Stephanoceras (Normanites) platystoma (WEST, 1954) |
Bajocium, 167.7 – 171.6 Mio. Jahre |
| Humphriesianum-Schichten |
| Thürnen, Kanton Basel-Land, Schweiz |
| Grösse: 6.1 cm |
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Stephanoceras (Normanites) platystoma (WEST, 1954) |
Bajocium, 167.7 – 171.6 Mio. Jahre |
| Humphriesianum-Schichten |
| Thürnen, Kanton Basel-Land, Schweiz |
| Grösse: 6.1 cm |
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