ZONE OF AEGOCERAS JAMESON!. 



71 



No. 



LiTHOLOGY. 



Dogger 

 Shale... 



Thick- 

 ness. 



Regular dogger. 

 Shale 



Irregular dogger 

 Shale 



Dogger . 

 Shale..., 

 Dogger 

 Shale... 



Dogger 



Shale 



Dogger, irregular. 



Shale 



Dogger, irregular. 



Shale 



Dogger, irregular. 



Shale 



Dogger, irregular . 

 Shale 



Dogger, strong. 



ft. in. 



3 



1 10 



6 

 3 10 



6 



3 



5 



1 

 5 



14 8 



6 



5 4 



4 3 



5 3 



3 



4 



8 



Organic Remains. 



Pecten priscus, SchL, Chemnitsia Blainvillei, 



Miinst. 



Gresshja striata, Agass., Leda Galathea, d'Orb., 

 PHcatula spinosa, Sow., Pinna folium, Y. & B., 

 Belemnites araris, Dumort., Bel. virgatus, 

 Mayer. 



Aeg. brevispina, ^o-w .,Aeg . polymorphum, Quenst., 

 Ditrypa circinata, Tate. 



Modiola scalprum, Sow. 



Amalthens lynx, Aeg. polymorphum, Pleuromya 



ovata, Pholadumya decorata, Pecten priscus. 

 Pholadomya decorata. 

 Pholadomya decorata. 



Pecten priscus, Scloth., Lima Hermanni, Voltz. 



XJnicardium cardioide, Phill. 



Arcomya elongata. Pinna folium. 



Ditrypa circinata, Rhyn. plicatissima. 



Pecten priscus, Gryphcea ohliquata, Gresslya 



ovata. Crustacean remains. 

 Pinna folium. 



This forms the base of the Jamesoni-beds proper. 



Blue shale. 



Ironstone dogger 



Blue shale, with pyritous nests full of 



fossils, about five feet down 



Is at the base of the cliff, making 



the south point of the north cheek 



of the bay. 



Dogger 



Blue shale 



Band of rotted clay 



Ironstone dogger, well marked in the 

 cliff 



Blue shale 



Strong ironstone dogger 



Blue shale, with doggers and nests of 

 fossils scattered 



Thin line of broken fossils 



Blue shale field of Belemnites and 

 Gryphaeas 



Ironstone dogger 



10 



8 

 15 8 







4 



12 











2 







3 



5 











4 



24 











1 



5 6 



3 



Pinna folium, Cuculleea Miinsteri, Limea acuti- 

 costa, Arcomya vetusta, Glyphcea Terquemi, 

 Lima Hermanni. 



Lima Hermanni, Monotis incequivalvis, Gryphcea 

 obliquata, Aeg. armatum, Aeg. Taylori, Pecten 

 priscus, Protocardia oxynoti, Nucula con- 

 torta, Gresslya ovata, G. striata, Pleuroto- 

 maria procera, Spiriferina Walcotii, Rhyncho- 

 nella calcicosta. 



Inoceramus ventricosus, Pecten calvus, 

 7iit:ia Blainvillei. 



Chem- 



Gryphcea ohliquata. 



Aeg. armatum, Pecten priscus, Belemnites clava- 

 tus, Ditrypa circinata. 



Ammonites, Belemnites, Pecten, Cerifhium. 



Aeg. armatum, Aeg. planicosta, Belemnites, Gry- 

 ])/uea obliquata, Limea acuticosta, Pecten pris- 

 cus, Cuculleea Miinsteri, Pinna folium. 



