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| Original Usage: | Ptychotrygon Jaekel 1894 | |
|---|---|---|
| Rank: | Genus |
No BHL Results
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| Spelling: | Ptychotrygon | |
| Authorship: | Jaekel 1894 in |
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| Publication: | Neoselachians (Chondrichthyes, Elasmobranchii) from the Lower and lower Upper Cretaceous of north‐eastern Spain. Zoological Journal of the Linnean Society 155: 316-347. | |
| Page: | ||
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