GENERA AND SUBGENERA OF BEES—SANDHOUSE 541 
(Corynuropsis CocKFRELL, not Scott, 1894) —Corynuroides, new name. 
Proce. Acad. Nat. Sci. Philadelphia, vol. 53, p. 220, 1901. Two species. 
Type.—Corynura (Corynuropsis) darwini CocKERELL, 1901. (Original desig- 
nation. ) 
Proposed as a Subgenus of Corynura Spinola. 
Corythochila MICHENER. 
Amer. Midland Nat., vol. 22, pp. 8 and 75, 1939. Two species. 
Type.—Ashmeadiella (Corythochila) inyoensis MIcHENEFR, 1939. (Original 
designation. ) 
Proposed as a subgenus of Ashmeadiella Cockerell. 
Creightonella CoCKERELL. 
Entomologist, vol. 41, p. 146, 1908. Two species. 
Type.—Megachile (Creightonella) mitimia Cockrrett, 1908. (Original 
designation. ) 
Proposed as a subgenus of Megachile Latreille. 
Cressoniella MITrcHELL. 
Trans. Amer. Ent. Soc., vol. 59, pp. 302, 305, 307, and 310, 1934. Four species. 
Type.—Megachile zapoteka Cresson, 1878. (Original designation.) 
Proposed as a subgenus of Megachile Latreille. 
Crewella COCKERELL. 
Ann. Mag. Nat. Hist., ser. 7, vol. 12, p. 202, 1903. 
Type.—Ceratina (Crewella) titusi CocKERELL, 1903. (Monobasic and original 
designation.) 
Proposed as a subgenus of Ceratina Latreille. 
Crinoglossa FRIESE. 
Zool. Jahrb., Abt. Syst., Jena, vol. 49, p. 502, 1925. 
Type.—Crinoglossa natalensis FRIESE, 1925. (Monobasic.) 
(Crocisa JurInE) =Thyreus PANZER. 
Erlangen Litteratur-Zeitung, vol. 1, p. 164, 1801. Three species. 
Type.—Nomada scatellata JURINE, 1801, which according to Morice and Dur- 
rant, is equivalent to (Melecta histrionica ILLicER, 1806) =Nomada scutel- 
laris Fapricrus, 1781. (By designation of Morice and Durrant, Trans. Ent. 
Soc. London, p. 423, 1915.) 
Isogenotypie with Thyreus Panzer and Crocissa Panzer through Synonymy. 
Invalid under Opinion 135 of the International Commission on Zoological 
Nomenclature. 
Crocisaspidia ASHMEAD. 
Trans. Amer. Ent. Soc., vol. 26, p. 68, 1899. 
Type.—Crocisaspidia chandleri ASHMEAD, 1899. (Monobasie and original 
designation. ) 
(Crocissa PANZER) =Thyreus PANZER. 
Kritische Revision der Insektenfaune Deutschlands . . ., vol. 2, p. 263, 1806. 
Type.—Nomada scutellaris Fasrictus, 1781. (Present designation.) 
Isogenotypie with Thyreus Panzer. 
Cryptohalictoides VIERECK. 
Ent. News, vol. 15, p. 261, 1904. 
Type.—Cryptohalictoides spiniferus VieREcK, 1904. (Monobasic and original 
designation. ) 
Ctenioschelus RomMAND (=—Melissoda LEPELETIER). 
Rev. Zool., p. 336, 1840. 
Type.—Acanthopus goryi RoMAND, 1840. (Monobasic. ) 
Isogenotypie with Melissoda Latreille through synonymy. 
Synonym of Acanthopus Klug, according to Dalla Torre, Catalogus hymen- 
opterorum, vol. 10, p. 325, 1896. 
