ANDRENIDAE 433 



Andrena osmioides Cockerell. Reduced to subsp. rank (teste Lanham, 

 1949. Pan-Pacific Ent. 25: 149). 



paenerugosa Viereck. Syn. of rugosa Robertson. Correct spelling of specific 

 heading and in citation for paenerugosa. 



*parakrigiana Mitchell. Ga. (Butler). (Ptilandrena) 



Andrena (Ptilandrena) parakrigiana Mitchell, 1960. N. C. Agr. Expt. 

 Sta. Tech. Bull. 141: 157. $. 



parnassiae Cockerell. Mich., Wis., Vt. ( Leucandrena) 



peckhami Cockerell. Minn, to Vt., south to N. C. Taken on flowers of Bapti- 

 sia and Solidago. (Gonandrena) 



perplexa Smith. Minn., Mich, and N. Y. south to Tex. and Ga. Visiting a 

 number of flowers. (Bythandrena) 



persimulata Viereck. N. S. to Alta. south to N. Y. and Minn. Visiting 

 flowers of Cornus and Viburnum. (Gonandrena) 



personata Robertson. Minn, to Conn., south to Ga. Visiting a number of 

 flowers. (Micrandrena) 



*phaceliae Mitchell. Md., Va., 111. Visiting flowers of Alsine and Phacelia. 

 (Thysandrena) 

 Andrena (thysandrena) phaceliae Mitchell, 1960. N. C. Agr. Expt. Sta. 

 Tech. Bull. 141: 224, figs. 44, 45. ?, $. 



phenax Cockerell. Remove from (? Onagrandrena) . 



Taxonomy: Linsley and MacSwain, 1961. Pan-Pacific Ent. 37: 129. 



*picta Mitchell. N. Y. (Ithaca). (Leucandrena) 



Andrena (Leucandrena) picta Mitchell, 1960. N. C. Agr. Expt. Sta. 

 Tech. Bull. 141: 214. ?. 



*placata Mitchell. Mass., Conn., Va., Mich., Minn. (Pterandrena) 



Andrena (Pterandrena) placata Mitchell, 1960. N. C. Agr. Expt. Sta. 

 Tech. Bull. 141: 148, figs. 24, 25. $. 



placida placida Smith. Visiting flowers of Acer, Anielanchier, Fragaria, 

 Primus, Pyrus, Taraxacum and Viburnum. (Leucandrena) 



platyparia Robertson. New England and Ont. south to N. C. and Tex. Visit- 

 ing flowers of Cornus and Viburmim. (Gonandrena) 



Andrena (Gonandrena) fragilis Smith, in part, of Catalog. A. platyparia 

 Robertson is a valid sp., not a syn. {teste Mitchell, 1960 loc. cit. 

 supra, p. 236). 



Andrena (Gonandrena) barbarica Viereck (syn. by Mitchell, 1960, loc. 

 cit. supra, p. 236). 



polemonii Robertson. 111., Mich. On flowers of Geranium, Polemonium and 

 Ranunculus. (Ptilandrena) 



prima Casad. Transfer from (Onagrandrena) to (Melandrena). 



Taxonomy: Linsley and MacSwain, 1961. Pan-Pacific Ent. 37: 129. 



pruni Robertson. Minn, and 111. to Mass., south to Ga. Visiting a number of 

 flowers. (Bythandrena) 



*pseudobscura Mitchell. Maine to N. C, Mich., Ind. Visiting a number of 

 flowers. (Trachandrena) 

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

 Sta. Tech. Bull. 141: 193, fig. 36. $. 



*pyracanthae Mitchell. N. C. On flowers of Crataegus, Pyracantha and 

 Rubus. (Trachandrena) 

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

 Sta. Tech. Bull. 141: 194, fig. 35. $. 



*raveni Linsley and MacSwain. Oreg., Calif., Nev., Utah. Visiting flowers 

 of Oenothera for pollen, and of Agoseris and Madia for nectar. 

 (Onagrandrena) 



