FOSSIL REPTILE GALLERY. 
75 
the wings and tail, the impressions of which are beautifully 
preserved in the specimen. A series of skeletons of the " Moas," 
or Dinornithidce of Kew Zealand, birds in which no trace of a 
wing has been discovered, show the diversity of size of different 
members of the group/ some far exceeding any existing ostrich, 
while others are scarcely larger than a good-sized turkey. Some 
of these remains are so recent as still to be covered with dried 
skin, and even feathers. Several es^si'S are also shown ; but, lar^e 
as these are, they are greatly exceeded in size by those of the 
Roc {JSpyornis) from Madagascar, in the south-east corner of 
Fig. 49. — Skeleton of Iguanodox. (Greatly reduced.) 
From the Wealden of Belgium. 
the room. The skull and certain other remains of a large 
extinct bird (Fhororhachos) from Patagonia are also shown in 
this room. These birds appear to have been allied to the 
existing South American Ceriema. 
The long gallery north of the mammalian saloon contains a Extinct 
fine assemblage of Eeptilian remains. The south side is de- 
voted to the Great Sea-Lizards (Plesiosauria and Iclithyosauria), 
mostly from the Lias formation. The skeleton of an Ichthyosaurus 
from the Lias is shown in fig. 48. Two nearly perfect skeletons 
of Plesiosaurians from the Oxford Clay are mounted in cases 
in this gallery. Ranged in the cases on the north side are 
