Phragmoceras altidorsatum

Phragmoceras altum

Phragmoceras angustum

Phragmoceras anticostiense

Phragmoceras colliciare

Phragmoceras cuneiforme

Phragmoceras dentatum

Phragmoceras eoextenta

Phragmoceras hoyi

Phragmoceras labiatum

Phragmoceras munthei

Phragmoceras northropi