66 DRAKE AND SHEPPARD : CLASSIFIED LIST OF ORGANIC REMAINS. 
THE LIAS. 
Upper, Middle, and Lower. 
Bibliography. 
1. Tate and Blake. "The Yorkshire Lias," 1876. 
2. C. Fox Strangways, " The Jurassic rocks of 
Yorkshire," Vol. I., 1892, Memoirs of the 
Geological Survey. 
3. Collected by H. C. Drake. 
4. T. Sheppard. " Tlie Geology of Brough," " Naturalist," 
May, 1901, " Geological Rambles," 1903. 
5. Keeping and Middlemiss. " Sections at Cave, York- 
shire," Geological Magazine, 1883. 
6. Collected by T. Sheppard. 
7. Dakyns, Fox Strangways, and Cameron. " Geology 
of Coantry between York and Hull," Memoirs 
of Geological Survey, 1886. 
Fossils of the Lias. 
1 
1 name. . 
Market Weight on 
District. 
Other Locahties. 
Reptilia. 
Ichthyosaurus intermedius, Conybear(L.L. ' 
1, 2, X. Cliff.. 
1 , Givendale 
sp ' 
Plesiosaurus rugosus (tooth), Owen (L.L. 
„ brachycephalus, Owen (L.L. 
„ sp. undet (L.L.) 
1, Cliff' 
6 I] 
Pisces. 
Dapedius sp. (L.L.) 
Hybodus minor, Ag. (L.L.) 
Acrodus minimus, Ag. (L.L.) 
1, 2, Cliff 
1, 2 
1, 2 .. 
i 
1 
Cephalopoda. 
1 
Ammonite (Psiloceras) planorbis. Sow. .. 
„ „ johnstone. Sow, 
„ {Schlotheimia) angulata, Schloth 
1, 2, Cliff 
1, 2, 4 
1, 2 
1 
1, Miliington 
2, Ridingsbeck 
*L.L.= Lower Lias, 
