MELANIA.— Plate XXXVI. 



Anthony, Pro. Acad. Nat. Sci. Philadelphia, I860, p. 56. 

 Hab. Tennessee, United States. 



Especially characterized by its very strong screw-like 

 double keel. Each keel grows fainter towards the aper- 

 ture, but the upper one disappears the sooner. 



Species 247. (Mus. Cuming.) 



Melania neglecta. Mel. testa conico-subulatd, tenui- 

 culd, fusco-stra ui i ned , interdum medio fascia nigricante- 

 olivaced cingulatd, anfraciibus decern ad nndecim, de- 

 clim-convexis, laroibus ; aperturd ovatd, labro ad basin 

 effuso-producto, columella calloso-rejlexd. 



The neglected Melania. Shell conically subulate, 

 rather thin, fuscous straw-colour, sometimes encircled 

 round the middle with a dark-olive band, whorls 

 ten to eleven, slopingly convex, smooth ; aperture 

 ovate, lip efi'usely produced at the base, columella cal- 

 lously reflected. 



Anthony, Ann. Lye. Nat. Hist. 1854, p. 128. pi. 3. f. 29. 



Hah. Great Miami River, Ohio, United States. 



A fine conically subulate species, of rather light sub- 

 stance, frequently conspicuously dark-bauded throughout 

 upon a fuscous-yellow ground. 



Species 248. (Mus. Cuming.) 



Melania Hydei. Mel. testa conico-ovatd, crassiusculd, 

 olivaceo-brunned, anfraciibus panels, biseriatim. tuber- 

 culato-liratis ; aperturd anguste ovatd, parvd, colu- 

 mella contorto-effusd, subacuminatd. 



Hyde's Melania. Shell conically ovate, rather thick, 

 olive-brown, whorls few, encircled with two rows of 

 tubercular ridges ; aperture narrowly ovate, small, 

 columella twistedly effused, somewhat acuminated. 



Conrad, New Freshwater Shells, p. 50. pi. 8. f. 1. 



Hab. Alabama, United States. 



A solid shell, encircled by two rather distant tubercular 

 ridges, with the columella twistedly and rather acumihately 

 effused. 



Species 249. (Mus. Cuming.) 



Melania pupoidea. Mel. testa cijlindraceo-oblongd,fla- 

 vescente, olivaceo-virente varus fasciafd, spird obtuse 

 elevatd, anfraciibus quinque ad septem, longitudinaliter 



dense strialis ; aperturd anguste ovatd, ad basin rotun- 

 dato-effusd. 



The pdpoid Melania. Shell cylindrically oblong, yel- 

 lowish, variously banded with olive-green, spire ob- 

 tusely raised, whorls five to seven, longitudinally 

 densely striated ; aperture narrowly ovate, rotun- 

 dately effused at the base. 



Anthony, Ann. Lye. Nat. Hist. 1854, p. 104. 



Hab. Alabama, United States. 



A cylindrical Tornatella-shaped shell, variously banded 

 with olive-green upon a yellowish ground. 



Species 250. (Mus. Cuming.) 



Melania densa. Mel. testa ovatd, crassd, ponderosd, 

 olivaced, anfraciibus quinque ad sex, leevibus, superui 

 in mido-incrassatis, obsolete tuberculatis ; aperturd ova- 

 td, ad basin panlulum effusd. 



The thick Melania. Shell ovate, thick, ponderous, 

 olive, whorls five to six, smooth, tumidly thickened 

 round the upper part, obsoletely tubercled; aperture 

 ovate, a little effused at the base. 



Anthony, MS. in Mus. Cuming. 



Hob. Tennessee, United States. 



A stout ovate shell, tumidly thickened beneath the su- 

 tures, where there are faint indications of tubercles or no- 

 dules. 



Species 251. (Mus. Cuming.) 



Melania decorata. Mel. testa abbrcrinlo-ovatd, crassd, 

 filial, lineis olivaceo-brunneis cingulatd, anfractibus 

 quinque, decl'wi-convexis, liris nodulosis undique funi- 

 culatis ; aperturd ovatd, ad basin paululum effusd. 



The decorated Melania. Shell shortly ovate, thick, 

 fulvous, encircled with olive-brown lines, whorls five, 

 slopingly convex, corded throughout with noduled 

 ridges ; aperture ovate, a little effused at the base. 



Anthony, Pro. Acad. Nat. Sci. Philadelphia, 1860, p. 55. 



Hab. Oostanulla River, Georgia, United States. 



Mr. Anthony describes having collected two hundred 

 specimens of this species in the above-named locality seven 

 years before describing it, thinking it to be the young of 

 M. ccelatura. 



