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Phtanoncoceras oelandense
Taxonomy
Phtanoncoceras oelandense was named by Evans and King (1990). It is not extant. Its type specimen is NRM-PZ Mo 158453, a shell. Its type locality is Hälludden cliff section (upper part of Gillberga Fm.), which is in a Hunderum/Valaste deep subtidal shelf wackestone in the Gillberga Formation of Sweden. It is the type species of Phtanoncoceras.
Synonymy list
Year | Name and author |
---|---|
1990 | Phtanoncoceras oelandense Evans and King pp. 625, 626 figs. 2; 1-4 Pl. 1 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Phtanoncoceras oelandense Evans and King 1990
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Diagnosis
No diagnoses are available