32 PROC. ENT. SOC. WASH., VOL. 21, NO. 2, FEB., 1919 



8. Subfamily Derelominae Pascoe (1870). 



Derelomides Lacordaire, 1866, Gen. Col., vol. 7, p. 9. 

 Derelominae Pascoe, 1870, Journ. Linn. Soc., vol. 10, p. 437. 

 Derelomini Le Conte, 1876, Proc. Am. Phil. Soc., vol. 15, p. 221. 

 Type genus. Derelomus Schonherr, 1826, Cure. Disp. Meth., p. 

 '235. 

 Type chamaeropis Fabricius, by original designation. 



9. Subfamily Isorhynchinae Pascoe (1870). 

 Isorhynchides Lacordaire, 1866, Gen. Col., vol. 7, p. 172. 

 Isorhynchinae Pascoe, 1870, Journ. Linn. Soc., vol. 10, p. 437. 

 Type genus. Isorhynchus Schonherr, 1833, Gen. et Sp. Cure., 



vol. 1, p. 22. 



Type pudicus Sparrman, monotypic. 



10. Subfamily Metatyginae, new subfamily. 



Type genus. -Metatyges Pascoe, 1866, Journ. Ent. vol. 2, p. 424. 

 Type turritus Pascoe, monotypic. 



11. Subfamily Amerininae, new name. 



Cholides Lacordaire, 1866, Gen. Col., vol. 7, p. 32. 

 Cholinae Pascoe, 1870, Journ. Linn. Soc., vol. 10, p. 347. 



Type genus. Ameris (Schonherr) Dejean, 1821, Cat. Coleop., p. 



86. 



Type dufresnei Kirby, designated by Germar (1824), Crotch 



(1870). 

 Amerhinus Schonherr, 1826, Cure. Disp. Meth., p. 266 is iso- 



genotypic. 

 Amerhinus Sahlberg, 1823, Peric. Ent., p. 44, has as its type 



ynca (Schonherr) Sahlberg, monotypic. This genus is at 



present congeneric with Ameris. 

 Cholus Germar dates from 1824 and consequently can not give 



its name to the subfamily. 



12. Subfamily Orobitinae Pierce, 1916. 



Cryptorhynchides Lacordaire, 1866, Gen. Col., vol. 7, p. 48. 

 Cryptorhynchinae Pascoe, 1870, Journ. Linn. Soc., vol. 10, p. 437. 

 Cryptorhynchini Le Conte, 1876, Proc. Am. Phil. Soc., vol. 15, p. 



223. 

 Orobitinae Pierce, 1916, Proc. U. S. Nat. Mus., vol. 51, p. 469. 



Type genus. Orobitis Germar, 1817, Mag. der Ent., vol. 2, pp. 

 339-341. 

 Type (globosus Fabricius) = cyaneus Linnaeus, monotypic. 



13. Subfamily Eccoptinae, new subfamily. 



Zygopides Lacordaire, 1866, Gen. Col., vol. 7, p. 142. 

 Zygopinae Pascoe, 1870, Journ. Linn. Soc., vol. 10, p. 437. 



