Superfamily APOIDEA 1961 



Biology: Knerer and MacKay, 1969. Canad. Jour. Zool. 47: 289-294 (nest architecture, life 

 history). 

 orthocarpi (Cockerell). Calif. 



Halictus orthocarpi Cockerell, 1936. Pan-Pacific Ent. 12: 159. 9 



Taxonomy: Michener, 1936. Pan-Pacific Ent. 12: 171. 6. 

 ovaliceps (Cockerell). Colo., N. Mex., B. C, Calif. 



Halictus ovaliceps Cockerell, 1898. Denison Univ. Sci. Labs., Bui. 11: 45. 9. Republished 

 by Cockerell, 1898. N. Mex. Univ., Bui. 1: 45. female. 



Taxonomy: Michener, 1937. Ann. and Mag. Nat. Hist. (10) 19: 317. 6. 



Biology: Hicks, 1936. Canad. Ent. 68: 47. 



pecosensis (Crawford). N. Mex. 



Halictus Pecosensis Crawford, 1906. Canad. Ent. 38: 6. 9. 



pectinatus (Robertson). Conn., N. J., Md., 111., Mo. 



Halictus pectinatus Robertson, 1890. Amer. Ent. Soc, Trans. 17: 315. 9. 

 pectoralis (Smith). N. S. to Fla., west to Wis., Nebr., Tex. 



Halictus pectoralis Smith, 1853. Cat. Hym. Brit. Mus., v. 1, p. 68. 9. 



Taxonomy: Cockerell, 1895. Ann. and Mag. Nat. Hist. (6) 16: 64. —Robertson, 1898. Acad. Sci. 

 St. Louis, Trans. 8: 44. 6. —Cockerell, 1905. Amer. Ent. Soc, Trans. 31: 350. 9. 

 pectoraloides (Cockerell). Man., B. C, Colo., N. Mex., Ariz., Calif.; north. Mexico. 

 Halictus pectoraloides Cockerell, 1895. Ann. and Mag. Nat. Hist. (6) 16: 64. 9. 

 Halictus pectoraloides var. beatulus Cockerell, 1918. Entomologist 51: 262. 9. 

 Halictus (Evylaeus) grindeliae Cockerell, 1934. Ent. News 45: 29. 9. 



Taxonomy: Cockerell, 1897. Amer. Ent. Soc, Trans. 24: 166. 9, c5. 



peralpinus (Cockerell). Colo. 



Halictus peralpinus Cockerell, 1919. Ent. News 30: 289. 9. 

 peraltus (Cockerell). Wash., Wyo., Colo., N. Mex., Calif. Predator: Pkilanthus crabroniformis 

 Sm. 



Halictus peraltus Cockerell, 1901. Psyche 9: 164. 6. 

 pineolensis Mitchell. N. C. (Pineola). Possibly male of Evylaeus oenotherae (Stevens). 



Evylaeus pineole7isis Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. Bui. 141: 358. 6. 



pullilabris (Vachal). Calif. 



Halictus pullilabris Vachal, 1904. Soc Sci. Hist. Arch. Correze, Bui. 26: 479. 6. 



Biology: MacSwain, Raven and Thorp, 1973. Calif. Univ., Pubs. Ent. 70: 37-40 (flower 



relationships). 

 pulveris (Cockerell). Colo. 



Halictus pulveris Cockerell, 1930. Amer. Mus. Novitates 397: 7. 9, 6. 

 quebecensis (Crawford). Minn, to Newfoundland, south to Ga. 



Halictus quebecensis Crawford, 1907. N. Y. Ent. Soc, Jour. 15: 189. 9. 



regis (Cockerell). Colo. 



Halictus regis Cockerell, 1916. Entomologist 49: 102. 9. 



robertsoni (Crawford). Tex. 



Halictus Robertsoni Crawford, 1906. Canad. Ent. 38: 4. 9. 



robustus (Crawford). Calif. 



Halictus robustus Crawford, 1907. Invertebrata Pacifica 1: 191. 9. 



ruficornis (Crawford). Nev., Calif., Ariz. 



Halictus ruficornis Crawford, 1907. Invertebrata Pacifica 1: 192. 6. 

 rufitarsis (Zetterstedt). Holarctic; Alaska, N. S., N. B., Ont., Mich. 



Halictus rufitarsis Zetterstedt, 1838. Ins. Lappon., v. 1, p. 462. 9,6. 



Hylaeus viinutissijuus Eversmann, 1852. Soc. Nat. Moscou, Bui. 25: 42. 6. 



Halictus atricornis Smith, 1870. Ent. Ann., p. 26. 9, d. 



Taxonomy: Eidmann, 1935. Arb. ueber Morph. u. Taxonom. Ent. 2: 104. 



