M E L A N I A . 



Plate XXXVII. 



Species 252. (Mus. Cuming.) 



Melania conica. Mel. testa fusiformi-conica, medio gib- 

 bosd, spird acute attenuald, luteo-olivaced, interdum 

 rufo-faseiatd, anfractibus ocio ad novem, perangustis, 

 contexts, medio interdum concavis ; aperturd parvd, 

 labro sinuato <it effuso-producto. 



The conical Melania. Shell fusiformly conic, g-ibbous 

 in the middle, spire sharply attenuated, yellowish- 

 olive, sometimes banded with red, whorls eight to 

 . to nine, very narrow, convex, sometimes concave in 

 the middle ; aperture small, lip siuuated and effusely 

 produced. 



Say, Journ. Acad. Nat. Sci. Philadelphia, vol. ii. p. 176. 



Hub. Wabash River, Missouri, United States. 



Chiefly distinguished by its gibbous bulbous base and 

 sharply couically tapering spire. 



Species 253. (Mus. V. d. Busch.) 



Melania tecta. Mel. testa subulalo-eonicd,nigro-f used, 

 infra suturas luteo-marginatd, anfractibus septem ad 

 ocio, planis, inferne declwi-carinatis ; aperturd parvd, 

 ovatd, labro subeffuso, collumelld purpureo-fuscd, tenue 

 reflexd. 



The covered Melania. Shell subulately conical, dark- 

 brown, yellow-edged beneath the sutures, whorls seven 

 to eight, flat, sloping, keeled round the lower part ; 

 aperture small, ovate, lip slightly effused, columella 

 purple-brown, thinly reflected. 



Anthony, Ann. Lye. Nat. Hist. New York, 1854, p. 105. 

 pi. 8. f. 4. 



Hab. Ohio. 



Of a peculiar dark-brown colour, sometimes obscurely 

 red-banded, yellow-edged beneath the sutures, the whorls 

 sloping to a more or less indistinct keel. 



Species 254. (Mus. Cuming.) 



Melania occulta. Mel. testa conico-ovatd, fuscescente- 

 fulvd,fusco tiiicta, a ut varie fasciatd, anfractibus sex 

 ad septem, convexis, kevibus, suturis subimpressis ; 

 apertnra ovatd, ad basin subattenuato-effusa, columella 

 tenue reflexd. 



The hidden Melania. Shell couically ovate, brownish- 

 fulvous, stained or variously banded with brown, 



whorls six to seven, convex, smooth, sutures rather 

 impressed ; aperture ovate, somewhat attenuately ef- 

 fused at the base, columella thinly reflected. 



Anthony, Pro. Acad. Nat. Sci. Philadelphia, I860, p. 57. 



Hub. Wisconsin, United States. 



Of a simple Buliiuiis-hrm, ovate, without keel or sculp- 

 ture. 



Species 255. (Mus. Cuming.) 



Melania paucicosta. Mel. testa acuminato-ovatd, vi- 

 rescente, fusco-olivaceo late tinctd, spird obtuse elevatd, 

 anfractibus septem ad octo,fortiter varicoso-costatis, 

 coslis in anfractibus ultimo el penultimo evanidis ; 

 aperturd ovatd, parum effusd, columella teuuissime re- 

 flexd, purpurascente. 



The few-ribbed Melania. Shell acuminately ovate, 

 greenish, broadly stained with fuscous-olive, spire ob- 

 tusely raised, whorls seven to eight, strongly varicosely 

 ribbed, ribs disappearing on the last and penultimate 

 whorls ; aperture ovate, but little effused, columella 

 very thinly reflected, purplish. 



Anthony, Pro. Acad. Nat. Sci. Philadelphia, 18(50, p. 5 7. 



Hab. Tennessee, United States. 



The spire of this species has a peculiar, pinched, pupoid 

 growth. 



Species 250. (Mus. Cuming.) 



Melania inorxata. Mel. testa acuminato-oblongd, tenui 

 pellucido-viridi, lividd, ail suturas luteo-marginatd, an- 

 fractibus octo, primis perpaucis carinatis, ceteris con- 

 vexis, lavibus ; aperturd ovatd, parum effusd, colu- 

 mella teuuissime njlexd. 



The unadorned Melania. Shell acuminately oblong, 

 thin, transparent-green, livid, yellow-edged at the su- 

 tures, whorls eight, the first few keeled, the rest con- 

 vex, smooth ; aperture ovate, but little effused, colu- 

 mella very thinly reflected. 



Anthony, MS. in Mus. Cuming. 



llah. United States. 



A simple, semitransparent, olive-green shell, encircled 

 near the apex witli a keel, which speedily disappears. 



Species 257. (Mus. Cuming.) 

 Melania pulchella. Mel. testa acuminato-ovatd, luteo- 



September, 1860. 



