1889.] MR. Ww. K. PARKER ON STEATORNIS CARIPENSIS. 
189 
rough and unfinished form the same morphology of these parts as is 
found in our own Skull. 
le. 
Mec, 
m.st. 
mt.t, 
EXPLANATION OF THE PLATES. 
List of Abbreviations. 
The Roman numerals stand for nerves or nerve-foramina, 
. Acetabulum. 
7. Angulare. 
. Aliethmoid. 
. Alinasal. 
s, Alisphenoid. 
. Aliseptal. 
. Articulare. 
. Atlas. 
. Anterior tympanic recess. 
. Axis. 
. Basihyal. 
. Basi-hyobranchial. 
. Basioccipital. 
. Basipterygoid. 
i. Ist branchials (cornua ma- 
jora). 
. Basisphenoid. 
. Basitemporal. 
. Centrale and centrum. 
. Caudal vertebra. 
. Cranio-facial cleft or hinge. 
. Cerato-hyal. 
. Clavicle. 
. Coracoid. 
. Cervical vertebra. 
. Canal for vertebral artery. 
. Dentary. 
. Distal carpal. 
. Digit. 
. Dorsal vertebra. 
. Ectoethmoid. 
. External nostril. 
. Exoccipital. 
_Eustachian opening. 
Femur. 
. Fibula. 
. Fibulare. 
. Foramen magnum. 
. Furcula. 
. Humerus. 
. Internal carotid artery. 
. Interclayicle. 
. Ilium. 
Intermedium. 
. Interorbital fenestra. 
Intermedio-radiale., 
. Ischium. 
. Jugal. 
. Lacrymal, 
Lacrymal canal, 
Metacarpus. 
Metasternum. 
Metatarsus., 
Mx.p. 
N. 
- N.px. 
N.S. 
nv. 
ob.f. 
00... 
od.p. 
o.h.e. 
0.8. 
v. 
vb, 
Maxillo-palatine. 
Nasal. 
Nasal process of premaxil- 
lary. 
Neural spine. 
Naviculare. 
Obturator foramen or fenes- 
tra. 
Occipital condyle, 
Odontoid process. 
Os humero-capsulare. 
Obturator space. 
. Os uncinatum. 
Parietal. 
. Palatine. 
. Parasphenoid, 
. Pubis. 
. Perpendicular ethmoid. 
. Pterygoid. 
. Pars plana. 
. Pre-ilium, 
}. Post-ilium. 
. Pre-zygapophysis. 
. Presphenoid. 
. Post-zygapophysis. 
. Processus uncinatus. 
. Quadratum. 
. Quadrato-jugal, 
. Radiale. 
. Radius. 
. Rostrum of basisphenoid. 
. Supra-angulare. 
. Scapula. 
. Sacro-ischiadic fenestra. 
. Supra-occipital. 
. Splenial. 
. Squamosal, 
. Sacral rib. 
it. Sternum. 
. Sternal rib. 
. Sacral vertebree. 
. Tibia. 
. Teudon-canal. 
. Tympanie wing of exocci- 
pital. 
+ Temporal fossa. 
. Tarso-metatarsus, 
. Tympanie. 
Tympanic cavity, 
. Ulna. 
. Ulnare. 
Vomer. 
Vestibule, 
