IGO BULLETIN 44, UNITED STATES NATIONAL MUSEUM. 



O. sauiidersiana Git.* 



1876. Gi-t., Can. Eut., viii, 29, Oncocnemh. 



1889. SuiitL, Trans. Am. Eut. Soc, xvi, 337, Oncoovtims. 



Habitat. — Texas in October; Illinois; Missouri 11 July; Canada. 

 The type is in the British Museum. This is a most curiously dis 

 tributed species, occurring in isolated specimens only. 



O. behreiisi Grt. 



1874. Grt., Bnll.Buff. Soc.Nat. Sci., ii, 6.5, OttGomemis. 



1877. Grt., Bull. (Jeol. Surv., in, 116, Oncocucinis. 



Habitat. — ('alifornia in February. 

 The type is in the British JNIuseum. 



O. pernotata Grt. 



1883. Grt., Can. Eut., XV, 25, Oiivocneniis. 



Habitat.- Arizona. 



The type is in the ISTeumajgeu collection. 



O. glennyi Grt.* 



1873. Grt., Bnll.Buff. Soc.Nat. Sci., i, 141, pi. 4, f. 17, Onromrvm. 



Habitat. — Colorado, July; Denver in September and October. 

 The type is in the British Museum. 



O. homogena Grt. 



1874. Grt., Bull.Geol.Snrv., iii, 800, ihwooicmis. 

 Habitat. — Cf)l()ra(lo in August. 



The tyi)e is in the British Museum. 



O. extremis Smith. 



1890. Sinitl), Eut. Aiucr., vi, 30, Onrooiemis. 



Habitat. — Northwest British Columbia. 

 The tyx)e is with Mr. is^eunuvgen. 



O. occata Grt.* 



1874. Grt., Travis. Am. l']nt. Soc, v, 114, VUophann. 



1875. Grt., Bull. Buff. Soc. Nat. Sci., in, 9, 16, ]il. ii, f. 6, Chnplidna. 



1876. Grt., Bull. Buff. Soc. Nat., Sci., in, 87, Onvonnmh. 



1876. Grt., Stctt. Eut. Zeit.. xxxvn, 136, Onconicmis. 



Habitat, — Texas, February and March; California, April and May 

 Colorado in Angust. 

 The type is in the British Museum. 



O. meadiana Morr. 



1875. Morr., Proc. Ac. Nat. Sci. rbil., 1875, 60, Oncocnemio. 



1877. Grt., linll. Geol. Surv., iii, 117, OiuocHcmis. 



Habitat. — Arizona. 



The tyi)e is in the Tejiper coHection. 



