28 



THE LIAS AMMONITES. 



Section of the Angulatum-heds at Eedcar {Yorkshire), 



Thick- 

 ness. 



Organic Remains. 



10 



Base of the lowest scar of the BucJdandi 



Blue shale with a line of Am. Conybeari 

 at the depth of I foot 



Indurated shale 5 inches, earthy lime 

 stone 1 inch 



Blue shale , 



Friable shale, Oyster bed, and irregular 

 limestone nodules 1 i inches 



Blue shale 



Friable shale, with Oysters chiefly, 



2 inches 



Blue shale 



Band of small Gryphsea, i inch ; blue 



Shell band and shelly limestone, 

 \^ inch; irregular, 5 inches. Blue 

 shale 



Shelly limestones, sometimes Encrini 

 tal, with shale, 2\ inches 



Blue shale 



Coral bed : a friable shale with small 

 pebble-like concretions at top, very 

 fossiliferous, 2^ inches 



Depressed, irregular limestone doggers, 

 1 ^ inch 



Shale with Gryphcea arcuta 



Earthy subcrystalline limestone 



Black smooth shale 



Friable shale and Oyster band 



Smooth shale 



Siliceous limestone, \ inch 



Smooth shale 



Limestone doggers, depressed 



Thin shell limestone 



Friable shale 



Smooth shale, 9 inches 



Earthy limestone or doggers 



Smooth shale 



Blue siliceous limestone 



Friable shale 



Siliceous limestone 



Friable shale 



ft. in. 



2 8 



2 6 



7 



1 

 5 



3 



6 4 



2 8 



2 



1 2 

 6 



6 



3 2 



1 

 8 



Arietites Conybeari, Lima gigantea, Fentacrinus. 



Cardinia Listeri, Gryphcea areuata, Lucina lim- 

 bata, Fentacrinus. 



Aegoceras angulatum, Gryphcea (small). 



Unicardium cardioides. 



Aeg. angulatum. 



Aeg. angulatum, Fleurotomaria similis, Fentalium 

 Etalense, Astarte Oppeli, Lima gigantea, Car- 

 dinia Listeri, Fleuromya crassa, Serpula 



Aeg. angulatum (large size), Gryphcea. 



Aeg. angulatum, Cardita Heberti, Lucina lim- 



bata, Flicatula Hasina. 

 Terquemia arietis, Perna infraliassica, Rhyn. 



plicatissma, Montlivaltia polymorpha. 



Aeg. angulatum, Flicatula Hasina. 



Aeg. angulatum, Eucyclus elegans, Astarte obsoleta. 



Aeg. angulatum, Encyclus acuminatus. 



Aeg. angulatum, Astarte Oppeli, Cardita He- 

 berti, Flicatula Hasina, Fleurot. similis, Montli- 

 valtia Haimei, Serpula socialis, Waldheimia 

 Sarthacensis. 



Aegocras angulatum (large). 

 Aeg, angulatum (large). 



Lima gigantea. 



Aeg. angulatum. 

 Cardinia ovalis. 



Ostrea ungula, Bentalium Etalense, 

 Aeg. angulatum. 



Aeg. angulatum. 



Paleeontology. — The Angulatum-beds in the Department of Cote-d'Or have yielded a 

 very rich fauna to the researches of M. Martin ; many of these fossils were described and 

 figured in the memoir already cited, and MM. Terquem and Piette have made like 



