Permian

Fauna of the Vale and Choza.

Everett Claire Olson.

A monograph of Carboniferous and Permian Foraminifera (the genus Fusulina excepted).

Henry Bowman Brady

Review of the Pelycosauria

Alfred Sherwood Romer and Llewellyn I. Price.

Stratigraphy and paleontology of the Permian Nosoni and Dekkas formations (Bollibokka Group)

Alan H. Coogan

When life nearly died: the greatest mass extinction of all time

Michael J. Benton.

Die zur dyas gehörigen gesteine des südlichen Odenwaldes

Von Dr. Emil Cohen ... Nebst zwei lithographirten und colorirten Karten.

Turbidite und Olisthostrome-Sädimentationsphänomene des Werra-Sulfites (Zechstein 1) am Osthang der Eichsfeld-Schwelle im Gebiet des Südharzes

Rudolf Meier

The Productinæ of the Artinskian Cracow fauna of Queensland.

D. Hill

The Permian reef complex of the Guadalupe Mountains region, Texas and New Mexico: a study in paleoecology

by Norman D. Newell [and others]

Permian fusulinaceans and stratigraphy at Blind Fiord, southwestern Ellesmere Island

W. W. Nassichuk and Garner L. Wilde.