M E L A N I A . 



Plate LYI. 



Species 436. (Mus. Anthony.) 



MELANIA VERSIPELLIS. Mel. testa acute ronico-ovatd,fia- 



vescente-olivaced . virente-fusco varie fasciatd, anfrac- 

 tibus sex, primis panels luberculato-plicatis, ultimo 

 laevigata, rotunda to ; apertura oblougo-ovatd, columella 

 arcuato-contortd. 



The changeable Melania. Shell sharply couically 

 ovate, yellow-olive, variously banded with greenish- 

 brown, whorls six, the first few tubercularly plicated, 

 the last smooth, rounded ; aperture oblong-ovate, 

 columella arcuately twisted. 



Anthony, Pro. Acad. Nat. Sci. Philadelphia, 1860, p. 60. 



Ilab. Tennessee, United States. 



Curiously tubercularly plicated on the first few whorls. 



Species 437. (Mus. Anthony.) 



Melania guacillima. Mel. testa gracili-turritd, tenui- 

 culd, livido-olivaced, anfractibus octo ad novem, un- 

 dique tricarinatis, carinis versus aperturam gradatim 

 evanidis ; apertura ovatd, minutd, columella tenui re- 

 flexd. 



The very slender Melania. Shell slenderly turreted, 

 rather thin, livid-olive, whorls eight to nine, en- 

 circled throughout with three keels, keels gradually 

 fading towards the aperture ; aperture ovate, very 

 small, columella thinly reflected. 



Anthony, Pro. Acad. Nat. Sci. Philadelphia, 1860, p. 62. 



Ilab. South Carolina, United States. 



A slenderly turreted seraitransparent species, more or 

 less faintlv three-keeled throughout. 



Species 438. (Mus. Anthony.) 



Melania attenuata. Mel. testa sub ulatd, intus extusque 

 purpureo-castaned, spird acuminata, anfractibus novem, 

 plano-convexis, Icevibus ; apertura parvd, rolundato- 

 ovatd, columella tenui reflexd. 



The attenuated Melania. Shell subulate, burnt- 

 chestnut within and without, spire acuminated, 

 whorls nine, flatly convex, smooth; aperture small, 

 rotundately ovate, columella thinly reflected. 



Anthony, MS. 



Ilab. Cuba. 



May, 



A smooth straightly acuminated shell, of a deep purple- 

 chestnut colour within and without, of a quite distinct 

 type from any of the United States species. 



Species 439. (Mus. Anthony.) 



Melania glabra. Mel. testa conico-ovatd, fuho-brunned, 

 ad suturas pallida, anfractibus sex ad septem. primis 

 perpaucis tenuicarinatis, delude rotundatis, Icevibus vel 

 obsolete liratis ; apertura ovatd, ad basin subeffusd. 



The smooth Melania. Shell conically ovate, fulvous- 

 brown, pale at the sutures, whorls sis to seven, the 

 first few finely keeled, then rounded, smooth, or ob- 

 soletely ridged ; aperture ovate, a little effused at the 

 base. 



Lea, MS. in Mus. Anthony. 



Ilab. Tennessee, Uuited States. 





Of a peculiar fulvous-brown colour, yellowish at the 

 sutures, obscurely spirally ridged. 



Species 440. (Mus. Anthony.) 



Melania costifera. Mel. testa subulato-turritd, fulvo- 

 olivaced, semipellucidd, anfractibus septem ad octo, 

 convexis, longitudinaliter obsolete p/icatiset rninutissime 

 striatis, spiraliter obscure liratis ; apertura ovatd, 

 parvd, ad basin subeffusd. 



The ribbed Melania. Shell subulately turreted, ful- 

 vous-olive, semitranspareut, whorls seven to eight, 

 convex, longitudinally obsoletely plicated, and very 

 minutely striated, spirally obscurely ridged ; aperture 

 ovate, small, a little effused at the base. 



Haldeman, MS. in Mus. Anthony. 



Hab. Illinois, United States. 



A semitransparent fulvous-olive shell, very minutely 

 longitudinally striated, the strise in the interstices be- 

 tween the spiral ridges having somewhat the appearance 

 of punctures. 



Species 441. (Mus. Anthony.) 



Melania columella. Mel. testa subulato-turritd, fulvo- 

 olivaced, anfractibus numerosis, plano-convexis, oblique 

 plicato-costatis, costis in anfractu ultimo evanidis ; aper- 

 tura ovatd, parvd, ad basin subeffusd. 



1861. 



