﻿A U E I C U L A. 



Species 3. (Mus. Sowcrby.) 



AdRICULA STAGNALIS. Am: /e.-/./ aiujusla, (-■hniijiita, 

 ienui, epidermide paJVuIii trmii inJnto; xj^inl 

 prodiictd, anfractibus '/init, nu's, j"ii}dth,in ,iUn, 

 convexo, snperne fjranofni^ iilthun ii/fiii lah'iisi'iiln^ 

 rnluniell,'! IripUmt,!, lahlo e.rtcnio aii.jiu^o, ,Ir. 

 prfsso. 



The still-water Auricula. Shell narrow, elongatei-l, 

 thin, covered with a pale, thin epidermis; spire 

 produced, whorls four, last high, convex, granu- 

 lar above, last rather broad below, columella 

 three-plaited, outer lip narrow, depressed. 



D'Orbii;nt. Voy. Ami'r. Mi'rid. p. 3-25, PI. XLII. f. 

 7, 8. 



Ilab. S. America. 



Species 4. (j\Ins. Brit.) 

 JEICULA Gangetica. Aur. testa suhci/liiiJrici1, tenuii'if: 

 cida, t'21'dermide straminci'i teiuii indvtn; spin 



l.rr 



.rnJ,;, aufrarlih, 

 snpr., „,.rrl,n:,. 



,uUr, 



Tee Ganges Auricula. Shell rather cylindrical, 

 rather thin, covered with a thin straw-coloured 

 epidermis; spire rather short, whorls tumid, 

 slightly depressed, last raised above the aper- 

 ture ; aperture slightly expanded below ; colu- 

 mella with two plaits. 



Ben;<on'. Ann. Mag. Nat. Hist. 



Hdh. ]iombay. 



Species 5. (Mus. Brit.) 

 Auricula Cetlonica. Aur. tcsid sidicijlindric'i, spird 



hreviiiscidd, infra r^idiatnjidatd , ^iilipijraniidatd ; 



ultimo anfractii .■^uprnir hiliinindd, auijidatd ; 



aperturd elongatd, ii,i'ji(^fii''scidd ,- cnliiiiiclld hipJi. 



catd, Jahio extertw superni' anrjidato. 

 The Ceylon Auricula. Shell subcylindrical, spire 



rather short, rather angular below, subpyra- 



midal ; last whorl rather broad above, angular ; 



aperture elongated, rather narrow; columella 



with two plaits ; outer lip angular above. 

 A. Adams. Proc. Zool. Soc. 1854, p. lo. 

 Eah. Ceylon. 



Species 0. (Mus. Brit.) 

 Auricula iornatellixifoijmis. Aur. tcatd sHbci/lin. 



drird, teiiinHsruld. r,,;drr,„idr tr,nii pallidd in- 

 dtifd: spird j,,/nn„idali. idli„„. .<Nj..',,n' Inuiido, 

 i„fr,) .<,d„i;ijh,,sd ; aprrtnrd l,r,:viH>:cidd, iiifrd ro- 

 ttindd, superid: ainjiitatd ; iiiartjine cra.-isd, pilaim. 

 lata; cdlumeUd Idplicafd. 



The toenatella-like Auricula. Shell subcylindrical, 

 rather thin, covered with a thin, pale epidermis ; 

 spire j)yTamidal, last tumid above, rather gibbous 

 below ; aperture rather short, rounded below, 

 slightly angular above ; margin thick, flattened ; 

 columella two-plaited. 



Petit. Proc. Zool Soc. 1854, p. 7. 



Uah. ? 



A peculiar roundness at the confluence of the 



two sides of the aperture suggests the form of 



toruatella. 



Species 7. (Mus. Brit.) 

 Auricula helvacea. Aur. testa teimi, palUdi- nihrd ; 

 spird hreci, ohtusd, ultimo anfractn cijliialrica, 

 snperne tcnuiter lirafd : apertm-d i„rW, iuliiiscdd, 

 cnlnraelld triplicatd, lahio e.cf,r,aj a„,j„stn, planii- 

 lata. 

 The tale red Auricula. Shell thin, pale red ; spire 

 short, obtuse, last whorl cylindrical, finely ridged 

 above ; aperture rather broad below, columella 

 three-plaited, outer lip narrow, flattened. 

 Philippi. Proc. Zool. Soc. 1854, p. 8. 

 Ifab. Malacca. 



Shaped something like Aiiriridie .Tada; but with- 

 out the same solidity of substance and epidermis, 

 and broadness of outer lip. 



Species 8. (Mus. Brit.) 



Auricula semisculpta. Aur. testa old.ui,/,!, ain/ustd, 

 pallida, cylindncd ; spird Ircri, .nifrii.jtduis mi. 

 pern'e dense sagrinatis ; aperturd snpmir aiijustd, 

 infra latiusculd, labia externa amjusto, supra 

 medium sinuatim contracto ; plicis columellaribus 

 duabus, prmyiinentibus. 



The half- sculptured Auricula. Shell oblong, nar- 

 row, pale, cylindrical ; spire short, whorls closely 



