Superfamily APOIDEA 1841 



Taxonomy: Viereck, 1907. Ent. News 18: 284. 9 (key, as obscura). — Cockerell, 1929. Ent. 

 Soc. Amer., Ann. 22: 757. 9 (as obscura). — LaBerge, 1973. Amer. Ent. Soc, Trans. 99: 

 273-277, figs. 1, 6, 28-29 (redescription, synonymy). 



Biology: LaBerge, 1973. Amer. Ent. Soc, Trans. 99: 277 (floral relationships). 

 winnemuccana LaBerge. Nev., Oreg. Pollen: Unknown, but visits flowers of Thelypodium 

 laciniatum. 

 Andrena (Trachandrena) winnemuccana LaBerge, 1973. Amer. Ent. Soc, Trans. 99: 366, 

 fig. 1. 9. 

 zionensis LaBerge. South. Utah. Pollen: Unknown, but visits flowers of Amelanchier, Salix. 

 Andrena {Trachandrena) zionensis LaBerge, 1973. Amer. Ent. Soc, Trans. 99: 361, figs. 1, 

 68-69. 9, <J. 



Genus ANDRENA Subgenus TYLANDRENA LaBerge 



Andrena subg. Tylandrena LaBerge, 1964. Nebr. Univ. State Mus., Bui. 4: 312. 

 Type-species: Cilissa erythrogaster Ashmead. Orig. desig. 



Revision: LaBerge and Bouseman, 1970. Amer. Ent. Soc, Trans. 96: 543-605, 75 figs., 5 maps 



(N. Amer. spp.). 

 coraeina LaBerge and Bouseman. South. Calif. (Kramer Hills). 



Andrena (Tylandrena) coraeina LaBerge and Bouseman, 1970. Amer. Ent. Soc, Trans. 96: 

 591, figs. 1,61-65. 9,6. 

 erythrogaster (Ashmead). Que. to B. C, south to N. C, Ga., Ark., Okla., N. Mex. and Utah. 

 Pollen: Apparently an oligolege of Salix including S. amygdaloides, S. bebbiana, S. 

 cordata, S. humilis, S. interior, S. longifolia, S. nigra, S. sericea, but visits other flowers 

 presumably for nectar including Amelanchier canadensis. Anemone canadensis, 

 Antennaria plantaginifolia, Aronia, Claytonia virginica, Crataegus coccinea, C. 

 crus-galli, Descourainia intermedia, Heracleum lanatum, Lomatium foeniculacenm. 

 Primus americana, P. serotina, P. virginiana, Pyrus, Radicula obtusa, Rhamnus 

 lanceolata, Rhus aromatica, R. canadensis, R. trilobata, Ribes, Rubus, Shepherdia 

 argentea. Spiraea, Taraxacum officinale. Viburnum prunifolium, Zizia aurea. 



Cilissa erythrogaster Ashmead, 1890. Colo. Biol. Assoc, Bui. 1: 6. 6. 



Andrena perezi Robertson, 1891. Amer. Ent. Soc, Trans. 18: 51. 9, 6. 



Andrena rhodura Cockerell, 1898. Ent. News 9: 171. 9. 



Taxonomy: Robertson, 1902. Amer. Ent. Soc, Trans. 28: 190, 192. 9, i (key). — Lanham, 

 1941. Ent. Soc. Amer., Ann. 34: 704, 707. 9, 6 (key). -Mitchell, 1960. N. C. Agr. Expt. Sta. 

 Tech. Bui. 141: 114-115, figs. 18-19 21, table 3 (redescription). —LaBerge and Bouseman, 

 1970. Amer. Ent. Soc, Trans. 96: 550-556, figs. 1-2, 6-10 (redescription). 



Biology: Rau, 1935. Ent. News 45: 35 (nesting habits, floral relationships). 

 fuscipennis LaBerge and Bouseman. Tex. (Kerrville). Pollen: Unknown, but visits flowers of 

 Prunus. 

 Andrena (Tylandrena) fuscipennis LaBerge and Bouseman, 1970. Amer. Ent. Soc, Trans. 

 96: 564, figs. 1, 21-25. 9,6. 

 hallii Dunning. Nebr. and Kans., west to Wash, and Nev. Pollen: Apparently an oHgolege of 

 cruciferous flowers, especially Stanleya pinnata, but also visits flowers of Brassica 

 nigra, Malvastrum coccineum, Melilotus, Opuntia, Penstemon, Primus, Romneya, 

 Sisymbrium linifolium. 

 Andre7ia Hallii Dunning, 1898. Canad. Ent. 30: 268. 9. 

 A7idrena heterura Cockerell, 1930. N. Y. Ent. Soc, Jour. 37: 445. 9. 



Taxonomy: Viereck, 1904. Canad. Ent. 36: 191. 9 (key). —Cockerell, 1931. Amer. Mus. 



Novitates 458: 10. 9. —LaBerge and Bouseman, 1970. Amer. Ent. Soc, Trans. 96: 588-591, 

 figs. 1, 4, 56-60 (redescription, synonymy). 

 hurdi Lanham. Calif. Pollen: Unknown, but visits flowers of Brassica, Layia. A. waldmerei 

 LaBerge and Bouseman is possibly a subspecies or synonym of this species which is 

 perhaps the most elegant N. Amer. species of the genus Andrena. 

 Andrena hurdi Lanham, 1949. Pan-Pacific Ent. 25: 33. 9, 6. 



