at 
g. 9. 
ig. 10 
5 Atal 
PROF, W. K. PARKER ON THE STRUCTURE AND 
PLATE LXIX. 
. Crocodilus palustris (5th Stage): embryo, 43 inches long. Hyoid arch, outer 
view, X 12 diam. 
. Same species (5th Stage): embryo, 5 inches long. Hyoid arch, outer view, X 
12 diam. 
. The same object (part), basal view of columella, x 12 diam. 
. Same species (7th Stage): ripe embryo, 10 inches long, Outer view of hyoid 
arch, X 12 diam. 
. Same species (6th Stage): embryo, 5? inches long. Hind part of skull, outer 
view, X 33 diam. 
. Same skull, inner view of vertical section, X 32 diam. 
7. Same species (7th Stage): embryo, 93 inches long, Inner view of vertical section 
of skull, x 3 diam. 
Part of same, inner view, X 6 diam. 
Same species (7th Stage): ripe embryo, 10 inches long. Side view of skull, x 23 
diam. 
. Same skull, inner view of mandible, x 2% diam. 
. Same skull, end view, x 22 diam. 
PLATE LXX. 
. Crocodilus palustris (7th Stage): ripe young, 10 inches long. Lower view of 
skull, x 22 diam. 
. Same skull, upper view, X 23 diam. 
. Crocodilus 
1, sp. (7th Stage): ripe young. Part of base of skull, lower view, 
x 54 diam. 
Part of same object, upper view, X 34 diam. 
. Part of same object, lower view, x 53 diam. 
. Supraoccipital of same skull, upper view, x 34 diam. 
. Crocodilus palustris (7th Stage): ripe embryo, 10 inches long. Auditory region, 
outer view, X 53 diam. 
. Same species (6th Stage), part of palate of embryo, 6 inches long, x 33 diam. 
. Same species (7th Stage): ripe young, 10 inches long. Inside of nasal labyrinth, 
side view, X 2% diam. 
. Same species (7th Stage): ripe young, 10 inches long. Hyobranchial plate, 
upper view, X 2% diam. 
. Right prootie of Crocodilus 1, sp., outer view, X 5 diam. 
. Crocodilus palustris (7th Stage): ripe young, 10 inches long. First section of 
head, transversely vertical, x 5 diam. ; 
3. Same head, 2nd section, X 5 diam. 
