239 



Par. — Parietal. 



Pa. S. — Parasphenoid. 



p. Br.^ — Pharyngo-branchial of the first branchial arch articulating with 

 the skull. 



P. Br:^-* — Pharyngo-branchials of the branchial arches two to four, form- 

 ing the superior pharyngeal bone [S. Ph.). 



P. C. — Paroccipital condyle. 



P. CI. — Post-clavicle. 



Per. — Pericardium. 



P. F. — Pectoral fin. 



— RR. pharyngei of the first, second and third branchial trunks of 

 pli. X. I V ^j^g ^^^^ 



pU. X. 3 J 



PI. F.— Pelvic fin. 



PI. F.' — Base of right pelvic fin. 



P. Mx. — Premaxilla. 



^ ■ ' - — Right and left posterior nostrils. 

 p. nos.^ 



P. Op. — Pre-operculuni. 



post. 1 \ 



post. 2 I — RR. post-trematici of the first, second, third, and fourth branchial 



post. 3 [ trunks of the vagus. 



post. 4) 



post. vii. — R. post-trematicus facialis. 



]X}st. ix. — R. post-trematicus glossopharyngei. 



post. cr. — Crista acustica ampullae posterioris. 



p)re. 1. \ 



pre. 2. I — RR. pre-trematici of the first, second, third and fourth 



2)re. 3. | branchial trunks of the vagus. 



pre. 4. I 



Pr. 0.— Prootic. 



Ps. Br. — Pseudobranch. 



p. s. c. — Posterior semicircular canal. 



Pt. — Pterygoid. 



Pt. 0.— Pterotic. 



P. Tp. — Post-temporal. 



P. Zy. — Posterior zygapophysis. 



Qh. — Quadrate. 



r. V. — Root of N. trigeminus. 



r. 1. vii. — Dorsal' (sensory) roots of N. facialis. 



