1862. | MR. A. MURRAY ON A NEW CROCODILE. 213 
14. Description or CrocopiLus FRONTATUS, a New Croco- 
pDILE FRoM Oxtp Catasar River, West Arrica. By 
AnpREw Murray, Assist. Secretary, Royat Horrticut- 
TURAL SOCIETY. 
(Plate XXIX.) 
CROCODILUS FRONTATUS, NOV. sp. 
Head broad and deep, much broader than in C. vulgaris, very flat 
on the vertex, and with the margins of the flat portion slightly 
raised ; the lateral margins very slightly curved ; the suture inside of 
the lateral margin placed at rather more than a fourth of the breadth 
of the vertex from its side. This suture is not throughout parallel 
to the lateral margin; it is nearly so for about two-thirds of its 
posterior length ; towards the front it bends a little outwards. Fig. 1 
shows the form of the sutures in this species, while fig. 2 shows 
their form in C. vulgaris, and fig. 3 in C. leptorhynchus. The ver- 
Fig. 1. 
tex in the two last, although flattened, is not so depressed, but is 
slightly rounded, so as to be somewhat higher at the middle than at 
