442 HYMENOPTERA OF AMERICA NORTH OF MEXICO 



Perdita flavicauda flavicauda Timberlake, 1960. Calif. Univ. Pubs. Ent. 

 17: 39. 9. (Misspelled flavicauda flavicanda in key, p. 4.) 



*flavicauda forniosa Timberlake. Calif, (near Blythe). On flowers of Nama 

 hispidum. (Perdita) 

 Perdita flavicauda formosa Timberlake, 1960. Calif. Univ. Pubs. Ent. 17: 

 40. 2. (Misspelled /Zauicanda /orwiosa in key, p. 4.) 



*flaviceps Timberlake. Nev. (Las Vegas). (Perdita) 



Perdita flaviceps Timberlake, 1960. Calif. Univ. Pubs. Ent. 17: 37, figs. 

 548, 549, 676. $. 



*foleyi Timberlake. Calif. (Tulare Co.). (Perdita) 



Perdita foleyi Timberlake, 1958. Calif. Univ. Pubs. Ent. 14: 347, figs. 

 418, 419, 493. ?, $. 



foveata foveata Timberlake. Tex., Fla. On flowers of Coreopsis, Hymeno- 

 pappiis. (Hexaperdita) 



fraterna Timberlake. Ariz. On flowers of Gutierrezia microcephala. (Per- 

 dita) 



Taxonomy: Timberlake, 1958. Calif. Univ. Pubs. Ent. 14: 329, figs. 394, 

 395,481. ?, $. 



*fulvicauda Timberlake. Southern Calif.; Mexico (Baja California). On 

 flowers of Baileya, Dalea, Coldenia, Larrea, Melilotus, Nama, 

 Phacelia and Prosopis. (Perdita) 

 Perdita fulvicauda Timberlake, 1962. Calif. Univ. Pubs. Ent. 28: 43, figs. 

 775,776,866. 9, $. 



*gentilis Timberlake. Nev. (Churchill and Washoe Counties). (Perdita) 

 Perdita geutilis Timberlake, 1962. Calif. Univ. Pubs. Ent. 28: 78. ?. 



gerardiae Crawford. (Perdita) 



Taxonomy: Timberlake, 1960, loc. cit. supra, p. 68, figs. 582, 583, 693. ?, 

 $. 



gerhardi arenicola Timberlake. Syn. of gerhardi gerhardi Viereck. 



gerhardi dallasiana Cockerell, changed status. On flowers of Aster, Dalea, 

 Helianthus, and Monarda. (Perdita) 

 Perdita dallasiana Cockerell. Reduced to subsp. rank (teste Timberlake, 

 1960, loc. cit. supra, p. 28, figs. 534, 535, 668). 



gerhardi gerhardi Viereck. Wis., 111., Ind. (Perdita) 



Perdita gerhardi arenicola Timberlake (syn. by Timberlake, 1960, loc. cit. 

 supra, p. 27). 



gerhardi monardae Viereck. N. J., Va., Fla. (Perdita). 



Taxonomy: Timberlake, 1960, loc. cit. supra, p. 28. 9, $. 



*glabrescens Timberlake. Calif. (Inyo Co.). (Perdita) 



Perdita glabrescens Timberlake, 1962. Calif. Univ. Pubs. Ent. 28: 38, 

 figs. 765, 766, 861. 9, $. 



grandiceps Cockerell. (Perdita) 



Taxonomy: Timberlake. 1962, loc. cit. supra, p. 32, figs. 757, 758, 857. 9, 



gutierreziae Cockerell. Nebr., Colo., Tex., N. Mex., Ariz. On flowers of Chry- 

 sothamnus, Gutierrezia, and Solidago. (Perdita) 

 Taxonomy: Timberlake, 1960, loc. cit. supra, p. 74, figs. 594, 595, 699. 9, 

 5. 



*haigi Timberlake. Nev. (Churchill Co.). (Perdita) 



Perdita haigi Timberlake, 1962. Calif. Univ. Pubs. Ent. 28: 100, figs. 

 833,834,895. 9, $. 



halictoides Smith. Mich, and Ind., west to N. Dak., Colo., and Tex.; Fla. 

 (Perdita) 

 Perdita punctata Cockerell (syn. by Timberlake, 1960, loc. cit. supra, p. 



