18 



399 CiU dita S(]iiamiferiis 



Al)0 intruss((ti(.H 



CYPRICARDIA. 



401 Cypiicartlia Guinaica? obloiiga, Sowerby 



402 ang-iilata? two beautiful specimens 



and one very young 



403 rostrata? 



403« rositrata, var. 



IS0CARDL4. 



404 Isocardia Cor 



405 Moltkiana ; two specimens, one of 



which is wliitc, the other spotted with pale 

 fulvous and rose colour; this latter differs in 

 shape fi'oni tlic other, and agrees precisely 

 with tlie figure in Encycl. Meth. t. 233, f. I 



CVCULL.EA. 



406 CucuUtea auriculifera 



ARCA. 



40/ Area tortuosa, several specimens, various sizes 



408 NoiT", many specimens, several small groups 



409 rcfusa 



410 ovata 



41 1 barbata 



412 fusca 



4!3 Ilclbingii 



414 Scapha (<i) varietas ? 



415 antiquata; fw. 6 J varietates 



410 rhombca, several specimens; ^«J var. trans- 

 verse elongata 



417 granosa, three varieties mentioned by La- 

 marck 



