Silicified Middle Ordovician trilobites
Subtitle: Remopleurididae, Trinucleidae, Raphiophoridae, Endymioniidae
By: by H.B. Whittington.
Series: Bulletin of the Museum of Comparative Zoology -- v. 121, no. 8
Publisher: Museum of Comparative Zoology
Published: 1959
Place of publication: Cambridge, Mass
Language: eng
Number of pages: 496
Subjects: Trilobites.; Paleontology -- Ordovician.; Paleontology -- Virginia