A contribution to the Lower Devonian faunas of Maryland
By: by Daniel Webster Ohern.
Publisher: Johns Hopkins Press
Published: 1913
Place of publication: Baltimore
Language: eng
Number of pages: 62
Subjects: Paleontology -- Devonian.; Paleontology -- Maryland.
Notes: Thesis (Ph. D.)--Johns Hopkins University, 1907.
"All references to figures are to the Lower Devonian report of the Maryland geological survey in which these plates and text were published."
Life.