Superfamily APOIDEA 1835 



Biology: LaBerge, 1973. Amer. Ent. Soc, Trans. 99: 349 (floral relationships). 

 cleodora cleodora (Viereck). B. C. to north. Calif., east to Mont., Wyo. and Colo., ?Ariz. (Santa 

 Catalina Mts.). Pollen: Oligolege of Ceanothus including C. cuneatus, C. integerrimus, C. 

 laevigatus, but visits other flowers presumably for nectar including Arctostapkylos, 

 Aster, Chamaebatia foUolosa, Conium maciilatum, Eriogonum nudmn, Lupinus, 

 Phacelia, Prunus, Rhamnus, Ribes, Salix, Sorbus. 

 Trachandrena cleodora Viereck, 1904. Canad. Ent. 35: 158. 9. 

 Andrena {Trachandreyia) lutzi Cockerell, 1931. Amer. Mus. Novitates 458: 12. 9. 



Taxonomy: Cockerell, 1932. Pan-Pacific Ent. 8: 173. 6. —LaBerge, 1973. Amer. Ent. Soc, 

 Trans. 99: 323-326, figs. 1, 12, 48-49 (redescription). 



Biology: LaBerge, 1973. Amer. Ent. Soc, Trans. 99: 327 (floral relationships). 

 cleodora melanodora Cockerell. South. Calif. Pollen: Oligolege of Ceanothus including C. 



cordulatus, C. integerrimus, C. palmeri, but visits other flowers presumably for nectar 

 including Arctostapkylos patula, Barbarea orthoceras, Cryptantha lepida, Eriodictyon 

 califomicum, Prunus emarginata, P. ilicifolia, Pyrus mains, Rhannius califomica. 

 Andrena (Trachandrena) melanodora Cockerell, 1932. Pan-Pacific Ent. 8: 173. 9. 



Taxonomy: LaBerge, 1973. Amer. Ent. Soc, Trans. 99: 326-327, figs. 48-49 (redescription). 



Biology: LaBerge, 1973. Amer. Ent. Soc, Trans. 99: 327 (floral relationships). 

 cupreotincta Cockerell. B. C, Alta. and Sask., south to Calif., Nev., Utah and N. Mex. Pollen: 

 Apparently polylectic, visits flowers of Abies concolor, Arctostaphylos nevadensis, 

 Ceanothus integerrirmis, Eriogonum, Hackelia, Lesquerella, Penstemon, Prunus 

 virginiana demissa, Pyrus malus, Rhamnus califomica, R. rubra, Ribes inerme, 

 Rubus, Salix, Taraxacum officinale. • 



Andrena cupreotincta Cockerell, 1901. Canad. Ent. 33: 153. 9. 



Trachandrena ochreopleura Viereck, 1904. Canad. Ent. 35: 158. 9. 



Andrena {Trachandrena) swenki Viereck and Cockerell, 1914. U. S. Natl. Mus., Proc 48: 3. 

 9. 



Andrena (Trachandrena) jockorum Viereck and Cockerell, 1914. U. S. Natl. Mus., Proc. 48: 

 3. (J. 



Trachandrena abjuncta Cockerell, 1929. N. Y. Ent. Soc, Jour. 37: 445. 9. 



Taxonomy: Viereck, 1904. Canad. Ent. 36: 158. 9 (key). —Cockerell, 1937. Ent. News 49: 257. 

 9 (as abjuncta). —LaBerge, 1973. Amer. Ent. Soc, Trans. 99: 315-321, figs. 1, 11, 46-47 

 (redescription, synonymy). 



Biology: LaBerge, 1973. Amer. Ent. Soc, Trans. 99: 321 (floral relationships). 

 cyanophila Cockerell. B. C. and Alta., south to Calif., Nev. and Ariz. Pollen: Apparently 

 polylectic, visits flowers oi Argentina anserina, Ceanothus fendleri. Euphorbia, 

 Geraniiiyn fremontii, Oreocarya nana, Pinus ponderosa, Polemonium, Potentilla 

 arguta, P. glandulosa, Prunus melanocarpa. Ranunculus Montensis, Ribes 

 longiflorum, Senecio perplexis, Taxaxacum officinale. 

 Andrena cyanophila Cockerell, 1906. Amer. Mus. Nat. Hist., Bui. 22: 431. 9. 

 Andrena tacitula Cockerell, 1910. Ann. and Mag. Nat. Hist. (8) 5: 262. i. 



Taxonomy: Cockerell, 1916. Canad. Ent. 48: 253. — Lanham, 1941. Ent. Soc. Amer., Ann. 34: 

 704, 707. 9, 6 (key). -LaBerge, 1973. Amer. Ent. Soc, Trans. 99: 353-357, figs. 1, 10, 64-65 

 (redescription, synonymy). 



Biology: LaBerge, 1973. Amer. Ent. Soc, Trans. 99: 357 (flora! relationships). 

 forbesii Robertson. N. S. to B. C, south to Ga., west to Wash., Oreg. and Calif. Pollen: 



Polylectic, apparently prefers pollens of Rosaceae and Salicaceae over other sources; 

 visitation records include Acer negundo, Alliaria officinalis, Amelanchier arborea, A. 

 canadensis, Aronia melanocarpa. Astragalus, Barbarea vulgaris, Berberis vulgaris, 

 Brauneria purpurea, Callirhoe digitata, Cardamine bulbosa, Ceanothus ovatus, Cercis 

 canadensis, Claytonia caroliniana, C. virginica, Conius florida, C. mas, Crataegus, 

 Dentaria laciniata, Erythronium americanum, Euphorbia comniutata, Forsythia 

 suspe7isa, Fragaria virginiana, Heracleum lanatum, Hieracium, Ilex, Lappula 



