A MONOGEAPH 
THE FOSSIL REPTILIA 
OF THE 
LIASSIC FORMATIONS. 
BY 
PEOFESSOH OWEN, C.B., F.E.S., 
POEEIGN ASSOCIATE OP THE INSTITUTE OF FEANCE, 
ETC. ETC. 
PART THIRD. 
ICHTHYOPTERYGIA. 
Pages 83 — 134; Plates XXI — XXXIII. 
With Directions for Binding and Title-pages. 
LONDON: 
PRINTED EOR THE PAL^ONTOaEAPHICAL SOCIETY. 
1881. 
