175 



Hab. ad Panamam. 



Found under stones. — W. J. B. 



MuREK ExiGuus, Mur. tesld quinquęfariam fiondosd, Jrondibus 

 brevissimis, planiusculis, transversim altissime sulcatd, sordide 

 albd; spird brevi; canali mediocri, recurvd: long. -f-, lat, i^ poli. 



Hab. ad Salango. 



Found on a sandy bottom at tlie depth of ten fathoms. — W. J. B, 



MuREX HUMiLis. Mur. testd ovato-Jusiformi, albido-castanea, 

 guingiie- vel sex-foriam varicosd, varicibus submuricatis, trans- 

 versim sulcatd et striatd ; operculo rugoso : long. \\, lat. I poli. 



Hab. ad portum Sanctse Elenae. 



Found in sandy mud at the depth of seven fathoms. — W. J. B. 



MuREX PUMILUS. Mur. testd rhomboideu, qninquefariayn sub- 

 Jiroiidosd, Jrondibus brevibus, pJajiiusculis, subrecurvis, a latere 

 crenulatis, nigro-J'uscd albo subfasciatd ; canali mediocri, sub- 

 recurvd ; labri limbo crenulato : long. -į-, lat. -iV poli, 



Hab. ad Insulas Gallapagos. 



Found under stones. — W. J. B. 



MuREx LUGUBRis. Mur. testą subovata, transversim costata, 

 subatropurpured, sexfariamJ'ro7idosd,J'rondibus brevibus recurvis 

 Jasciague basali albidis ; canalis medio clauso: long. H, lat.^ 

 poli. 



Hab. in Annerica Centrah". (Fuerto Portrero.) 



Found in the coral rocks. — W. J. B. 



MuREx Princeps. Mur. testd siibrhomboided, ventricosd, sex- 

 Jariam Jrondosa, frondibus longioribus laciniatis, transversim 



substriatd, albd riifo-purpureojcisciatd ; operculo crasso, parvo : 



long. 5i-, lat. 3-į poli. 

 Hab. in America Centrali. (Fuerto Portrero.) 

 Found in coral reefs. — W. J, B. 



Murex Cardūus. Mur. testd ovato-acutd, sexfariam varicoso- 

 spinosd, transversim sukata et striatd, albd Jasciis rufo-cas- 

 taneis: long. 1-rV, lat. ~i\ poli. 



Hab. in oceano juxta Pacosmayo Peruviae. 



From a coral reef twelve miles from the land, at the depth of 

 twenty-five fathoms. — W. J. B. 



MuREX NucLEUS. Mur. testą subrhomboidea, septenifariam sub- 

 varicosd, transversim rugoso-sulcatd, suleis creberrimis, sordide 

 albd; canali brevissimd subrecurvd: long. į-, lat. -i\poll, 



Hab. ad Insulas Gallapagos. 



Found in fine coral sand at the depth of eight fathoms. — W. J. B. 



MuREx ViBEX. Mur. testd turritd, septemjariam varicosd, vari- 

 cibus subnodosis, transversim sulcatd, subluted ; aperturd albd, 

 interne sukatu ; labri limbo crenulato ; canali brevissimd ; epi- 

 dermide fuscd , rugosd : long. H, lat. 1 poli. 



Hab. ad Sanctam Elenam et ad Panamam. 



This shell appears to be intermediate between Murex and Turbi- 



