A new species of the fossorial mammal Arctoryctes from the Oligocene of Colorado / Charles A. Reed --

v.10:no.24(1956)

Fauna of the Vale and Choza : Lysorophus : Vale and Choza ; Diplocaulus, Cacops and Eryopidae : Choza / Everett Claire Olson --

v.10:no.25(1956)

Diplocaulus : a study in growth and variation / Everett Claire Olson --

v.11:no.2(1951)

Sedimentary structures from the Carbondale Formation (Middle Pennsylvanian) of Northern Illinois / Charles W. Shabica --.

v.33:no.29(1978)

Fauna of the Vale and Choza : Diadectes, Xenacanthus, and specimens of uncertain affinities / Everett Claire Olson --

v.10:no.27(1956)

Archaeological survey in the Juli-Desaguadero region of Lake Titicaca Basin, Southern Peru / Charles Stanish, et al.

n.s. no.29(1997)

The family Diadectidae and its bearing on the classification of reptiles / Everett Claire Olson --

v.11:no.1(1947)

Fauna of the Vale and Choza : a new Trematopsid amphibian from the Vale formation / Everett Claire Olson --

v.10:no.26(1956)

Generelle morphologie der organismen. Allgemeine grundzüge der organischen formen-wissenschaft, mechanisch begründet durch die von Charles Darwin reformirte descendenztheorie, von Ernst Haeckel.

bd. 1

Genus-group names of bees and supplemental family-group names / by Charles D. Michener.

no.1