28-40; Vol.) XUV, 1865, Plates 22-20: 
(EET SKOLEOF PALE ORHINUS 
Belodon kapffi, plieningert, etc. 
WILLISTON, S. W. 
classification of elements of mandible. 
Belodon, etc. 
Give description and figures of 
‘‘North American Plesiosaurs,” Field Columbian Museum 
Publications, Geological Series, Vol. II, No. 1, 1903, pp. 29-32. 
“Notice of Some New Reptiles from the Upper Trias of Wyoming,” 
Journal of Geology, Vol. XII, 1904, p. 696. Describes briefly Paleorhinus 
bransont and mentions other genera. Compares with Heterodontosuchus 
ABBREVIATIONS USED IN FIGURES 
alisphenoid. 
angular. 
antorbital vacuity. 
basioccipital. 
basipterygoid, processes of 
basisphenoid. 
dentary. 
ectopterygoid. 
external mandibular fenestra 
external nares. 
epipterygoid. 
exoccipital. 
frontal. 
infratemporal vacuity. 
jugal. 
lachrymal. 
lateral temporal vacuity. 
maxilla. 
nasal. 
internal nares. 
orbit. 
occipital condyle. 
Sq., 
Sale 
Vv 
otic capsule. 
palatine vacuity. 
palatine. 
parietal. 
postfrontal. 
premaxilla. 
antorbital vacuity. 
postorbital. 
prefrontal. 
Prodtic. 
presphenoidal vacuity. 
posttemporal vacuity. 
pterygoid. 
quadrate. 
quadrate foramen. 
quadratojugal. 
supraoccipital. 
surangular. 
squamosal. 
supratemporal vacuity. 
vomer. 
III, V, VI, openings of III, V, and 
VI nerves. 
Discusses 
