﻿AURICULA.— Plate IV. 



keeled ; outer lip pale purple, prominently lobed 

 above the middle, columella with two plaits. 



Chemnitz. Concli. IX. t. 121, f. 5. 



Hah. Mexico. 



A shorter and more angular shell than Auricula 



felis. 



Species 28. (Mus. Sowerby.) 



AuEicuLA ANGULATA. Aur. testil conico-cifliiidricd, 

 griseo-fuscd, ad angulnm albo-fasciatd ; spira 

 hreviier con{cd,anfractibus acute angulatis ; labia 

 externa pallide cameo, ploMato ; marguie interna 

 supra medium prominenter expanso ; labia interna 

 supra columellam biplicato, infra expansa, con- 

 cava, plica diipUcatd armatu. 



The angular Aueicula. Shell conico-cylindrical, 

 grey-brown, with a white band on the angle ; 

 spire shortly conical, whorls sharply angular ; 

 outer lip pale flesh, flattened; inner margin 

 prominently expanded above the middle ; inner 

 lip with two folds above the columella, expanded 

 below, concave, armed with a double plait. 



Petit. Proc. Zool. Soc. 1854, p. 31. 



Reeve. Conch. Syst. Auricula, PL LXXXVII. f. 5. 



Bah. ? 



Speci( 



,29. 



(Mus. Sowerby.) 



tliter 



ACKICULA DECU.SSATA. Aur. tedd griseo-fuscd, sp 



sulcata, sulcis dccussatd ; spird productd, sub- 

 acuminatd, ultimo anfractu superiie rotundn, in- 

 fra carinata ; aperturd biangulatd ; labia interna 

 biplicato; columelld expansa, unipUcatd, labia 

 exteriio supeme angulatim sinuato, supra medium 

 plica acute angulatd j^rominenti armato. 



The DECUSSATED Aueicula. Shell grey-brown, spirally 

 grooved, grooves decussated; spire produced, 



slightly acuminated, last whorl rounded above, 

 keeled below ; aperture biangular ; inner lip 

 with two plaits ; columella expanded, with a 

 single plait, outer lip with an angular sinus 

 above, armed above the middle with a sharply 

 angular, prominent plait. 



H. and A. Adams. ? MS. Brit. ]\Ius. 



Hah. ? 



Species 30. (Mus. Brit.) 



Auricula granifeea. Aur. testd grised, conicd, liris 



tenaissimis, striis decussatis, graniferd; aperturd 



angustd, utrinque dentatd. 

 The granular Adkicula. Shell grey, conical, grained 



by very fine ridges crossed by striae ; aperture 



narrow, toothed on each side. 



MoussON. ? MS. Brit. Mus. 



ILab. Near Cape Bedford. 



Species 31. (Mus. Brit.) 



Auricula tueeita. Aur. testd elongatd, turritd, lanyi- 

 tudinaliter tenuissime plieatd, epidermide stra- 

 mined indutd; spird elongatd, anfractibus elevatis, 

 supeme subangulatis, ad suturam erenulatis ; aper- 

 turd pyriformi ; labio interna prominenter tripli- 

 cato, labia externa late incrassato. 



The tureeted Auricula. Shell elongated, turreted, 

 longitudinally very finely plaited, covered with 

 a straw-coloured epidermis ; spire elongated, 

 whorls raised, rather angular above, crenulated 

 at the suture ; aperture pyriform, inner lip with 

 three prominent plaits, outer lip broadly thick- 

 ened. 



Pfeiffer. Proc. Zool. Soc. 18.54, p. 121. 



Rah. Philippines. 



