Journal of Paleontology, 46: 303-314, fig.1-4, pl.1-2; Tulsa, Okla.
In: Wiedmann,J. & Kullmann,J. (Eds.), Cephalopods - Present and Past: 29-42, 6 text-figs., Stuttgart.
| Authors | Year | Title | |
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Manger & Quinn | 1972 |
Carboniferous dimorphoceratid ammonoids from northern Arkansas.
Journal of Paleontology, 46: 303-314, fig.1-4, pl.1-2; Tulsa, Okla.
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Manger | 1988 |
Phylogeny of the Carboniferous Ammonoid Family Dimorphoceratidae.
In: Wiedmann,J. & Kullmann,J. (Eds.), Cephalopods - Present and Past: 29-42, 6 text-figs., Stuttgart.
|