Alaskan Cephalopods

Jurassic : Pliensbachian

Amaltheus Arieticeras Fanninoceras

Amaltheus

Fanninoceras

Arieticeras

Fanninoceras

Leptaleoceras

Protogrammoceras

Fanninoceras

Protogrammoceras

Leptaleoceras

©2001 Curvin Metzler