﻿CYLIXDEELLA.— Plate VII. 



with a red line, crenatetl at the suture ; apertu 

 oblique, columella single-plaited. 



Pfeiffer. CI 

 Hah. 



10. Monograph ill. 5G6. 



Species CO. (JIus. Brit.) 



Cylindrell.^ violacea. Cijl. testa. solidiusciiM, sub- 

 cylindricd, angustA, jmrpurco-variegatd, Jilo-Uratd, 

 infra rimatd, avfractibus connexis, distr'nctis ; 

 ultimo oblique soluto ; aperturd semicircidan, 

 margine interno . iCtiiXsculo ; columella leviter uni- 

 plicatii. 



The violet Cylindrella. Shell rather solid, rather 

 cylindrical, narrow, variegated with purple, with 

 thread-like ridges ; notched below, whorls convex, 

 distinct ; the last oblicjuely uncoiled ; aperture 

 semicircular ; inner margin nearly straight ; 

 columella with a slight plait. 



Wright. MS. Pfeiffer, Malak. Bl. .xi. 18G4, p. 12S. 



Hab. West Cuba. 



Species Gl. (Mus. Brit.) 



Cylindkella Me.xicana. Cyl. testd magnd, cylindrico- 

 subpt/ramidatd, stramined, ventt-icosd, tenuiter 

 striata; anfraclibus rectiikculis, paulo convexis, 

 ultimo infrd subcarinato, infrd carinam Icevigato ; 

 aperturd svbawiformi, infrd cuneatd, columelld 

 tortna, plicatd. 



The Mexican Gtlindrella. Shell large, cylindrical, 

 subpyramidal, straw-coloured, ventricose, finely 

 ridged ; whorls rather straight, a little convex, the 

 last keeled below, smooth below the keel ; aperture 

 somewhat auriform, cuneate below, columella 

 tortuous, plicated. 



Cuming. MS. Pfeiffer. Proc. Zool. Soc. ISGO. 



JIab. Mexico. 



Species G2. (Mus. Brit.) 

 Cyi.induella acus. Cyl. testd wnied, semipellucidd, 

 ar>guste cylindricd, versus apicem pyramidatd, la:vi- 

 gatd ; anfraciibus superioribus Icevissimis inferiori- 



bus Jllo-liratis ; ultimo infrd valide carinato, infrd 

 carinam rimato, cxcavato ; aperturd subquadratd 

 infrd labium externum cimeato, columelld leviter uni- 

 plicatd. 



The spear Gtlindrella. Shell horny, semipelluoid, 

 narrowly cylindrical, pyramidal towards the apex, 

 smooth, upper whorls very smooth, lower with 

 thread-like ridges ; last strongly keeled below, 

 notched below the keel, excavated ; aperture 

 rather square, outer lip cuneate below, columella 

 with a slight plait. 



Pfeiffer. Monograph ii. No. 383. 



Hab. Cuba. 



Species G3. (Mus. Brit.) 



Cylindrella Augustjj. Ci/l. testd cylindricd, angustd, 

 subrosed, tenuissimi striatd, anfraciibus rectiHsculis, 

 infrd anguste tceniatis ; aperturd connexd, margine 

 albido, rntundo. 



Augusta's Cylindrella. Shell cylindrical, narrow, 

 rather rose-coloured, very finely striated, whorls 

 rather narrow, with a narrow band below ; 

 aperture connected, margin white, rounded. 



C. B. Adams. PfBr. Monog. iii. 



Hab. Jamaica. 



Species G4. (Mus. Brit.) 



Cylindrella intu.smalleata. Cyl. testd svbfusiformi, 

 alba, angustd, elongatd, medio paulo ventricosd ; 

 anfraciibus brevibus, distanter validc costatis, costis 

 subdistantibus, medio anfractuum malleatis ; ultimo 

 anfractu infrd cariiiaio, subrimato, oblique soluto ; 

 aperturd remold, oblique ovatd, margine rotunda. 



The hammered Cylikduella. Shell somewhat fusi- 

 form, white, elongated, a little ventricose in the 

 middle ; whorls short, distantly strongly ribbed ; 

 ribs rather distant, flattened in the middle of tlie 

 whorls ; last whorl keeled below, with a slight 

 notch; aperture removed, obliquely ovate with 

 rounded margin. 



Gundlacher Pfiijj'er, Monog. iv. 7l>5. 



Ilab. Cuba. 



