836 



10. Stomatella CANDIDA (pi. clxxiv. f. 22), A. Adams (Sto- 

 matia), Pro. Zool. Soc. Peb. 1850. 



S. testa suborbiculata, depressa, Candida, transversiin tota cari- 

 nata, carinulis parvis, confertis, permultis, elevatiusculis, subnodu- 

 losis, interstitiis longitudiiialiter tenuissime striatis ; spira depres- 

 siuscula; anfractibus rotundatis; apertura obliqua, subcirculari, 

 loiigioie quam latiore. 



A pure white species, orbiculately depressed, with numerous 

 acute keels on the whorls, and with the spaces between the ribs 

 finely striated. 



Korean Archipelago ; coral reefs. A. A. (Mus. Cuming.) 



11. Stomatella cancellata (pi. clxxiv. f. 6, 7, 8, 9), Krauss, 

 Siidafrican. Moll. tab. 5. f. 26. 



S. testa umbihcata, suborbiculari, convexa, solida, cinereo-albida, 

 sordide rufo-fasciata ; costellis transversis, obtusis, irregularibus, 

 striisque longitudinalibus, tenuibus, in anfractu penultimo dis- 

 tinctioribus, cancellata; spira prominente, apice acuta; apertura 

 obliqua, mediocri, rotundata, intus margaritacea ; margine colu- 

 mellari breviter subreHexo ; umbihco distincto, Isevi. 



A turbinate, cancehated, rather solid shell, with a conspicuous 

 umbilicus, and approaching in character to Eiichelus. 



Table Bay, Cape of Good Hope. (Mus. Cuming.) 



12. Stomatella papyracea (pi. clxxiv. f. 4, 5), Chemnitz, 

 Conch, tab. 5. pi. 182. f. 1817, 1818. Stomatella tumida, Gould, 

 Exp. SheUs, p. 51. 



S. testa subglobosa, depressiuscula, Isevigatissima, transversim 

 multifasciata, fasciis punctis albis rufisque articulatis ; anfractibus 

 convexiuscuhs, ultimo basi depresso; apertura subcirculari, ob- 

 Hqua, fauce argentea; columella angusta, basi callo semicirculari, 

 albo, clausa. 



The animal has a horny operculum, and, although bulky, is en- 

 abled to retract entirely within the shell. 



Australia; Sooloo Archipelago. A. A. (Mus. Cuming.) 



13. Stomatella Arabica (pi. clxxiv. f. 27, 28), A. Adams. 



S. testa ovato-globosa, subturbinata, umbilicata, alba, rubro 

 concinne variegata; spira producta; anfractibus liratis, ultimo 

 ventricoso, convexo, transversim striatis; apertura aperta, sub- 

 ovaH ; columella obhqua ; regione umbilicaH impresso ; labio albo, 

 tenui, rcHexo, umbilicum partim obtectcns. 



I'his is a small species, with the whorls round and simply stri- 



