Zoological Society. 56/ 



MuREX CANALiFEKUs, Coiicli. Illustr. f. 74. Mur. testa parvd, 

 crassd, subfusiformi, subhevi, albo-lutescente : spird productd ; an- 

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

 ad tenninum minime reciirvd : t^aricibtis tribus, Jimbriatis, ante in- 

 ciso-fimbriatis, pone Uevibus, costatis; ramis uneinatis, planis, 

 tubiformibns, ad anguhtm postieum uno valido, subelongato, ad me-' 

 dium anfractus uno brevi, turn duobiis 7ninimis, obso/etis, ad caiidam 

 duobus parvis : interstitiis obscure quadrifariam nodulosis : aper- 

 turd Integra, parvd, ovali ; peritremate l<evi ; canali nisi ad ex- 

 tremitatem clauso. 



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



Hab. ? Mus. Stainforth, Sowerby. 



Differing from M. canceUutus, 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. lUustr. f. 75. Mur. testii pa7-vd, 

 crassiusculd,fusifor7ni, canceUatd, albo-lutescente : spird suhpro- 

 ductd ; anfractibus quinque ; suturis foveolatis : caudd brevi, 

 crassdi laid, ad tenninum tortuosd, minime recurvd : varicibus 

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

 bulatis, uno ad unguium crasso, valido, ad mediuin anfractus, uno 

 hrevissimo , cateris obsoletis : interstitiis trifariam noduloso-cos- 

 tatis : aperturd parvd, integrd, ovali; periti'emate Icevi ; canali 

 nisi ad extremitatetn clauso. 



Long. "75 ; lat. ex. var. "31 poll. 



Hab. ? Mus. Stainforth. 



A small white fimbriated shell, with the canal and a fi-ond open 

 only at the extremities. 



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

 fusiformi, Icevi, fulvo-rubescente : spird productd, caudam cequante: 

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

 latis, fimbrid membranaced connexis, und ad angulum anfractuum 

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

 tremitatem clauso. 



Long. 1 ; lat. -40 poll. 



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



A pretty little sjjecies, 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 margiiiem undatis, postice subelongatis, subacu- 

 leatis, ad latus marginale fimbriatis, subcanaliculatis, d, tergo 

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

 caudd brevi, lata : canali clauso : spird elongatd. 



Hab. } Mus. Saul. 



MuREX emarginatus, Conch. Illustr. f. 64. Mur. testd rhom- 

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

 quinque, prope ^uturas angulatis ; suturis undatis : caudd an- 

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



