Permo-Carboniferous fresh water burrows / Everett C. Olson -- and Kathryn Bolles --.

v.33:no.15(1975)

Middle Devonian fishes from the Lemhi Range of Idaho / [by] Robert H. Denison --

v.16:no.10(1968)

The Paleozoic fishes of North America /

Also issued as 51st Cong., 1st sess., House Misc. doc. no. 249.

Recherches sur les poissons fossiles ... / par Louis Agassiz.

v.4

Recherches sur les poissons fossiles ... / par Louis Agassiz.

v.2

Recherches sur les poissons fossiles ... / par Louis Agassiz.

v.3

The vertebrate fauna of the Selma Formation of Alabama.

v.3:no.8(1970)