18 



399 Cardita sqitamiferus 



400 incrassatus 



CYPRICARDIA, 



401 Cypricardia Guinaica ? oblonga, Sowerby 



402 angulata? two beautiful specimens 



and one very young 



403 rostrata ? 



403a rostrata, var. 



ISOCARDIA. 



404 Isocardia Cor 



405 Moltkiana; two specimens, one of 



which is white, the other spotted with pale 

 fulvous and rose colour; this latter differs in 

 shape from the other, and agrees precisely 

 with the figure in Encycl. Meth. t. 233, f. 1 



CUCULLMA. 



406 Cucullaea auriculifera 



ARCA. 



407 Area tortuosa, several specimens, various sizes 



408 Nose, many specimens, several small groups 



409 retusa 



410 ovata 



411 barbata 



412 fusca 



413 Heibingii 



414 Scapha (a) varietas ? 



415 antiquata; (a.h.) varietates 



416 rhombea, several specimens; (a) var. trans- 

 verse elongata 



417 granosa, three vai'ieties mentioned by La- 

 marck 



