Mr. De la Beche on the Distribution of Organic Remains. 209 



drina, and Escbara, species not determined ; remains of other 

 Polypifers, genera doubtful. 



RADIARIA. 



Cidaris, 9; Echinus, 1, and probably others; Clypeus, 6; 

 Spatangus, 1 ; Clypeaster, 1 ; Galerites, 2 ; Ananehites, 1 ; 

 Nucleolites, 2 ; and numerous Echinital remains of undeter- 

 mined genera; Asteria, species not determined: Ophiura, 1 ; 

 Apiocrinites, 2 ; Pentacrinites, 6; and Crinoidal remains, 

 genera not stated. 



CONCHIFERA AND MOLLUSCA. 



Pholas, 2, one questionable ; Pholadomya, 16; Panopaea, 2; 

 Mya, 7; Sanguinolaria, 2; Crassina, 7; Amphidesma, 5; 

 Lutraria, 1 ; Gastrochasna, 1 ; Psammobia, 1 ; Lucina, 3 ; 

 Unio, 7; Pullastra, 2; Venus, species not stated ; Cytherea, 1; 

 Corbis, 2; Tellina, 1 ; Astarte, 12; Corbula, 4, one ques- 

 tionable; Cardium, 11; Isocardia, 6 ; Cardita, 3 ; Trigonia, 

 12; Hippopodium, 1; Nucula, 9; Cucullaea, 13; Area, 3; 

 Pectunculus, 2; Crenatula, 1 ; Inoceramus, 1 ; Modiola, 16; 

 Mytilus, 5; Trigonellites, 2; Mactra, 1 ; Pinna,7; Perna, 1; 

 Gervillia, 7 ; Avicula, 1 1 ; Plagiostoma, 1 7 ; Pecten, 20 ; 

 Lima, 4 ; Exogyra, 1 ; Chama, 2 ; Plicatula, 1 ; Ostrea, 23 ; 

 Gryphaea, 14; Lingula, 1 ; Terebratula, 45 ; Spirifer, 1 ; Do- 

 nacites, 1 ; Cyclas and Lithodomus, species undetermined; 

 Orbicula, 3. one questionable; Delphinula, species not stated; 

 Natica, 5; Turbo, 9; Trochus, 21 ; Turritella, 4; Myocon- 

 cha, 1 ; Terebra, 4 ; Ancilla, species undetermined ; Emar- 

 ginula, 1; Patella, 6; Rissoa, 4; Melania, 4; Bulla, 1; Mu- 

 rex, 1 ; Cirrus, 4 ; Actaeon, 5 ; Nerinea, species undetermined ; 

 Pteroceras, 3 ; Rostellaria, 4 ; Phasianella, 1 ; Solarium, 2 ; 

 Nerita, 4; Buccinum, 1 ; Auricula, 1 ; Planorbis, 1; Helicina, 

 4 ; Tornatella and Ampullaria, species undetermined ; Belem- 

 nites, 12, and most probably others; Orthoceras, 1; Turri- 

 lites, 1 ; Nautilus, 10, and probably others; Ammonites, 1 14. 



ANNUl.OSA. 



Vermicularia, 2; Serpula, 11; Dentalium, 2. 



VEGETABLE REMAINS. 



Fucoides, 1 species; Equisetum, 1 ; Pachypteris, 2; Pe- 

 copteris, 6 ; Sphaenopteris, 5 ; Tseniopteris, 2 ; Pterophyllum, 

 1 ; Zamia, 11 ; Zamites, 4; Thuytes, 4; Taxites, 1. 



Upon a review of the above lists, it will, I think, be observed 

 that our knowledge of the vegetable remains is too limited to 

 enable us to form any general conclusions respecting them. 

 Mammalia have been only observed in one locality, Stonesfield. 



N. S. Vol. 8. No. 45. Sept. 1830. 2 E Of 



