﻿AURICULA.— Plate VI. 



with two strong plaits, aperture narrow, closely 



transversely plaited within. 

 C. B. Adams. Zool. Proc. 1854 p. 9. 

 77a/'. Jamaica. I 



QuOY. Voy. Astrolabe. Proc. Zool. Soc. 1854. 

 Hah. Isl. Masbate, Philippines. 



Species 48. (Mus. Brit.) | 



Auricula Umlassiana. Aio: testa couica, Iitfi^'simd, 



olivaccl pnUidr fii.<r,,.f,i!<,-nttri : npin! hi-rrissi,nd, ■ 

 suhplaxiihit.l, iillnm, .ii,/r,,rt>, iiifni ,ui,,ii.<l is^imd ; 

 labia intcnw liifn) niilpUcato ; cohimelh! lui'qiU- [ 

 catd; labio externo intils multiplicato. \ 



The Umlasslan Auricula. Shell conical, very broad, I 

 olive, banded with pale brown ; spire very short, j 

 rather flat, last whorl very narrow below ; inner j 

 lip with one plait below, columella with one | 

 plait; outer lip numerously plaited within. 



Kkauss ? MS. Mus. Brit. 



H„b. S. Africa. 



Species. 50. (Mus. Brit.) 



Auricula Gundlaohi. Aur. testd subconicd, obtasi- 

 angulaid, palUdd, fasciis castaneis interrupti» 

 pictd; spird brevisaimd, ultimo anfractu iiifnl 

 siihtruncato ; aperturd angustd, intils multipU- 

 c.atd ; labio interno hiplicato. 



Gundlach's Auricula. Shell rather conical, obtusely 

 angular, pale, painted with interrupted chestnut 

 bands ; spii-e very short, last whorl slightly 

 truncated below ; aperture narrow, numerously 

 plaited within ; inner lip with two plaits. 



Pfeikfek. MS. Brit. Mus. 



Hah. Cuba. 



Species 49. (Mus. Brit.) 



Auricula costata. Aur. testd easfaned, brevi, oratd, 

 longitudinaliter eoslatd, costis ohliquis, viuhdatis, 

 spird co^iicd, an/ractibus ad siitwam cristati^; 

 aperturd semiovatd, margine crassissimo, labio 

 interno rectiiisculo, maryine qningue-plicato ; labio 

 externa superne angulatim subsinuato. 



The ribbed Auricula. Shell chestnut, short, ovate, 

 longitudinally ribbed, ribs oblique, undulated, 

 spire conical, whorls crested at the suture ; aper- 

 ture half-oval, margin very thick, inner lip 

 rather straight ; margin with five plaits ; outer 

 lip rather angularly sinuous above. 



Species 51. (Mus. Brit.) 



Auricula olivacea. Aur. tfstd convexo-conicd, olivaced, 

 griseo-fasciatd, fasciis strigaiis ; spird hnrissinid, 

 ultimo anfractu ventricoso, siipvni'r aiiijiiliiUi, 

 infra angustafo ; labia interna hiplicato ; lahin 

 externa intiis inHltiplirato, ad inarginem dense 

 castaneo. 



The Olive Auricula. Shell convexly conical, olive, 

 banded with grey, bands striped ; spire very 

 short, last whorl ventricose, angular above, 

 narrow below ; inner lip with two plaits ; outer 

 lip many-plaited within, deep chestnut at the 

 margin. 



Cari'ENTER. MS. Brit. Mus. 



Hob. California. 



