239 
Par.—Parietal. 
Pa. S.—Parasphenoid. 
P. Br.) —Pharyngo-branchial of the first branchial arch articulating with 
the skull. 
P. Br.2-4—Pharyngo-branchials of the branchial arches two to four, form- 
ing the superior pharyngeal bone (S. Ph.). 
P. C.—Paroccipital condyle. 
P. Cl.—Post-clavicle. 
Per.—Pericardium. 
P. F.—Pectoral fin. 
h. ©. 1 
ue 9 |r. pharyngei of the first, second and third branchial trunks of 
ae a4 A | the vagus. 
ph. &. 
Pl. F.—Pelvic fin. 
Pl, F.’—Base of right pelvic fin. 
P, Mzx.—Premaxilla. 
a —Right and left posterior nostrils. 
p. nos. \ 
P. Op.—Pre-operculum. 
post. 1 
post. 2 | —RR. post-trematici of the first, second, third, and fourth branchial 
post. 3 | trunks of the vagus. 
4 4 
post. 
post. vii.—R. post-trematicus facialis. 
post. 1z.—R. post-trematicus glossopharyngei. 
post. cr.—Crista acustica ampulle posterioris. 
pre. 1. 
pre. 2. |—RR. pre-trematici of the first, second, third and fourth 
pre. 3. branchial trunks of the vagus. 
pre. 4. 
Pr. O.—Prootic. 
Ps. Br.—Pseudobranch. 
p. 8. ¢.—Posterior semicircular canal. 
Pt.—Pterygoid. 
Pt. O.—Pterotic. ; 
P. Tp.—Post-temporal. 
P. Zy.— Posterior zygapophysis. 
Qu.—Quadrate. 
r. v.—Root of N. trigeminus. 
rv. 1. vit.—Dorsal (sensory) roots of N. facialis. 
