﻿p r p I N 1 1) .E. 



Species 8". (Mus. Brit.) 



Mehalomastojia ungula. Mr J. teshl alhd, soUdd,puiia-- 

 formi, anj'radihiis sex, convexis, suturd pro/undd 

 separatif, ullimo angustisslmt: urnhilicato; ajwr- 

 turd aniice oblique pruductd, himargiiiatd, wanjine 

 interiori ultra exteriorem ohliqua extenso. 



The talon Megalomastoma. Shell white, solid, pupa- 

 shaped, whorls six, convex, scpai-atcd by a deep 

 suture ; last very narrowly umbilicated ; ajier- 

 turo anteriorly obliquely produced, with a double 

 mar^n, interior margin extended obliquely be- 

 j'ond the outer. 



Poet. Adams, Sowb. Thes. Conch. Ptqiinidce, Mega- 

 lomastoma, Fig. 2'J. 



Hab. Cuba. 



The month is bordered by a kind of double rim. the 

 innenim being, as it were, p\ished out obli juclyin 



front, so as to overlap what would otherwise bo the 



outer. 



Species 88. (Mus. Brit.) 



Megalomastoma sectilabrum. Meg. testa pijramidntd, 

 altd, acwniuatd, pallidissimb ftdvd; anfractibi(s 

 octo, Iwvibus, convexiusndls, dccUvihus; ultimo 

 infra unifasciato, ium angustissime umbilicato ; 

 aperiurdsiibovatd, margine dvplicato, parte exteriorl 

 ad anfractum uUimum interruptd, interiori integrd. 



The slit-lipped Megalomastoma. Shell pyramidal, 

 raised, acuminated, very palefulvous; whorls eight, 

 smooth, convex, sloped ; last single-banded, very 

 narrowly umbilicated ; aperture rather ovate, 

 margin dupbcated, the outer part being inter- 

 rupted at the body whorl, the inner part entire. 



GuiLDiNG. Adams, Sowb. Thes. Conch. Fupinidir, 

 Megalomastoma, Fig. 24. 



Hab. Tavoy, Birmah. 



Species 89. (Mus. ? Copied.) 



MEaALOMASTOMA VENTEICOSUM. Meg. testd solidd, ven- 

 tricosissimd, brevi, fiisco-nibescenii ; anfractibus 

 quinque, convexis, latis ; penuUimo inflato ; ultimo 

 purpurascenti, infra subangustato, profunde um- 

 bilicato; apertard magnd, circidari; margine 

 crasso, aurnntio, rotunda, apud anfractum,ultiinum 

 parti'M interriipto. 

 The ventricose Megalomastoma. Shell solid, very 

 ventricose, short, reddish-brown; whorls five, con- 

 vex, broad ; penultimate inflated; last rather pur- 

 plish, alittle narrowed below, deeply umbilicated ; 

 aperture large, round ; margin thick, orange, 

 round, partly interrupted at the last whorl. 



D'OliRlGXY. Adams, S.nvli. Thes. Conch, Pninnidn 



Megalomastnnia, Fig. -J-".. 

 ITah. Cuba. 



Much more short and ventricose than Meg. turliini 



Species 90. (Mus. Brit.) 



Megalomastoma Gundlachi. Me>;. I, si,! I,r,-ri. pH/nr- 

 formi, aurantio-fuscd ; apice ohfiisn: iitifnu-Hlnis 

 quinque, iribus supcrioribns rotinn/is, peneJlimo 

 magno, rectiiismlo, ultimo altissimo, recto, infra 

 carinato, umbilicato ; apertnrd maxima, circulari, 

 margine crasso, rotundo, apud anfradam ultimum 

 semi- interriipto. 



Guildino's Megalomastoma. Shell short, pupa- 

 shaped, orange-bro\\m ; apex obtuse ; whorls 

 tive, three upper rounded, penultimate large, 

 ratiier straight, last very high, straight, keeled 

 below, umbilicated ; aperture very large, cir- 

 cular, margin thick, rounded, half internjpted 

 against the last whorl. 



Bfeiffku. Adams, Sowb. Thes. Conch. Pupi,iid,r, 

 Megalomastoma, Fig. 26. 



Hab. Cuba. 



Species 91. (Mus. Brit.) 



Megalomastoma cylindraceum. Meg. testa altissimd, 

 ci/lindricd, aurantid (nommnquam ultimo an- 

 fractii unifasciato), versus apicem attenuatd ; 

 anfractibus octo, allis, rectis ; ajicrturd oeatd, 

 margine alio, angusto. 



The cylikduical Megalomastoma. Shell very high, 

 cj-lindrical, orange, sometimes with the last 

 whorl single-banded, attenuated towards the 

 apex ; whorls eight, high, straight ; aperture 

 ovate, margin white, narrow. 



Chemnitz. Adams, Thes. Couch. Fupiuidie, Megalo- 

 mastoma, Fig. '27. 



Turhojlavidus. Wood. 



Helix cocea. Gmelin. 



Ggclostoma flavida. 



Hab. Porto Rico. 



More elevated and cylindrical than M. D'Orbigni/i. 



Species 92. (Mus. Sowb.) 



Megalomastoma serotina. Meg. testa ovaio-sub- 

 pijraniidatd, veutricosd, becigatd, subacuminatd . 

 fulcd; anfractibus sex, cunrcj'iiisr III is, nUiuurntngim, 

 infra carinato, anguste unilnlicaf,,, uprrtnrd suhro- 

 tn,ndd,antice oblii/nii piroductd, margine crasso, du- 

 plicaio, parte interiorcm antici: ultra exleruiriin 

 extenso. 



