840 REPORT OF COMMISSIONER OP FISH AND FISHERIES. [04] 



Pa. Parietal. 



Pe. Petrosal. (SagemeW.) 



P/. Pectoral fin. 



pi. Dr. Sagemehl gives this in Ms figures, but not in Ms list. 



Pmx. Premaxillary. 



P. Op. Preoperculum. 



^- *"■• ] Postorbitals. 

 P. or\ S 



Prf. Prefrontal. 



Pr. 0. Prootic. 



Pr. S. Parasphenoid. 



P. Sc. or Ps. Proscapula (Plate XIV, Fig. 35). Ps. Parasphenoid of Sagemehl. 



Psf. Postfrontal. 



Psto. T. Posterotemporal. 



Pat. T. Posttemporal. 



Pi. 0. Pterotic. 



Pv. Pelvis. 



q. Operculum. (Franque.) 



g^ Interoperculum. (Franque.) 



g*. Subopercnlum. (Franque.) 



q^. Preoperculum. (Franque.) 



Qu. Quadrate. 



ro. Facet for articulation with operculum. 



8. Os ptery go ideum externum seu transversum. (Franque.) 



Sag. or S. Ang. Surangular. 



Sb. 0. and Sb. o^. Suborbitals. 



Sc. Suprascapula. 



S. eth. Supraethmoid. 



si. Supralinear. 



Smx or Sm. Intermaxilla, septomaxillary. 



S. 0. Supraoccipital. 



S. Op. Suboperculum. 



Sq. Squamosal. 



S. tp. Supratemporal of Bridge and the author ; extrascapula of Sagemehl. 



Sym. Symplectic. 



T. Telcotemporal. 



T^. Lower teleotemporal. 



Til. Teeth. 



tg. Temporal fossa. 



tr. Foramen for the first branch of trigeminal nerve. Tr. For the second and third 



branches of the same. 

 V. Foramen for exit of vagus. 

 r.f. Ventral fin. 

 vg. Vagus foramen. 

 Vo. Vomer. 



X. Two small pieces of cartilage posterior part of cranium of Amia. (Sagemehl.) 

 Yn. Coracoid of Jmw (in cartilage). 

 z. One of the ossifications of Meckel's cartilage ; the one marked a in Plate V, Figs. 



17 and 18. 



