Zoological Society. 567 



MuREX CANALiFERUS, Conch. Ulustr. f. 74. Mur. testd parvd, 

 crassd, suhfusiformi, sublcevi, albo-lutescente : spird productd ; an- 

 fractibus sex ad septem, subplanis: caudd breviusculd, subrectd, 

 ad terminum minime recurvd : varicibus tribus, fimbriatis, ante in- 

 ciso-Jimbriatis, pone lavibus, costatis; ramis uncinatis, planis, 

 tubiformibus, ad angulum posticum uno valido, subelongato, ad me- 

 dium anfractds uno brevi, turn duobus minimis , obsoletis, ad caudam 

 duobus parvis : interstitiis obscure quadrifariam nodulosis : aper- 

 turd integrd, parvd, ovali ; peritremate Icevi ; canali nisi ad ex- 

 tremitatem clauso. 



Long. 1; lat. ex. var. "35 poll. 



Hab. .? Mus. Stainforth, Sowerby, 



Differing from M. cancellatus, in being more fusiform, thin and 

 smooth, in the caudal canal being longer and straighter, and in the 

 sutures of the whorls being simple. 



MuREx CANCELLATUS, Couch. Illustr. f 75. Mur. testd parvd, 

 crassiusculd, fusiformi, cancellatd, albo-lutescente : spird subpro- 

 ductd; anfractibus quinque ; suturis foveolatis : caudd brevi, 

 crassd, laid, ad terminum tortuosd, minime recurvd: varicibus 

 tribus, fimbriatis, crassis, costatis, utrinque foveolatis ; ramis tu- 

 bulatis, uno ad angulum crasso, valido, ad medium anfractds, uno 

 brevissimo, aeteris obsoletis : interstitiis trifariam noduloso-cos- 

 tatis : aperturd parvd, integrd, ovali ; peritremate Icevi ; canali 

 nisi ad extremitatem clauso. 



Long. '75 ; lat. ex. var. '81 poll. 



Hab. ? Mus. Stainforth. 



A small white fimbriated shell, with the canal and a frond open 

 only at the extremities. 



MuREx Capensis, Conch. Illustr. f. 76. Mur. testd parvd, sub- 

 fusiformi, Icevi, fulvo-rubescente : spird productd, caudam (Bquante: 

 varicibus tribus, digitato-alatis ; spinis quinque planis, subtubu- 

 latis, fimbrid membranaced connexis, und ad angulum anfractuum 

 falcatd : aperturd ovali, postic^ subangulatd ; canali nisi ad ex- 

 tremitatem clauso. 



Long. 1 ; lat. '40 poll. 



Hab. ad Bonse Spei promontorium. Mus. Cuming, Sowerby, &c. 



A pretty little species, with nearly tubular digitations connected 

 by a fringe. The posterior digitation of each varix is hooked. 



MuREx trialatus. Conch. Illustr. f. 18. Mur. testd rhomboided, 

 Icevi, subventricosd, fulvd, fusco-nigrescente fasciatd : varicibus 

 tribus, alatis, ad marginem undatis, postice subelongaiis, subacu- 

 leatis, ad latus marginale fimbriatis, subcanaliculatis, d tergo 

 Icevibus, ad terminum exfoliatis : apertura ovali ; labia undato : 

 caudd brevi, latd : canali clauso : spird elongatd. 



Hab. ? Mus. Saul. 



MuREx EMARGiNATUs, Couch. Illustr. f. 64. Mur. testd rhom- 

 boided, sublavi, pallide fusco-rubescente : spird brevi ; anfractibus 

 quinque, prope suturas angulatis ; suturis undatis : caudd an- 

 gustd, obliquiter rectd, exfoliatd, leviter recurvd: varicibus tri- 



