A synopsis of the genera of reptiles and Amphibia, with a description ...

1. communis, Kanig.
2. Saurocephalus. Harlan, 1824.
Teeth in separate sockets.
S Harlan,
Fam.Wl, Plesiosauuid.t:.
Feet paddle- shaped; toes five; cervical vertebra 35 or 41.
Marine.
1. Plesiosaurus, Conyheare,
P. dolichodeirus, Conybeare.
. Cuvier has described a genus of large lizard fossil under the
name of Geosaurus, Oss. Fas. v. ii. 328, which he says is inter-
mediate between the monitors and crocodiles.
The genus Megalosaurus of Bucklandy GeoL Trans, is, per-
haps, allied to this order.
Order II. Sauri, Blainv.
Drum of the ears naked, or covered with the skin; anus
transverse ; body covered with large and small imbedded scales ;