436 HYMENOPTERA OF AMERICA NORTH OF MEXICO 



victima Smith. Possibly a syn. of vicina (teste Mitchell, 1960, loe. cit. supra, 

 p. 134), (^? Gymnandrena) 



violae Robertson. N. Y. to N. C, west to 111. and Colo. Taken on flowers of 

 Cardamine, Ellisia, Oxalis, Potentilla, and Viola. (lomelissa) 

 Andrena davisi Viereck (syn. by Mitchell, 1960, loc. cit. supra, p. 252). 



*virginiana Mitchell. Va. (Barcroft). On flowers of Ceanothus americanus. 

 (Trachandrena) 

 Andrena (Trachandrena) virginiana Mitchell, 1960. N. C. Agr. Expt. 

 Sta. Tech. Bull. 141: 203. ?. 



*votula Mitchell. Wis., Mich. (Trachandrena) 



Andrena (Trachandrena) votula Mitchell, 1960. N. C. Agr. Expt. Sta. 

 Tech. Bull. 141: 204. ?. 



vulgaris Viereck. Syn. of lata Viereck. 



tveedi Viereck. Syn. of sigmundi Cockerell. 



wellesleyana Robertson. Minn, and 111. to New England States. (Paran- 

 drena) 



wilkella (Kirby). Holarctic; N. S. to Wis., south to Va. and Ohio. Visits a 

 number of flowers. (Taeniandrena) 



yumorum Viereck. (? Onagrandrena) 



Taxonomy: Linsley and MacSwain, 1961. Pan-Pacific Ent. 37: 128. 



ziziae Robertson. Minn, to New England States, south to Ga. On flowers of 

 Aruncus, Chaerophyllum, Polytaenia, Sanicula, Taenidia, Tha- 

 spium, and Zizia. (Micrandrena) 



ziziaeformis Cockerell. Mass. to Ga., Tenn. On flowers of Potentilla. 

 (Micrandrena) 



Genus PROTOXAEA Cockerell and Porter, p. 1086 



gloriosa gloriosa (Fox). Visits Kallstroemia and Solarium for pollen, a va- 

 riety of flowers for nectar. 

 Biology: Linsley and Michener, 1962. Kans. Ent. Soc. Jour. 35: 385-389. 

 — Cazier and Linsley, 1963. Canad. Ent. 95: 547-556, 2 figs, (male 

 territorial behavior). 



nigerrima nigerrima (Friese). Delete from Catalog. 



PSAENYTHIA subgenus PROTANDRENA Cockerel!, p. 1087 



bancrofti (Dunning). Ind., Wis. 



Biology: Chandler, 1962. Kans. Ent. Soc. Jour. 35: 314. 



mexicanorum cockerelli (Dunning). Ind. 



Genus PERDITA Smith, pp. 1087-1097 



*Perdita subg. AUomacrotera Timberlake, 1960. Calif. Univ. Pubs. Ent. 

 17: 131. 



Type: Perdita stephanonieriae Timberlake. By monotypy and 

 by orig. desig. 



Revision: Timberlake, 1958. Calif. Univ. Pubs. Ent. 14: 303-410, figs. 

 368-521 (treats zonalis and halictoides groups of subgenus Per- 

 dita) .—Timberlake, 1960. Calif. Univ. Pubs. Ent. 17: 1-156, figs. 

 522-732 (treats octomaculata group of subgenus Perdita). — Tim- 

 berlake, 1962. Calif. Univ. Pubs. Ent. 28: 1-124, figs. 733-904, 2 

 text figs, (treats ventralis group of subg. Perdita, and suppl. to 

 Parts I-IV).— Timberlake, 1964. Calif. Univ. Pubs. Ent. 28: 

 125-388, figs. 905-1190, 77 text figs, (treats sphaeralceae group of 

 subgenus Perdita) . 



Part VI of the revision of this genus (Timberlake, 1964) was received 

 too late for inclusion. 



"^abdominalis Timberlake. Southern Calif.; Baja Calif. On flowers of Pedis 

 papposa. (Perdita) 



