Freiberger Forschungs-Hefte, C, 419: p.130-142, fig.1-3; Leipzig.
Journal of Paleontology, 76 (3): 574-577, 5 fig., Lawrence, KS.
| Authors | Year | Title | |
|---|---|---|---|
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Bartzsch & Weyer | 1988 |
Die unterkarbonische Ammonoidea-Subfamilia Karagandoceratinae.
Freiberger Forschungs-Hefte, C, 419: p.130-142, fig.1-3; Leipzig.
|
|
|
Work & Manger | 2002 |
Masonoceras, a new karagandoceratid ammonoid from the lower Mississippian (lower Osagean) of Kentucky.
Journal of Paleontology, 76 (3): 574-577, 5 fig., Lawrence, KS.
|