Exogyra virgula, Taxa Only, Exact Match: 2 Treatments

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