Superfamily APOIDEA 1785 



canadensis canadensis Dalla Torre. N. S. to N. Y. and N. J., west to Minn. Pollen: Unknown, 



but visits flowers of Aster, Epilobium, Solidago. 

 Ayidrena simulafa Provancher, 1888. Addit. Corr. Faune Ent. Canada, Hym., p. 313. 9, 6. 



Preocc. 

 Andrena canadensis Dalla Torre, 1896. Cat. Hym., v. 10, p. 107. N. name. 

 Andrena (Pterandrena) persnnilis Graenicher, 1904. Ent. News 15: 66. 9. 



Taxonomy: Viereck, 1907. Ent. News 18: 282, 286. 9, 6 (key). — Atwood, 1934. Canad. Jour. 

 Res. 10: 207, 209, fig. 9, S (key). -Timberlake, 1951. In Muesebeck, Krombein and 

 Townes, U. S. Dept. Agr., Agr. Monog. 2: 1059 (synonymy). —Mitchell, 1960. N. C. Agr. 

 Expt. Sta. Tech. Bui. 141: 172, figs. 30-31, 33, table 4 (redescription). 



Biology: Salt, 1927. Jour. Expt. Zool. 48: 245 (stylopization). 

 canadensis oslarella Viereck and Cockerell. Colo., N. Mex. 



Andrena canadensis oslarella Viereck and Cockerell, 1914. U. S. Natl. Mus., Proc. 48: 28. 



6. 



Biology: Clements and Long, 1923. Carnegie Inst. Wash. Pub. 336: 249 (ecology). 

 chromotricha Cockerell. N. Mex., Wis. 



A7idrena chromotricha Cockerell, 1899. Entomologist 32: 128. 9. 

 Andrena clypeonitens Cockerell, 1902. Canad. Ent. 34: 47. 9. 

 Ayidrena truncata Viereck, 1903. Amer. Ent. Soc, Trans. 29: 53. 9. 



Taxonomy: Graenicher, 1910. Canad. Ent. 42: 160. 6. —Mitchell, 1960. N. C. Agr. Expt. Sta. 

 Tech. Bui. 141: 172-173, table 4 (redescription of female). 

 citrinihirta Viereck. Calif. Pollen: Unknown, but visits flowers of Chrysothamnus, 

 Heterotheca grandiflora, Solidago californica. 

 Andrena (.Andrena) citrinihirta Viereck, 1917. Amer. Ent. Soc, Trans. 43: 371. 9. 

 colletina Cockerell. B. C. to Calif., east to Colo. Pollen: Unknown, but visits flowers of 



Achillea millefolium, Chrysothamnus nauseosus consimilis, C. viscidiflonis typicus, 

 Haplopappus hloomeri var. angustatns. 

 Andrena colletina Cockerell, 1906. Amer. Mus. Nat. Hist., Bui. 22: 454. S. 



Taxonomy: Cockerell, 1909. Ann. and Mag. Nat. Hist. (8) 5: 260. 9. —Cockerell, 1931. Amer. 

 Mus. Novitates 458: 14, 15. 9, d (key). 

 Columbiana Viereck. B. C. to Calif., N. Mex. Pollen: Unknown, but visits flowers of Achillea 

 lanulosa, Erigeron coulteri, E. pygmaeus, Microseris nutans, Senecio aureus var. 

 subnudus, S. canus, S. integirrimus, S. scorzonella. 

 Andrena {Andrena) columbiana Viereck, 1917. Amer. Ent. Soc, Trans. 43: 374. 9. 

 costillensis Viereck and Cockerell. Colo., N. Mex. 



Andrena costillensis Viereck and Cockerell, 1914. U. S. Natl. Mus., Proc. 48: 50. 9. 



Taxonomy: Cockerell, 1931. Amer. Mus. Novitates 458: 14. 9, 6. 

 davidsoni Viereck and Cockerell. Calif. 



Andrena davidsoni Viereck and Cockerell, 1914. U. S. Natl. Mus., Proc. 48: 52. 9. 



Taxonomy: Cockerell, 1930. Pan-Pacific Ent. 7: 8. 9 (key). 

 hirticincta Provancher. Alta. to N. S., south to Ga. Pollen: Unknown, but visits flowers of 

 Aster, E pilobium, Solidago. 

 Andrena fimbriata Smith, 1853. Cat. Hym. Brit. Mus., v. 1, p. 116. 9, S. Preocc. 

 Andrena hirticincta Provancher, 1888. Addit. Corr. Faune Ent. Canada, Hym., p. 308. 9, 



i. 

 Anthrena americana Dalla Torre, 1896. Cat. Hym., v. 10, p. 102. N. name. 



Taxonomy: Morice and Cockerell, 1901. Canad. Ent. 33: 149 (type of fimbriata). —Cockerell, 

 1906. Psyche 13: 9 (types o{ fimbriata). —Atwood, 1934. Canad. Jour. Res. 10 (2): 207, 209, 

 fig. 9, 6 (key). -Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. Bui. 141: 173-174, figs. 30-31, 

 33-34, table 4 (redescription). 



Biology: Salt, 1927. Jour. Expt. Zool. 48: 233, figs, (stylopization). 

 indecisa Cockerell. B. C, Alta., Mont. 



Andrena costillensis indecisa Cockerell, 1937. Canad. Ent. 69: 34. 9. 



