Superfamily APOIDEA 1823 



Andrena subg. Elandrena Lanham, 1949. Calif. Univ. Pubs. Ent. 8: 203. 



Type-species: Andrena atnplificata Cockerell. Orig. desig. 

 Andrena subg. Truncandrena Warncke, 1968. Est. Mus. Zool. Coimbra Univ., Mem. 307: 

 46. 



Type-species: Andrena truncatilabris Morawitz. Orig. desig. 



Revision: Ribble, 1974. Amer. Ent. Soc. Trans. 100: 101-189, 99 figs., 5 tables (N. Amer. 

 spp.). 



Taxonomy: LaBerge, 1964. Nebr. Univ. State Mus., Bui. 4: 296 (tax. characters). —Ribble, 

 1973. Ent. Soc. Amer., Ann. 66: 1281-1286 (tax. status of type species). 

 albiculta Viereck. Calif. 



Andrena albiculta Viereck, 1917. Amer. Ent. Soc, Trans. 43: 366. 9. 



Taxonomy: Ribble, 1974. Amer. Ent. Soc, Trans. 100: 173-174 (tax. status). 

 arabis Robertson. N. Y. to N. C, west to Mich, and 111. Pollen: Polylectic, often collected on 



early spring flowering plants of the family Cruciferae; visitation records include Arabis 

 laevigata, Barbarea vulgaris, Brassica, Buxus, Capsella bursa-pastoris, Cardamine 

 bulbosa, Claytonia virginica, Dentaria diphylla, D. lanciniata, Erigenia bulbosa, 

 Erythronium americanum, Prunus, Salix microphylla. Spiraea, Stellaria media, 

 Taraxcum officinale, Tussilago farfara. Hybridizes with A. scurra Viereck and A. 

 capricomis Casad and Cockerell. 



Andrena arabis Robertson, 1897. Acad. Sci. St. Louis, Trans. 7: 334. 9 . 



Andrena (Pterandrena) brassicae Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. Bui. 141: 142, 

 figs. 24, 25, 28. 6. 



Taxonomy: Robertson, 1902. Amer. Ent. Soc, Trans. 28: 191. 9 (key). —Viereck, 1907. Ent. 

 News 18: 282. 9 (key). -Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. Bui. 141: 251-252, figs. 

 54-56, table 7 (redescription). —Ribble, 1973. Ent. Soc. Amer., Ann. 66: 1281-1286 

 (hybridization). —Ribble, 1974. Amer. Ent. Soc, Trans. 100: 115-118, figs. 1, 14-18 

 (redescription, synonymy). 



Biology: Ribble, 1974. Amer. Ent. Soc, Trans. 100: 118, table 1 (floral relationships). 

 bruneri Viereck and Cockerell. Nebr., Wyo., Colo., Nev. Pollen: Unknown, but visits flowers of 

 Astragalus, Erysimum. 

 Andrena bruneri Viereck and Cockerell, 1914. U. S. Natl. Mus., Proc 48: 15. 9. 

 Andrena laramiensis Viereck and Cockerell, 1914. U. S. Natl. Mus., Proc. 48: 22, 23. 6. 

 Andrena viridibasis Cockerell, 1930. N. Y. Ent. Soc, Jour. 37: 444. 9. 



Taxonomy: Cockerell, 1931. Amer. Mus. Novitates 458: 9. — Timberlake, 1951. In Linsley, In 



Muesebeck, Krombein and Townes, U. S. Dept. Agr., Agr. Monog. 2: 1059 (synonymy). 



—Ribble, 1974. Amer. Ent. Soc, Trans. 100: 161-164, figs. 1, 80-84 (redescription, 



synonymy). 

 capricornis Casad and Cockerell. Tex. to south. Calif. Parasite: Stylops sp. Pollen: Apparently 

 polylectic, often collected at the flowers of the family Cruciferae; visitation records 

 include Actiiiea, Alyssum maritimum, Brassica oleracea, Descourainia sophia, 

 Lesquerella gordonii, Physaria, Prunus, Salvia. Hybridizes with A. scurra Viereck and 

 A. arabis Robertson. 



Andrena capricornis Casad and Cockerell, 1896. Canad. Ent. 28: 182. 6. 



Taxonomy: Cockerell, 1898. Denison Univ. Sci. Labs., Bui. 11: 48. 6 (key). —Cockerell, 1899. 



Ent. News 10: 255. 3 (key). —Ribble, 1973. Ent. Soc Amer., Ann. 66: 1281-1286 



(hybridization). —Ribble, 1974. Amer. Ent. Soc, Trans. 100: 120-122, figs. 1, 19-23 



(redescription). 

 chapmanae Viereck. Calif., Oreg., Idaho, Nev. and Utah. Pollen: Unknown, but visits flowers 

 of Ceanothus, Chaniaebatia foliolosa, Clarkia dudleyana, Cryptantha ambigua, C. 

 flaccida, C. intermedia, C. micrantha var. lepida, Descourainia sophia, Gilia capitata, 

 G. latiflora var. cana, Hackelia patens, Lupinus, Mentzelia, Nemophila maculata, 

 Phacelia linearis, Plagiobothrys canescens, P. nothofulvus, Prunus andersonii, Salix, 

 Senecio canus. 



Andrena {Andrena) chapmanae Viereck, 1904. Canad. Ent. 36: 191. 9. 



Andrena yosemitensis Cockerell, 1924. Pan-Pacific Ent. 1: 61. 9. 



