Zoological Society. l53 



dentato, et denticulato, antic^ emarginato, incisurce lateribua 

 incrassatis, antich in denies duos prodxictis. 

 Hab. Mexico. Mus. Cuming. 



8. SuBEMARGiNULA POLYGONALis, A. Adams. S. testd elon- 

 gato-ovali, depresso-conicd, albd,octoradiatd, vertice subcentrali, 

 postice inclinato, costis radiantibus subnodulosis, longitudina' 

 libus {octo majoribus), lineis concentricis incrementi asperd ; 

 apertiird octagonali, margine crenulato, antice valde sinuate, 

 sinu intus in canalem producto. 



Hab Catanuan, Philippines. Mus. Cuming. 



9. SuBEMARGiNULA CRASSiLABRUM, A. Adams. S. testd ellip- 

 ticd, crassd, rudi, albd, depresso-conicd, vertice subcentrali, 

 eroso, costis radiantibus distantibus, ineequalibus, subaculeatis, 

 ornatd ; aperture margine crenato-denticulato, postici recto, 

 anticd rotundato, sinuato, sinu intus in canalem. producto. 



Hab. ? Mus. Cuming. 



10. SuBEMARGiNULA NODULOSA, A. Adams. S. tcstd ovatd, 

 oblique conicd, albido-rufescenti, vertice subcentrali, postice de- 

 clinato ; costis longitudinalibus nodosis, radiantibus, duabus 

 latere anterioribus permagnis, liris irregularibus transversis, 

 decussatd ; aperturce margine irregulari, postice acuminato, an- 

 ticd truncato, sinuato, sinu intus in canalem producto. 



Hab. Sibonga, island of Zebu, on small stones, 10 fathoms. Mus. 

 Cuming. 



11. SuBEMARGiNULA CRATiTiA, A. Adams. S. tcstd ovatd, 

 conicd, albidd, vertice obtuso, centrali, postice haud inclinato, 

 costis radiantibus distantibus, nodulosis ; interstitiis costellis 

 duabus longitudinalibus, et lineis elevatis, transversis, elegan- 

 ter cancellatis ; aperturce margine crenulato, antice sinuato, 

 sinu quadrato, intus in canalem producto. 



Hab. ? Mus. Cuming. 



12. SuBEMARGiNULA scuLPTiLis, A. Adams. S. testd ovali, ob- 

 lique conicd, albidd, viridi radiatim maculatd; vertice subcen- 

 trali, postice valde declinato ; costis radiantibus, longitudinali- 

 bus, corrugatis ; ititerstitiis pulcherrime punctato-clathratis ; 

 costd anticd prominenti, crenulatd ; aperturce margine undu- 

 lato et crenulato, posticb rotundato, anticd truncato et sinuato, 

 sinu intus in canalim producto. 



Hab. Calapan, island of Mindoro, on small stones, 12 fathoms. 

 Mus, Cuming. 



Description of a new species of Bulimus from Callao, 



COLLECTED BY ErNESTE DeNICKE. 



Communicated by J. E. Gray, Esq., V.P.Z.S. 



M. Erneste Denicke, a sailor on board a Hamburg vessel trading 

 with Chili, called at the British Museum, and informed me that he 

 had anew species oi Bulimus, which he had discovered on the White- 

 sand Hill at Chala, near Callao. He further stated that he had col- 

 lected the Chilian shells, and had studied shells in general, and that he 



