ANCULOTUS.— Plate IV. 



The open Anculotus. Shell turbinated, fulvous-olive, 

 spire somewhat exserted, whorls rounded, the last 

 ventricose, aperture circular, wide open, columella 

 broadly appressed, deep purple. 



Anthony, Pro. Acad. Nat. Sci. Philadelphia, 1860, p. 68. 



Hab, Tennessee, United States. 



Allied to A. Kirtlandianus, but the whorls are rounder 

 and more ventricose. 



Species 33. (Pig. a, b, Mus. Cuming.) 



Anculotus Spixianus. Anc. testa ovato-turbinatd, tenui, 

 fulvd, semipellucidd, anfractibus ventricosis, interdum 

 lavigatis, interdum spiraliter carinatis, aperturd ovatd, 

 columella tenue callosd, subcontortd. 



Spix's Anculotus. Shell ovately turbinated, rather 

 thin, fulvous, semi-transparent, whorls ventricose, 

 sometimes smooth, sometimes spirally keeled, aper- 

 ture ovate, columella thiuly callous, slightly twisted. 



Lea, Obs. vol. iv. Cat. p. 73. 



Hab. Tennessee, United States. 



Of delicate structure, rather ventricose, and of a cha- 

 racteristic light fulvous colour. 



Species 34. (Mus. Cuming.) 



Anculotus viridulus. Anc. testa subfusiformi-turbi- 

 natd, solidiusculd, olivaceo-viridi, obscure fasciatd, 

 anfractibus superne declwibus, deinde subventricosis, 

 aperturd ovatd, fauce purpureo fasciatd, columella 

 late appressd, ad basin snbproducid, purpureo tinctd. 



The green Anculotus. Shell somewhat fusiformly 

 turbinated, rather solid, olive-green, obscurely bauded, 

 whorls sloping round the upper part, then rather ven- 

 tricose, aperture ovate, purple-banded within, colu- 

 mella broadly appressed, a little produced at the 

 base, purple-stained. 



Anthony, Pro. Acad. Nat. Sci. Philadelphia, 1860, p. 68. 



Hab. United States. 



Mr. Cuming has just received this shell from Mr. An- 

 thony with the above name, but I strongly suspect it to 

 be a variety of A. Rogersii. 



