Articles | Volume 29, issue 1
https://doi.org/10.1144/jm.29.1.73
https://doi.org/10.1144/jm.29.1.73
01 Apr 2010
 | 01 Apr 2010

The Ordovician zone index conodont Amorphognathus ordovicicus Branson & Mehl, 1933 from its type locality and the evolution of the genus Amorphognathus Branson & Mehl, 1933

Stig M. Bergström and Stephen A. Leslie

Cited articles

T., An: The Lower Paleozoic conodonts of South ChinaBeijing University Press, Beijing, 238pp., 1987.
S. M., Bergström: Conodonts from the Ludibundus Limestone (Middle Ordovician) of the Tväen area (S.E. Sweden), Arkiv för Mineralogi och Geologi, 3, 1-61, 1962.
S. M., Bergström: Conodont biostratigraphy of the Middle and Upper Ordovician of Europe and eastern North America, Geological Society of America Memoir, 127, 83-161, 1971.
S. M., Bergström: Middle and Upper Ordovician conodont and graptolite biostratigraphy of the Marathon, Texas graptolite zone reference standard, Palaeontology, 21, 723-758, 1978.
S. M., Bergström: Biogeography, evolutionary relationships, and biostratigraphic significance of Ordovician platform conodonts, Fossils and Strata, 15, 35-58, 1983.