1840 Hymenoptera in America North of Mexico 



Pulsatilla ludoviciana, Spiraea, Taraxacum officinale, Vaccinium angustifolium, 



Waldsteinia fragarioides. 

 Andrena sigmundi Cockerell, 1902. Canad. Ent. 34: 45. 9. 

 Andrena radiatula Cockerell, 1902. Canad. Ent. 34: 46. 9. 

 Andrena weedi Viereck, 1907. Ent. News 18: 284, 285. 9, S. 

 Andrena (Trachandrena) pnmicola Cockerell, 1913. Ann. and Mag. Nat. Hist. (8) 12: 375. 



9. 

 A7idre7ia (Trachandrena) moscovensis Viereck and Cockerell, 1914. U. S. Natl. Mus., Proc. 



48: 13. 9. 

 Andrena (Trachandrena) corrugata Cockerell, 1931. Amer. Mus. Novitates 458: 9. 9. 



Taxonomy: Cockerell, 1931. Amer. Mus. Novitates 458: 17 (key, as moscovenis). —Mitchell, 

 1960. N. C. Agr. Expt. Sta. Tech. Bui. 141: 200-202, figs. 36, table 5 (redescription, 

 synonymy). — LaBerge, 1973. Amer. Ent. Soc, Trans. 99: 249-255, figs. 1, 2, 16-21 

 (redescription, synonymy). 



Biology: LaBerge, 1973. Amer. Ent. Soc, Trans. 99: 255 (floral relationships). 

 spiraeana Robertson. Ont. and Maine to Ga., west to Minn., Nebr. and Kans. Pollen: Polylectic, 

 visits flowers of Alliaria officinalis, Angelica, Anmcus, Azalea, Barbarea vulgare, 

 Castanea pumila, Ceanothus americanus, Cornus, Crataegus, Cryptotaenia, Erigeron 

 philadelphicus. Euphorbia commutata, Heracleum, Hydrangea, Melilotus alba, 

 Pastinaca sativa, Physocarpus opulifolius, Ptelea, Rhus glabra, R. typhine, Rosa, 

 Spiraea aruncus, S. latifolia, Sorbaria sorbifolia, Vibtirnum nudum, Zizia. 



Andrena spiraeana Robertson, 1895. Amer. Ent. Soc, Trans. 22: 120. 9, i. 



Andrena (Trachandrena) montensis Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. Bui. 141: 

 191, fig. 35. 9 . 



Andrena (Trachandrena) unica Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. Bui. 141: 203, 

 fig. 36. 6. 



Taxonomy: Robertson, 1902. Amer. Ent. Soc, Trans. 28: 189, 190. 9, 6 (key). —Viereck, 

 1907. Ent. News 23: 107 (key). — Lanham, 1941. Ent. Soc Amer., Ann. 34: 704, 707. 9, S 

 (key). - Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. Bui. 141: 202-203, figs. 35, 38, table 5 

 (redescription). —LaBerge, 1973. Amer. Ent. Soc, Trans. 99: 338-342, figs. 1, 11, 53-54 

 (redescription, synonymy). 



Biology: LaBerge, 1973. Amer. Ent. Soc, Trans. 99: 342 (floral relationships). 

 striatifrons Cockerell. B. C. and Alta., south to Ariz, and Calif. Pollen: Oligolege of Salix, but 

 visits other flowers including Arctostaphylos, Eriogonum, Hackelia floribunda, 

 Lomatium, Primus, Pyrus malus, Ranuncuhis, Rubus parviflorus, Symphoricarpos, 

 Taraxacum officinale, Vaccinium. 



Andrena striatifrons Cockerell, 1897. Entomologist 30: 308. 9. 



Trachandrena pemuda Viereck, 1904. Canad. Ent. 35: 159. 9. 



Andrena trachandrenoides Viereck, 1904. Canad. Ent. 36: 190, 195. 9,6. 



Andrena (Trachandrena) marioides Viereck, 1917. Acad. Nat. Sci. Phila., Proc. 68: 601. 9. 



Andrena (Trachandrena) politissima Cockerell, 1918. Ann. and Mag. Nat. Hist. (9) 166. 9. 



Andrena dolichotricha Cockerell, 1924. Ent. News 35: 348. 6. 



Andrena (Trachandrena) brevibasis Cockerell, 1931. Amer. Mus. Novitates 458: 8. 9. 



Andrena (Trachandrena) postnitens Cockerell, 1931. Amer. Mus. Novitates 458: 15. 9. 



Taxonomy: Viereck, 1904. Canad. Ent. 36: 159. 9 (key). —LaBerge, 1973. Amer. Ent. Soc, 

 Trans. 99: 305-311, figs. 1, 10, 42-43 (redescription, synonymy). 



Biology: LaBerge, 1973. Amer. Ent. Soc, Trans. 99: 311 (floral relationships). 

 virginiana Mitchell. P. E. I., Que, and Ont, south to Ga., west to Minn., 111. and Ark. Pollen: 

 Apparently polylectic, visits flowers of Ceanothus americanus, Cerasus serotina, 

 Daucus carota. Ilex verticillata, Kalmia, Melilotus alba, Pyc7ianthemum linifolium. 

 Spiraea latifolia, Solidago. 

 Trachandrena obscura Robertson, 1902. Amer. Ent. Soc, Trans. 35: 189. 9. Preocc. 

 Andrena (Trachandrena) virginiana Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. Bui. 141: 



203. 9. 

 Andrena (Biareolina) obscurida Warncke, 1970. Bayer. Ent., Nachr. 19: 30. N. name. 



