Treatise on invertebrate paleontology /

"Treatise Online publishes chapters prepared for parts of the Treatise on Invertebrate Paleontology as they are ready, rather than waiting for an entire hard copy Treatise to be printed"--Treatise Online website

Dictionary of geological terms (exclusive of stratigraphic formations and paleontologic genera and species)

"Authors quoted": p. [5]-[6]

Paleochannel across Louden Anticline, Fayette County, Illinois : its relation to stratigraphic entrapment of petroleum in the Cypress sandstone /

Includes bibliographical references.

Stratigraphic correlations of the Seelyville, Dekoven, and Davis coals of Illinois, Indiana, and western Kentucky /

Errata slip inserted.

Paleontology of the Eureka district.

Mode of access: Internet.

Maryland geological survey

Mode of access: Internet.

Bulletins of American paleontology.

GeoRef

The Permian of Mongolia;

Mode of access: Internet.

Devonian.

Mode of access: Internet.

The paleontology of the Niagaran limestone in the Chicago area

Issued in parts, paged continuously.

Text-book of paleontology,

Mode of access: Internet.

Stratigraphic paper.

Mode of access: Internet.