File:Juvenile Orthacanthus platypternus and O. bohemicus.jpg
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Summary
| Description |
English: Fig. 2.
Juvenile Orthacanthus platypternus, Stephanian B (Upper Carboniferous) of Hamilton, USA (A) compared to juvenile of O. bohemicus, Westphalian D (Upper Carboniferous) of Bohemia, Czech Republic (B), showing the relative position of the dorsal spine. A, modified from Zidek (1993b: fig. 1); B, modified from Soler-Gijón (2004: fig. 3C). |
| Date | |
| Source | https://bioone.org/journals/acta-palaeontologica-polonica/volume-61/issue-1/app.00126.2014/Morphology-and-Histology-of-Dorsal-Spines-of-the-Xenacanthid-Shark/10.4202/app.00126.2014.full |
| Author | Kimberly G. Beck, Rodrigo Soler-Gijón, Jesse R. Carlucci, Ray E. Willis |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
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| current | 06:11, 31 March 2024 | | 2,162 × 1,107 (337 KB) | Ta-tea-two-te-to | Uploaded a work by Kimberly G. Beck, Rodrigo Soler-Gijón, Jesse R. Carlucci, Ray E. Willis from https://bioone.org/journals/acta-palaeontologica-polonica/volume-61/issue-1/app.00126.2014/Morphology-and-Histology-of-Dorsal-Spines-of-the-Xenacanthid-Shark/10.4202/app.00126.2014.full with UploadWizard |
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