214 -iMi-t LOPS 1 8. 



face i/i'f/, lusterless or \villi a somewhat silken sheen, ni'iirhj smooth, 

 but with suiiielnir nnil irrrijiilar irrlnklis or folds, hut more rejrularly 

 ;unl more closely plicate on the ]ieiiultim:ite whorl. Spire small and 

 short ; whorls .'{),. tin- la-t extremely large ami inflated, well-rounded 

 throughout. Aperture very oblique, large, roumleil, ovate ; peri- 

 stonie thin ami sharp, the outer lip usually with a cuticular and more 

 or less distorted edge ; columella long, concave, thin. 



Alt. 1"), diam. l.~>, longest axis of aperture 1-H; width 10.',- mill. 



Port as, Pro r. Bahia, Brazil, on palms (Blanche!) ; Bahia (Acad. 

 coll.) 



Heli.i- ( Oochlohydra) (itmrirens MOKIC., Mem. Soe. 1'liys. et d'Hist. 

 Nat. <le Geneve, vii. p. -111., pi. 2, p. 1 (183;") or 183G). Vitrina 

 atrovirens JAY, Catal., 1839, p. 43. PFR. Monogr. ii, p. 51 1 

 Simptdopsis atroi-irens Mor., BKCK, Index Moll., p. 100. PKK., 

 Conchyl. Cab., p. 30, pi. 3, f. 5, (> ; Monogr. iii, p. 7 ; v, p. 22. 



In general appearance this species resembles the corrugated forms, 

 but the folds are almost obsolete. A number of specimens before 

 me, including two from Moricand, show very little variation in 

 sculpture, and the species seems well founded. 



S. SOLCULOSA ( Fcrussac). I'l. I', 1, ligs. Hi. s-J. S3. 



Shell globose-conic, hiyher than irlJi 1 , exei-->i \ cly thin, pale 

 greenish-yellow, tran>parent, surface (/lossy, s/mir///;/ under a lens 

 tiiinifrnns revolving -lull ami lustreless Imnds about as broad as the 

 gloss\ inti-rvals ; irregidarly sulcate or wrinkled, the wrinkles rattier 

 wiileli/ a, nl /m/'i-i'/i/y spaced, snbobsolete on the spire. Sjtire conic 

 and elevated. Wlmrls about -\.\, the last gloljose. Aperture ovate, 

 moderately oblique ; outer lip thin and acute; coliimellar lip thin, 

 coneav 6. 



Alt. 11. diam. '.I. 1 ,, longest axis of aperture *."', width (\ mill. 



/'/;/'. Sfl<: I'llllln, Hl'll /I, lit 1 1 < I / >ft i II i II l/'l ( \ . I ||C H 1 1 g ) Ullil 7'<l </ II 1 1 fit 



(v. I hering, te>te C|e-~in); BotafoffO,TM!&T K io .la nei i'o. a mong pla n t s 

 in moi>i places ( \':\/. and .Marline/). 



/////./ ( Cochhhydra) snl,-nl,i^i FKI;., I'rodr., p. 27; Hist., pi. 1 1 A. 



t. (p. ^iirriiii-ii siili-ntnsii (Jrav. Ann. of Philos., ix, 1S2.">, p. -1 I " 



I'itrfii'i snlciiliisii I'l !:.. Svinliohe. iii. p. !.": Monogi-.. ii, |i. ."i!2. 

 SinijHiln/tsis sn/i-ii/iisn \\\.< K, Index, p. 1 OO. Cl.f.ssiN. Mai. 141. 



(n. F.). x, p. 168. PFR., c -hyl. Cab., p. ;;i, pi. :!. f. 7, H 



\\\.\ \i M \N\. M'llak. lilait.. xv, IM'.S, p. 1 10, pi. .".. f. IO (dentition). 



