220 



Mr. HuNTON on a Section of Upper Lias. 



Genus. Species, 



Ammonites crassus . . . . 



elegantulus . 



exaratus 



■ fibulatus 



■ fimbriatus. . . . 



heterophyllus . 



Lythensis. . . . 



Mulgravius . . 



ovatus 



sigmifer 



subarmatus . . 



subcarinatus . 



Walcotii . . . . 



Clevelandicus. 



maculatus . . . 



Lepidotus gigas 



Ichthyosaurus communis . 



platyodon . 



Plesiosaurus 



Teleosaurus Chapmanni . 



Reference. 



Phill. T. xii. fig. 15, tuberculated var 



r Y & B. p. 267 (? elegans Phillips, but not "1 

 1 Min. Con.) J 



Y. & B. Phill. T. xiii. fig. 7 



Sowerby, T. ccccvii. fig. 2 



Sowerby, (cornucopia) Y. & B. T. xii. fig. 8 . . 



Sowerby, T. cclxvi 



Y. & B. p. 267. Phill. T. xiii. fig. 6 



Y. & B. T. xiii. fig. 8 



Y. & B. xiii. fig. 4. Phill. T. xiii. fig. 10 ... . 



Phill. T. xiii. fig. 4 



Sowerby, T. ccccvii. fig. 1 



Y. & B. Phill. T. xiii. fig. 3 



Sowerby, T. cvi. Y. & B. xii. fig. 1 



Y. & B. T. xiii. fig. 7 



Y. & B. xiv. fig. 9. Phill. T. xiii. fig. 11 ... . 



Y. & B. T. xiv. fig. 11. Ph. T.xiii. fig. 1 variety 



Agassiz* , 



Conybearet and De la Beche 



Conybeare and De la Beche 



Conybearet 



Y. & B. PI. xvi. fiii. 1 



Formation. 

 Upper lias. 



Marlstone. 



Upper lias. 



* Recherches sur les Poissons Fossiles. f Geol. Trans. 1st Ser. vol. v. 2nd Ser. vol. 

 I Geol. Trans. 1st Ser. vol. v. 2nd Ser. vol. i- 



