cr 
cet 
May 9, 1843. 
William Yarrell, Esq., Vice-President, in the Chair. 
Mr. Hinds proceeded with his descriptions of new species of Shells 
collected during the voyage of Sir Edward Belcher, C.B., and by H. 
Cuming, Esq., in his late visit to the Philippine Islands: those cha- 
racterized in the paper read were laid on the table. ' 
Genus Corsuta, Bruguiére. 
Corsuia crassa. Corb. testd solidd, incrassatd, elevatd, albidd, 
inequilaterali, latere antico paululiim superante, longitudinaliter 
sulcatd, anticé rotundatd, postice ad extremitatem truncata, ab um- 
bone ad marginem posticam biangulatd ; valvarum margine ventrali 
inclausd, gibbosissimd, sinistre postice denticulatd ; umbonibus 
obliquis, posticis ; intis fuscd. Long. 11; lat. 7; alt. 7 lin. 
Hab. Straits of Macassar ; Straits of Malacca; Sabonga, island of 
Zebu; Bais, island of Negros, Philippines. Obtained in from seven 
to thirty fathoms, on a floor of coarse sand or gravel. 
Cab. Belcher et Cuming. 
Remarkable for the preponderance of the bulk of the anterior half 
over the posterior, a circumstance which also occurs in C. bicarinata. 
This, however, depends in some measure on the age, and is thus 
most conspicuous in those specimens which may be considered as 
beyond adult age. 
Corsuta TunicaTa. Corb. testd ovato-trigond, obliqud, anticé ro- 
tundatd, postice nasutd, excavatd, ab umbonibus angulatd ; valvis 
inequalibus, dextréd precipue maxima, valde sulcatd, epidermide 
tenui corned indutd, sinistrad prope umbonem sulcatd, aliter epi- 
dermide densd induté ; umbonibus obliquis posticis ; intis fusca. 
Long. 12; lat. 7; alt. 9 lin. 
Hab. Island of Corregidor, Bay of Manila; in seven fathoms, coarse 
sand. Straits of Macassar; Lagulhas Bank, Cape of Good Hope: 
from seventy fathoms, on a gravelly bottom. 
Cab. Belcher et Cuming. 
CorsuLa cunEaTa. Corb. testd ovato-trigond, equilaterali, solida, 
complanatd, sulcatd, antice rotundatd, postice angulatd ; valvis 
subequalibus, marginibus ventralibus gibbosis inclausis ; umbonibus 
rectis ; intus purpurascente. Long. 7; lat. 3; alt. 5 lin. 
Hab. Catbalonga, Philippine Islands; from ten fathoms, soft mud. 
Lagulhas Bank, Cape of Good Hope; from seventy fathoms. 
Cab. Belcher et Cuming. 
Corzsuta PpALLipa. Corb. testd ovatd, tenui, elevatiusculd, sulcatd, 
No. CXXIV.—ProckeEpines or THE ZOOL. Soc. 
