20 Dr. A. Giinther on new Species of Snakes 



tusa, brevissima ; anfractibus rapide crescentibus, ultimo magno. 

 Apertura elliptica ; columella complanata. 

 Operculum calcareum. 



Chromotis neritina, Dunker. 



Phasianella neritina, Dkr. Zeitschr. fiir Malakoz. 1846, p. 110; Krauss, 

 Sudafrik. Moll. tab. 7- f. 6 ; Phil. Kuster's Chetn. Conch. Cab., Phasia- 

 nella, taf. 6. f. 6. 



Genu lineata, A. Adams, Proc. Zool. Soc. 1850 j Sow. Thesaur. Conch., 

 Stomatellins, pi. 178. f. 26, 27. 



Hah. Cape of Good Hope. 



Dr. Krauss observes that the operculum is the same as that 

 of Phasianella capensis, Dkr. 



V. — On new Species of Snakes in the Collection of the British 

 Mtcseum. By Albert Gunther, M.A., M.D., Ph.D. 



[Plate III.] 



The following species of Ophidians, previously desiderata in the 

 Collection of the British Museum, have been procured since the 

 publication of a paper on the same subject in this Journal (January 

 1862, p. 52). The total number of species in that collection 

 is now raised to 627, and that of the typical specimens to 1 89. 

 Those marked with an asterisk (*) are new. 



*Cercocalamus coUaris. Central America. A. Giinther. 

 *Brachyurophis semifasciata. Baranquilla, at the mouth of the 



River Magdalena (New Granada). Purchased. 

 *Leptodira leucocephala. Bahia. Dr. O. Wucherer. 



Leptognathus variegatus, Schleg. British Guiana. 



Hoplocepbalus bitorquatus (Alecto bitorquata, Jan). Clarence 

 River. This snake is rare. Two specimens were contained in 

 the collection sent by Mr. Krefft to the International Exhibi- 

 tion. 



Hoplocepbalus signatus (Alecto signata, Jan). Clarence River. 

 Sent by Mr. Krefft. 



Furina bimaculata, J). & B. Western Australia. Purchased. 



Neelaps calonotus (Furina calonotus, B. & B.). Baranquilla. Pur- 

 chased. 



Bothrops pictus (Lachesis pictus, Tschudi). Peru. Presented by 

 Professor Nation, of Lima. 



Teleuraspis bracbystoma (Botbriechis brachystoma, Cope, Proc. 

 Acad. Nat. Sc. Phil. 1861, p. 295). Lower Vera Paz. Messrs. 

 Godman & Salvin. 



. nummifera, Riipp. Lower Vera Paz. Messrs. Godman & 



Salvin. 

 *Poecilostolus Burtonii. "West Africa. Major Burton, 



