Superfamily APOIDEA 1957 



Type-species: Halictiis coiiaceus Smith. Orig. desig. 

 Pachyhalictus Cockerell, 1929. Ann. and Mag. Nat. Hist. (10) 4: 589. 

 Type-species: Halictus merescens Cockerell. Orig. desig. 



Revision: Sandhouse, 1933. Ent. Soc. Wash., Proc. 35: 80-83 (eastern U. S. spp.). —Mitchell, 

 1960. N. C. Agr. Expt. Sta. Tech. Bui. 141: 338-347, figs. 81, 84-87 (eastern U. S. spp.). 

 athabascense (Sandhouse). N. S. to B. C, south to Wis., Mich., Ohio and in the eastern U. S. to 

 N. C. 

 Halictus athabascense Sandhouse, 1933. Ent. Soc. Wash., Proc. 35: 78. 6, 9. 



bardum (Cresson). Tex. to Calif. 



Halictus bardus Cresson, 1872. Amer. Ent. Soc, Trans. 4: 251. 9. 



Taxonomy: Cockerell, 1897. Amer. Ent. Soc, Trans. 24: 163. 



citerior (Vachal). No locality recorded. 



Halictus citerior Vachal, 1904. Soc. Sci. Hist. Arch. Correze, Bui. 26: 473. 9. 

 coriaceum (Smith). N. S. to Ga., west to Alta. and N. Mex. ranging southward in Mississippi 

 Valley to south. 111. Predator: Philayitlius gibbosus (Fabr.), P. solivagus Say. 



Halictus coriaceus Smith, 1853. Cat. Hym. Brit. Mus., v. 1, p. 70. 9. 



Halictus subquadratus Smith, 1853. Cat. Hym. Brit. Mus., v. 1, p. 72. 6. 



Halictus 6-cinctus Provancher, 1882. Nat. Canad. 13: 200. 6. 



Halictus sexcinctus Dalla Torre, 1896. Cat. Hym., v. 10, p. 59. Emend. 

 cyaneiceps (Cockerell). N. Mex., Ariz. 



Halictus cyaneiceps Cockerell, 1916. Canad. Ent. 48: 254. 9,6. 

 forbesii (Robertson). N. B. west to Wash., south to Tex. and Ga. Predator: Philanthus 

 sanbomii Cress. 



Halictus Forbesii Robertson, 1890. Amer. Ent. Soc, Trans. 17: 315. 9, <J. 



Halictus forbesi Cockerell, 1897. Amer. Ent. Soc, Trans. 24: 163. Emend. 



Taxonomy: Cockerell, 1906. Amer. Ent. Soc, Trans. 32: 294. 

 Biology: Knerer and Atwood, 1962. Ent. Soc. Ontario, Proc. 92: 163. 

 fuscipenne (Smith). N. S. to Ontario, south to Tex. and Fla. 



Halictus fuscipennis Smith, 1853. Cat. Hym. Brit. Mus., v. 1, p. 67. 9, 6. 

 Halictus capitulatus Vachal, 1904. Soc. Sci. Hist. Arch. Correze, Bui. 26: 472. 9. 



heterorhinum (Cockerell). Colo., Ariz. 



Halictus lieterorhinus Cockerell, 1930. Amer. Mus. Novitates 397: 6. 9. 

 leucozonium (Schrank). Holarctic, widespread in Europe and Canada; Maine, N. Y. Predator: 

 Philanthus albopilosus Cress., P. bilunatus Cress., P. solivagus Say. 



Apis leucozonia Schrank, 1781. Enum. Ins. Austr., p. 406. 



Halictus similis Smith, 1853. Cat. Hym. Brit. Mus., v. 1, p. 69. 9 . 



Taxonomy: Cockerell, 1905. Amer. Ent. Soc, Trans. 31: 352. 



Biology: Atwood, 1933. Canad. Jour. Res. 9: 449. —Knerer and Atwood, 1962. Ent. Soc 

 Ontario, Proc. 92: 163. 

 manitouellum (Cockerell). Colo. 



Halictus manitouellus Cockerell, 1908. Ent. Soc. Wash., Proc 9: 119. 9. 



mellipes (Crawford). Calif.; Mexico (Baja California). 



Halictus mellipes Crawford, 1907. Invertebrata Pacifica 19: 190. 9. 

 olympiae (Cockerell). B. C, Wash., Oreg., Calif.,? Colo. 



Halictus olympiae Cockerell, 1898. Canad. Ent. 30: 51. 9. 



Halictus olympiae var. subajigustus Cockerell, 1898. Canad. Ent. 30: 51. 9. 



Halictus olympiae var. subangustatus Crawford, 1906. Canad. Ent. 38: 301. Error for 

 subajigustus. 



Taxonomy: Vachal, 1904. Soc. Sci. Hist. Arch. Correze, Bui. 26: 476. 6 ? 

 pacificum (Cockerell). B. C, Wash., Calif. 



Halictus pacificus Cockerell, 1898. Acad. Nat. Sci. Phila., Proc. 50: 50. 9, cJ. 



pavonotum (Cockerell). Calif. 



Halictus pavonotus Cockerell, 1925. Calif. Acad. Sci., Proc. (4) 14: 188. 9, 6. 



