Superfamily APOIDEA 2017 



The species of this subgenus, whose habits are known, nest in the pithy cores of dead stems or 

 canes of various plants. 



Taxonomy: Michener, 1953. Kans. Univ. Sci. Bui. 35: 1051, figs. 142-145, 149 (larva). 

 brachyodonta (Cockerell). South. Calif. Ecology: Uses plant material sometimes supplemented 

 with pebbles in nest construction. Parasite: Stelis sexmaculata Ashm. Pollen: Unknown, 

 but visits flowers of C haenactis glabriuscula, Heliotropium curassavicum. 



Alicidamea brachyodonta Qockerell, 1933. Ent. News 44: 205. 6. 

 colei (Crawford). South. Nev., south. Calif. Parasite: Nemognatha scutellaris LeC, Stelis 

 sexmaculata Ashm. Pollen: Possibly an oligolege of Eriodictyon including E. 

 califomicuni, E. crassifolium, E. trichocalyx, but also visits other flowers including 

 Collinsia tinctoria, Eriastrunt virgatum, Lotus, Nama demissum. 



Alcidamea colei Crawford, 1916. Ent. Soc. Wash., Proc. 18: 127. 6. 

 elongaticeps Michener. Calif. (Mojave and east, deserts). Pollen: Unknown, but visits flowers 

 of Dalea fremontii, Mimulus. 



Hoplitis (Alcidarnea) elongaticeps Michener, 1947. Amer. Mus. Nat. Hist., Bui. 89: 290. 9, 

 6. 

 grinnelli grinnelli (Cockerell). Ariz., Calif., north. Mexico (Baja California and Sonora). 



Parasite: Nemognatha scutellaris LeC, Stelis sexvtaculata Ashm. Pollen: Polylectic, 

 visits a wide variety of flowers including Amsinckia intermedia, Astragalus fremontii, 

 Ceaywthus, C haenactis, Chorizanthe staticoides, Collijisia torreyi, Cryptantha 

 intermedia, C. racemosa, Dalea fremontii, Eriastrum virgatum, Erigeron stenophyllus, 

 Eriogonum fasciculatum, Eucnide urens, Larrea tridentata, Lotus glaber, L. scoparius, 

 L. strigosus, L. subpinnatus, Lupinus concinnus, Marrubium vulgare, Melilotus indica, 

 Mentzelia, M esembryanthemum edule, Mimulus, Phacelia distans, P. platyloba, P. 

 ramosissima, Prosopis pubescens, Rhamnus crocea. Salvia mellifera, Sphaeralcea 

 ambigua, Trifolium. 



Hoplitis grinnelli Cockerell, 1910. Ann. and Mag. Nat. Hist. (8) 5: 22. 9. 

 grinnelli septentrionalis Michener. B. C, Wash., Oreg., Idaho, Utah. Pollen: Unknown, but 

 visits flowers oi Linum, Penstemon cyanantlius, Phacelia linearis. 



Hoplitis grimielli septentrionalis Michener, 1947. Amer. Mus. Nat. Hist., Bui. 89: 291. i, 

 9. 

 pilosifrons (Cresson). Que. and Mass. to Fla., west to Alta., Colo., and Tex. Ecology: Excavates 

 pith in dead stem of Helianth us tuberosus for nest. Parasite: Stelis labiata Cress., S. 

 lateralis (Prov.). Pollen: Stores pollen of Aniorpha fndicosa and Melilotus officinalis, 

 but also visits other flowers for nectar and or pollen including Barbarea, Blephilia, 

 Cardavtine, Chrysanthemum, Coreopsis, Desmodium, Dianthera, Erigeron, Geranium, 

 Gillenia, Heracleuyn, Houstonia, Hydrophyllum, Krigia, Lepachys, Linaria, Lobelia, 

 Lythrum, Malva, Nepeta, Oenothera, Oxalis, Pedicularis, Penstemon, Petalostemon, 

 Polymonium, Potentilla, Psoralea, Pycnanthemum, Radicula, Rubus, Scutellaria, 

 Senecio, Specularia, Stachys, Taenidia, Tephrosia, Teucrium, Trifolium, Verbena, 

 Vero7iica, Vicia, Zizia. 



Alcidamea pilosifrons Cresson, 1864. Ent. Soc. Phila., Proc. 2: 386. S. 



Hoplitis graceae Cockerell, 1923. Ann. and Mag. Nat. Hist. (9) 11: 263. 9. 



Alcidamea mucronata Cockerell, 1934. Brooklyn Ent. Soc, Bui. 29: 18. 6. 



Biology: Michener, 1955. Kans. Ent. Soc, Jour. 28: 81-83 (nest, life history, parasite). 



producta bernardina Michener. South. Calif. Mts. (overlapping range of producta gracilis). 

 Pollen: Apparently polylectic, visits a wide variety of flowers including Astragalus 

 parishii, Collinsia, Convolvulus, Dicentra chrysantha, Gilia exilis, Helianthus, 

 Hesperochiron, Lotus scoparius, M esembryantheynum crystallinum, Mimulus fremontii, 

 Penstemon cordifolius, P. grinnelli, P. heterophyllus, P. spectabilis, Phacelia. 

 Hoplitis producta bernardina Michener, 1947. Amer. Mus. Nat. Hist., Bui. 89: 287. 6,9. 



producta gracilis (Michener). Oreg., Calif. Nev. Ecology: Nests in dead, pithy stems and 

 trap-nests of various sorts. Parasite: Aprostocetus sp., Chrysura sonorensis (Cam.), 

 Eurytoma stigini Ashm., Sapyga aculeata Cress., Stelis sexmaculata Ashm. Pollen: 

 Apparently polylectic, visits a wide variety of flowers including Allium parrum. Aster 



