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Becker, House & Menner |
2000 |
Revision of ammonoid biostratigraphy in the Frasnian (Upper Devonian) of the Southern Timan (Northeast Russian Platform). [R.T.Becker,M.R.House,V.V.Menner & N.S.Ovnatanova].
Acta Geologica Polonica, 50: 67-97, 10 text-figs., 3 tabls., 4 pls., Warszawa.
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Glenister |
1958 |
Upper Devonian ammonoids from the Manticoceras Zone, Fitzroy Basin, Western Australia.
Journal of Paleontology, 32: 50-96, fig.1-17, pl.5-15; Tulsa, Okla.
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Nikolaeva, Kuzmichev & Aristov |
2009 |
On Frasnian Ammonoids of the New Siberian Islands.
Paleontological Journal, 2009, 43 (2): 134-141, 4 fig.
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