Flora of the Rocky Mountains and adjacent plains, Colorado, Utah, Wyoming, Idaho, Montana, Saskatchewan, Alberta, and neighboring parts of Nebraska, South Dakota, and British Columbia /by P. A. Rydberg...

1917

Oligocene sedimentation, stratigraphy, paleoecology and paleoclimatology in the big Badlands of South Dakota [by] John Clark, James R. Beerbower [and] Kenneth K. Kietzke.

v.5(1967)

Investigation of the classification of the rodent genus Eumys from the Middle Oligocene of the Big Badlands of South Dakota using multivariate statistical analysis / Sue Vilhauer Rosser --.

v.39:no.3(1978)

A fossil egg from South Dakota / by Oliver Cummings Farrington.

v.1:no.5(1899)

A new specimen of Desmatochelys lowi Williston; a primitive cheloniid sea turtle from the Cretaceous of South Dakota / Rainer Zangerl -- and Robert E. Sloan --.

v.14:no.2(1960)

A new species of Globidens from South Dakota, and a review of globidentine mosasaurs / Dale A. Russell --.

v.33:no.13(1975)

Occurrence of the alligatoroid genus Allognathosuchus in the Lower Oligocene / by Bryan Patterson -- ; Oliver Cummings Farrington -- , editor.

v.4:no.6(1931)

Cymaprimadontidae: a new family of insectivores / John Clark --

v.16:no.8(1968)

Population dynamics of Leptomeryx / [by] John Clark -- and Thomas E. Guensburg --.

v.16:no.16(1970)