1892 Arcestes tridens Rothpletz: 87, pl.9 fig.4.
1902 Popanoceras tridens.-Frech: 472, text-fig.7.
1915 Popanoceras tridens Haniel: 102, pl.52 (7) fig.2-5.
---- Popanoceras tridens forma zeta Haniel: 105.
1927 Stacheoceras tridens.-Smith: 50, pl.13 fig.18-21.
1931 Neostacheoceras tridens.-Schindewolf: 201 [Neostacheoceras tridens (ROTHPL.), s.str., = Popanoceras tridens
forma zeta HAN.]
1932 Stacheoceras tridens.-Wanner: 271.
1936 Stacheoceras tridens.-Böhmers: 46, text-figs.26, 30, 31.
1947 Stacheoceras tridens.-Hayasaka: 24.
| Suborder: |
Goniatitina
|
| Superfamily: |
Cycloloboidea
|
| Family: |
Vidrioceratidae
|
| Genus: |
Stacheoceras
|
| Species: | tridens |
| Qualifier: | ss |
| Author: |
Rothpletz 1892,p.87
|
| Lower Boundary: |
RIT Amarassi beds base, 260.4 million years
|
| Upper Boundary: |
RIT Amarassi beds top, 258 million years
|