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Platyostoma cornutum
Taxonomy
Pileopsis cornuta was named by Hisinger (1837). It is not a trace fossil.
It was recombined as Platyceras cornutum by Lindström (1884) and Pitcher (1939); it was recombined as Platyceras (Platyostoma) cornutum by Poulsen (1974), Peel (1977) and Peel (1979); it was recombined as Platyceras (Platyceras) cornutum by Rohr et al. (1981); it was recombined as Platyostoma cornutum by Wagner (2023).
It was recombined as Platyceras cornutum by Lindström (1884) and Pitcher (1939); it was recombined as Platyceras (Platyostoma) cornutum by Poulsen (1974), Peel (1977) and Peel (1979); it was recombined as Platyceras (Platyceras) cornutum by Rohr et al. (1981); it was recombined as Platyostoma cornutum by Wagner (2023).
Subspecies
Synonymy list
Year | Name and author |
---|---|
1837 | Pileopsis cornuta Hisinger p. 41 figs. pl. 12 f. 11 |
1884 | Platyceras cornutum Lindström pp. 63 - 67 figs. pl. 2 f. 29-51; pl. 3 f. 6-9, 19-26 |
1939 | Platyceras cornutum Pitcher pp. 114 - 115 |
1974 | Platyceras (Platyostoma) cornutum Poulsen pp. 11 - 12 figs. pl. 2 f. 8-12 |
1977 | Platyceras (Platyostoma) cornutum Peel p. 32 figs. pl. 3 f. 9, 15, 21; pl. 4 f. 18, 21-22, |
1979 | Platyceras (Platyostoma) cornutum Peel p. 66 figs. f. 3 a-b, d |
1981 | Platyceras (Platyceras) cornutum Rohr et al. p. 335 |
2023 | Platyostoma cornutum Wagner p. 674 |
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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.
†Platyostoma cornutum Hisinger 1837
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†Platyceras (Platyceras) cornutum loricatum Lindström 1884
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Diagnosis
No diagnoses are available