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Acompsoceras inconstans Zone, A Lower Cenomanian Marker Horizon in Trans-Pecos Texas, U. S. A
W. A. Cobban, and W. J. Kennedy
1989
Article
Neues Jahrbuch für Geologie und Paläontologie
178(2):133-145
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Taxa discussed in this work:
Ojianagiceras
Ojinagiceras
Ojinagiceras ojinagaense
Taxonomy:
Ojinagiceras ojinagaense
belongs to
Ojinagiceras
- Cobban and Kennedy (1989)
Ojinagiceras
belongs to
Stoliczkaiinae
- Cobban and Kennedy (1989)
Euhystrichoceras
belongs to
Mortoniceratinae
- Cobban and Kennedy (1989)