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†Pseudocalycoceras (Neocalycoceras) Thomel 1969
urn:lsid:organismnames.com:name:267257
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†Pseudocalycoceras (Neocalycoceras) Thomel 1969
Thomel 1969. Reflexions sur les genres Eucalycoceras et Protacanthoceras (Ammonoidea). Comptes r hebd Seanc Acad Sci Paris, 268D 1969: 649-652