EEPTILIA. 
121 
Lower. 
Middle. 
Upper. 
SPECIES. 
1 
1 
1 
j 
! 
m 
y 
'S 
05 
1 
garitatus. 
_3 
1 
ulatus. 
2 
'5 
3 
a 
.2 
c 
i 
1 
i 
RKMAKKS. 
o 

t 
$3 

> 
3 
1 
1 
a 
c 
g 
* 

S 
3 
>- 3 
3 
s 
C3 
m 

as 
>-B 
S 
s 
X 
i 
X 
8 
3 
3 
s 
T3 
fe 
1 
1 
d 
<j 

B 
<< 
S 
s 
< 
S 
^ 
s 
-< 
s 
<i 
4 
s 
< 
I 
S 
<! 
| 
3 
& 
0, 
p, 
p 
Ichthyosaurus cont. 
trigonodon, Theodori, 
T 
Gelehrte Anz. k. bay. 
Akad. Wiss., 1843, vol. 
ivi., p. 906; Lyd., Cat. 
Foss. Kept., 1889, p. 105 ; 
? /. crassimanus, Owen, 
Yorksh. Phil. Soc. Rep., ' 
1858 (name only) ; 
Blake, Yorksh. Lias, p. 
253, pi. 1, f. 9. 
zetlandicus, Seeley. 
Q. J. G. S., 1880, vol. 
Cm 
See Lydekker, Geol. 
Mag. 1888, p. 811; 
xxxvi., p. 635, pi. xxv. ; 
/. longifrons, Owen, 
Lias Rept., 1881, p. 118, 
and 1889, p. 44. 
Type in Camb. Mu- 
seum. 
pi. xxiii., f . 1-5 ; pi. xxiv., 
f. 1 ; pi. xxv., f. 1, pi. 
xxvi., f. 1 ; pi. xxvii., f. 
2-5. 
sp. 
T 
Vertebrae. 
sp. 
T 
6 
T 
6 
Bones. 
Mystriosau rus, v. Steneo- 
saurus. 
Pelagosaurus : 
Brongrniarti, Kaup. 
(Engyommasaurus) , 
Bm 
i 
British Museum,' No. 
14,792, 15,500, R 757, 
Neues Jahrb., 1835, p. 
R 4, and 11,589. 
623; Lyd., Cat,, p. 107. 
Teleosaurtis Chapmani, 
Seeley (pi. xxiv.) in 
Cm. 
Owen Brit. Foss. Rept. ; 
p. 130, pi. xv., f. 1 (Cro- 
codilia) ; ? Teleosaurus 
eucephalus, Seeley Q. J. 
G. S., vol. xxxvi., p. 627, 
pi. xxiv. 
typus ?, Bronn., Gav. 
Rept., p. 28 ; Lyd. Cat., 
Bm 
i 
British Museum, No. 
14,437. 
p. 106. 

Plesiosaurus : 
brachycephalus, Owen, v. 
P. niacrocephalus. 
coelospondylus ?, 
Owen, Lias Rept., 1865, 
p. 12 ; T. & B., p. 252. 
T 
i 
? =\P. longirostris. 
Vertebrae, Whitby 
Museum. 
Cramptoni, Carte & Baily, 
v. Thaumatosaurus. 

homalospondylus, 
Owen, Lias Rept., p. 12, 
T 
i 
British, York, and 
Whitby Museums. 
pis. v-viii.; T. & B., p. 246. 
longlrostris, Blake, 
Yorksh. Lias, p. 250, pi. 
i., f. 6 ; pi. iii., f. 2 ; ? P. 
T 
i 
ccelospondylus, Owen 
