— 5G — 



Nautilus ziz-zag, idcutical with the London clay fossil. FountT 



in the tlaick Bed of marl. (E. Forbes.) 

 Two other fossil species of Nautilus, undescribed, are 



found in Bed No. 2, the yellow sand, and another spe- 



cies in Bed No. 4, the calcareous sandstone. (F. Wright.) 

 Lenticulites complanatus, Defrance. Found in Bed No. 2, 



the yellow sand. (T. Wright.) 

 Vaginula depressa. Found in Bed No. 1, the coralliue lime* 



stone. (E. Forbes,) 

 Nodosaria ? 

 Cristellaria ? 



MOLLUSCA HETEROPODA, LAMK. 



Genus Atlanta, Lessueur. 



A. perouii, Cantraine. Thrown up on the coast during storms. 

 Very rare. 



APPENDIX I. 



ANELLIDES, Lamk. 

 Gcnus Dentalium, L. 



D. dentalis, L. In sandy places. 

 D. fissura, Lamk. 

 D. entalis, L. * 

 D. rubescens, Desh. * 



D. strangulatum, Desh. * Very rare. At a depth of 60 

 fathoms twenty-fivo miles north of the Island. 



