Page:An Introduction to the Study of Fishes.djvu/20



Families: Carchariidæ (Blue Shark, Tope, Hammer-head, Hound), 316—Lamnidæ (Porbeagle, Carcharodon, Fox-Shark, Basking-Shark), 319—Rhinodontidæ, 323—Notidanidæ, 324—Scylliidæ; (Dog-fishes), 325—Hybodontidæ, 328—Cestraciontidæ (Port Jackson Shark), 328—Spinacidæ (Spiny Dogs, Greenland Shark), 330—Rhinidæ, 334—Pristiophoridæ, 335.

Families : Pristidæ (Saw-fishes) 336—Rhinobatidæ, 337—Torpedinidæ (Electric Rays), 338—Rajidæ (Rays and Skates), 340—Trygonidæ (Sting Rays), 342—Myliobatidæ (Eagle Rays), 344.

Family: Chimæridæ, 348.

Families: Sirenidæ (Lepidosiren, Protopterus, Ceratodus), 355—Ctenododipteridæ, 359—Phaneropleuridæ, 360.

Families: Acipenseridæ (Sturgeons), 360—Polyodontidæ, 362.