Superfamily APOIDEA 1857 



boylei (Cockerell). Colo., N. Mex., Ariz. Parasite: Holcopasites insoletus (Linsley)? Pollen: 

 Collects pollen from the flowers of Verbesma encelioides . 

 Calliopsis boylei Cockerell, 1896. Canad. Ent. 28: 161. 6. 



Taxonomy: Cockerell, 1897. Acad. Nat. Sci., Phila., Proc. 49: 350. —Crawford, 1912. Canad. 

 Ent. 44: 368 (tax. characters). — Rozen, 1966. Amer. Mus. Novitates 2259: 6-7, figs. 1-7 

 (larva). 



Biology: Rozen, 1967. Amer. Mus. Novitates 2297: 19-27, figs. 1-2, tables 1-2 (nest 

 architecture, life history, parasite). 



californicus (Cresson). Calif.; Mexico (Baja California). Pollen: Unknown, but visits flowers of 

 Chaenactis glabriuscula, Encelia califomica, Gilia muUicaidis, Lasthenia californica, 

 L. gracilis, Layia elegans, L. platyglossa, Ranunculus californicus. 

 Calliopsis californicus Cresson, 1878. Amer. Ent. Soc, Trans. 7: 67. 6. 

 citrinifrons (Viereck). N. Mex. 



Panurginus citrinifrons Viereck, 1903. Amer. Ent. Soc, Trans. 29: 51. 6. 

 citripes (Ashmead). Colo. 



Calliopsis citripes Ashmead, 1890. Colo. Biol. Assoc, Bui. 1: 5. 6. 

 compositarum (Robertson). Md. to Ga., west to 111. Pollen: Unknown, but visits flowers of 

 Aster, Bidens aristosa, Boltonia asteroides, Polygonum scandens, Rudbeckia triloba, 

 Solidago yiemoralis, S. ulmifolia. 

 Calliopsis compositarum Robertson, 1893. Amer. Ent. Soc, Trans. 20: 274. 9. 



Taxonomy: Robertson, 1895. Amer. Ent. Soc, Trans. 22: 121. 6. —Mitchell, 1960. N. C. Agr. 

 Expt. Sta. Tech. Bui. 141: 273-274, figs. 64-66 (redescription). 

 didirupa (Cockerell). Idaho, Colo., N. Mex. 



Panurginus didirupa Cockerell, 1908. Entomologist 41: 293. 6, 9. 

 expallidus (Swenk and Cockerell). Nebr. 



Panurginus expallidus Swenk and Cockerell, 1907. Ent. News 18: 181. S. 

 helianthi (Mitchell). Ind. (Tippecanoe Co.). Pollen: Unknown, but visits flowers of Helianthus 

 annuus. 

 Pseudopanurgus (Pseudopanurgus) helianthi Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. 

 Bui. 141:267. 9. 

 horizontalis (Swenk and Cockerell). Nebr 



Panurginus horizontalis Swenk and Cockerell, 1907. Ent. News 18: 183. 6. 

 illustris (Timberlake). Ariz. (Chiricahua Mts.). Pollen: Unknown, but visits flowers of 

 Verbesina encelioides, Viguiera. 

 Pseudopanurgus illustris Timberlake, 1967. Amer. Mus. Novitates 2298: 18. 9. 

 innuptus (Cockerell). Alta., N. Dak., S. Dak., Nebr., Colo., N. Mex., Ariz. Pollen: Unknown, but 

 visits flowers of Helianthus. 

 Calliopsis innuptus Cockerell, 1896. Ent. News 7: 222. "9" = 6. 

 Panurginus albitarsis \ar.fortior Cockerell, 1899. Entomologist 32: 129. 6. 

 Panurginus innuptus var. absonus Cockerell, 1912. Ent. News 23: 446. 6. 



Taxonomy: Cockerell, 1898. Amer. Ent. Soc, Trans. 25: 194. S, 9. 



irregularis (Cockerell). Colo. 



■Panurginus irregularis Cockerell, 1922. Amer. Mus. Novitates 36: 2. i. 



labrosiformis distractus (Cockerell). Nebr. 



Panurginus labrosiformis distractus Cockerell, 1912. Ent. News 23: 447. 3. 

 labrosifromis labrosiformis (Robertson). N. C, Ga., 111. Pollen: Unknown, but visits flowers of 

 Actinomeris alternifolia, Bidens aristosa. Coreopsis tripteris, Helianthus divaricatus, 

 H. tuberosus, Heliopsis helianthoides, Rudbeckia laci7iiata, R. triloba, Silphium 

 perfoliatum, Solidago canadensis. 

 Panurginus labrosiformis Robertson, 1898. Acad. Sci. St. Louis, Trans. 8: 49. 9, 6. 



Taxonomy: Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. Bui. 141: 274-275, figs. 64-66, table 8 

 (redescription). 



