ILTSIIDiE. 



131 



United States west of the Eocky Mountains ; Lower California ; 

 North-western Mexico. 



A. Anterior nasal, internasal, and anterior prsefrontal distinct ; no 



azygous prsefrontal ; loreal distinct ; one or two labials in 

 contact with the eye. 



a. $ (Sc. 43 ; V. 202 ; California. Smithsonian Institu- 



C. ?). tion [P.] 



B. Anterior nasal fused with internasal ; no azygous praefrontal ; 



loreal distinct ; eye separated from labials by suboculars. 



h. 2 (Sc. 45 ; V. 197 : California. Zoological Society. 

 C. S-5). 



c. 2 (Sc. 45; V. 198; Yaquina Valley, Coast H. N. Moseley, Esq. 

 C. 20). Ranges, West Oregon. [P.]. 



C. Anterior nasal, internasal, and anterior prsefrontal fused; a 



small shield between the four prsefrontals ; loreal distinct ; two 

 labials entering the eye. 



d. Hgr. (J (Sc, 45 ; Pacific Coast of the United 

 V.207; C. 37). States. 



2. Charina hrachyops. 



Charina brachyops, Cope, Proc. U.S. Nat. Mus. xi. 1888, p. 88, 

 pi. xxxyI. fig. 2 ; Stgneger, Proc. U.S. Nat. Mus. xiii. 1890, p. 181. 



This species is based on a single specimen which, perhaps, repre- 

 sents merely an individual variation of C. bottce, differing in having 

 the posterior prsefrontal entering the eye and the posterior nasal in 

 contact with the prseocular. 



Point Keyes, California. 



— Pam. 4. ILYSIID-ffi. 



Anguiformes, part., Oppel, Ordn. Eept. p. 49, 1811. 



Ilysioidea, Fitzinger, Neue Classif. Rept. p. 26, 1826. 



ImhrioatsB, part., Boie, Isis, 1827, p. 510. 



Ajigiostomata Tortricina, J. Miiller, Zeitsohr. f. Physiol, iv. p. 270, 



1832. 

 BoidsB, part.. Gray, Zool. Miscell. p. 41, 1842. 

 Az^miophides Tortriciens, DvmAril 8^ Bibrmi, Erp. O&n. vi. p. 567, 



1844. 

 Boidse, part.. Gray, Cat. 8n. p. 82, 1849. 

 Aglyphodontes Holodontiens, part., AprotSrodontiens, part., Dundril, 



Mem. Ac. Sc. xxiii. pp. 424 & 428, 1853. 

 TortricidsB, part., Jan, Elenco sist. Ofid. p. 18, 1863. 

 TortricidsB, Cope, Proc. Ac. Philad. 1864, p. 230. 

 TortricidsB, Giinth. Rept. Brit. Ind. p. 178, 1864. 

 TortricidsB, Cope, Proc. Amer. Philos. Soc. xxiii. p. 482, 1886. 

 Ilysiidse, Boidenger, Faun. Ind., Rept. p. 249, 1890. 



k2 



