Nanogyra (Palaeogyra) virgula Deshayes 1831, n. sp.
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|
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Koppka, Jens, 2015, Revision of the Bivalvia from the Upper Jurassic Reuchenette Formation, Northwest Switzerland — Ostreoidea, Zootaxa 3927 (1), pp. 1-117
: 32-35
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32-35 |
Nanogyra (Nanogyra) nana J. Sowerby 1822, sp. nov.
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Koppka, Jens, 2015, Revision of the Bivalvia from the Upper Jurassic Reuchenette Formation, Northwest Switzerland — Ostreoidea, Zootaxa 3927 (1), pp. 1-117
: 22-29
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22-29 |