The fauna of the Keyser member of the Helderberg formation in Maryland
By: by Thomas Poole Maynard.
Publisher: Johns Hopkins Press
Published: 1913
Place of publication: Baltimore
Language: eng
Number of pages: 52
Subjects: Paleontology -- Maryland; Paleontology -- Devonian
Notes: Thesis--Johns Hopkins University.
Vita.
"All references to figures are to the Lower Devonian report of the Maryland Geological Survey in which the plates and text were published."