MUREX. 



Plate IX. 



Species 33. (Mus. Said.) 



MuREX CEASsiv.\EicosA. Mtir. testa subahhreviato-fnsi- 

 formi, crassiusculd ; transversim granoso-liratd et stri- 

 ata trifariam varicosd, varicibus incrassatis, rotimdatis, 

 frondosis, frondibus parvis, foliaceis, alternis minori- 

 bus; livido-ferrugined, apertiira fauce alba. 



The thick-varicose Murex. Shell somewhat abbre- 

 \iately fusifoiin, rather thickened, transversely gra- 

 nosely ridged and striated ; three-varicose, varices 

 thickened, rounded, frondose, fronds small, foliaceous, 

 alternate ones smaller ; li\-id rusty browii, interior 

 of the apertm'e white. 



Reeve, Pro. Zool. Soc, 18-15. 



Hab. ? 



A new species of which I have seen several characteristic 

 examples, including an interesting white vai-iety from the 

 collection of Thomas Norris, Esq. 



Species 34. (Mus. Cuming.) 



Murex varius. Mur. testa subrlwyuboided, fustformi, 

 tramversim. granoso-Uueatd et striata, post varices scppe 

 tuberculatd ; arifractibus mperm angulatis, infra rotim- 

 datis; quinqnevaricosd, varicibus ad angulum et infenw 

 squamato-tubereulatis, squamis tribus ?)iimitis interdum 

 interveiiientibus ; albidd, fiilvo tinctd, li>teis extantibus 

 fuscescentibtts ; columelld et aperturx fame albis ; ca- 

 nali brevinsculo. 



The changeable Murex. Shell subrhomboidal, fusi- 

 form, transversely gi'anosely lineated and striated,often 

 tuberculated behind the varices ; whorls angulated at 

 the upper part, rounded beneath ; five-varicose, vari- 

 ces squamately tubercled at the angle and towards 

 the base, with three minute scales sometimes coming 

 between ; whitish, stained with fulvous brown, raised 

 lines Ught reddish-brown, colimiella and interior of the 

 aperture white ; canal rather short. 



Sowerby, Pro. Zool. Soc, 1810. 



Hoi. Mouth of the Gambia, west coast of Africa ; Lieut. 

 Shaw. 



There is a smaller variety of this species in which the 

 tubercles ai-e much fidler and more obtuse, and which ex- 

 hibits no indication of the minute intermediate scales no- 

 ticed above. 



Species 85. (Mus. Steere.) 



Murex pomum. Mar. testdfusiformi-oblongd, crassd, so- 

 lidd, undique scaberrimd ; transversim conspicue liratd, 

 inter varices tuberculatd ; trifariam varicosd, varicibus 

 lamellis brevibus complicatis tuberculatis ; fwlvd aid 

 rufo-fuscescente ; columelld et aperturce fance ocliraceis, 

 labro columellari subrugoso, margin eerecto, nigerrimo- 

 fusco, pracipiie siipertie, vivide tiiicto, labro externa 

 fortiter dentato, maciiUs tribus tiigerrimo-fuscis ornato; 

 canali brevinsculo, compresso, recurvo. 



The apple Murex. Shell fusiformly oblong, thick, solid, 

 very rough thi'oughout, transversely conspicuously 

 ridged, tubercidated between the varices ; thi'ee-vari- 

 cose, varices tubercidated with a complicated mass of 

 laminae ; fidvous or reddish browoi, columella and in- 

 terior of the aperture oclu-aceous yellow, colmueDar 

 lip slightly wiinkled, edge erected, vividly stained, 

 especially at the upper part, with very black brown ; 

 outer lip strongly toothed, ornamented with three 

 black-brown spots ; canal rather short, compressed, 

 recmwed. 



Gmelin, Syst. Nat., p. 3527, no. 6. 

 Murex asperrimus, Lamarck. 



Hab. West IncUes (found on coral reefs at the Island of 

 St. Vincents) ; Guilding. Mediterranean, &c. 



A weU-known species which appears to be very widely 

 and abundantly distributed. 



Species 36. (Mus. Ciuning.) 



Murex oculatus. 3fur. testa fusiformi-oblongd, crassi- 

 •ujiculd, midique leviter scabrosd, transversim liratd et 

 striata, inter varices bituberculatd ; trifariam varicosd, 

 varicibus lamellis brevibus aubcomplicatis tuberculatis ; 

 albidd, rufo-fuscescente tinctd, varicibus maculis quad- 

 rails rubentibus alternatim pictis, columella ruhente- 

 luted, aperturafauce alba, labro nigerrimo-fusco superne 

 prmcipne, maculato, apice rubente ; canali breviuscido, 

 compresso, recurvo. 



The eyed Murex. Shell fusiformly oblong, rather thick, 

 slightly scabrous throughout, transversely ridged and 

 striated, with two tubercles between the varices ; three- 

 varicose, varices tubercidated with short rather com- 

 plicated lameUfe ; wliitish, stained with reddish brown, 



May 1845. 



