlake, 1968. Calif. Univ. Pubs. Ent. 49: 

 64, 85. 9 (key, redescription, as nitidella). —Timberlake, 1968. Calif. Univ. Pubs. Ent. 49: 

 65' (key). -Timberlake, 1971. Calif. Univ. Pubs. Ent. 66: 31 (synonymy, geogr. range, tax. 

 characters). 

 picturata Timberlake. Tex. (Victoria and Aransas Counties). 



Perdita picturata Timberlake, 1960. Calif. Univ. Pubs. Ent. 17: 50, figs. 560, 561, 682. 9, 6. 



