Abstract
Graptolites are not common in shell-rich, fossil-bearing beds. Numerous speecimens of Orthograptus were found associated with the brachiopods Rafinesquina and Dinorthis and with the pelecypod Pteriinea.
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November 01, 1966
Orthograptus truncatus richmondensis (Ruedemann) in the Arnheim Formation (Ordovician) in Indiana
W. B. N. Berry
Publisher: Paleontological Society
First Online:
03 Mar 2017
Online ISSN: 1937-2337
Print ISSN: 0022-3360
GeoRef, Copyright 2004, American Geological Institute. Reference includes data from Bibliography and Index of North American Geology, U. S. Geological Survey, Reston, VA, United States
Journal of Paleontology (1966) 40 (6): 1392–1394.
Article history
First Online:
03 Mar 2017
Citation
W. B. N. Berry; Orthograptus truncatus richmondensis (Ruedemann) in the Arnheim Formation (Ordovician) in Indiana. Journal of Paleontology 1966;; 40 (6): 1392–1394. doi:
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