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Calycoceras (Newboldiceras) hippocastanum
Taxonomy
Ammonites hippocastanum was named by Sowerby (1826) [= 1966 Lotzeites crassum THOMEL ; PORTHAULT et al., p. 428, pl. 8, figures 3 - 5.
= 1972 Lotzeites crassum THOMEL, p. 78, pl. 26, figures 10 - 12.]. Its type specimen is GSM 37667 and is a 3D body fossil.
It was recombined as Acanthoceras hippocastanum by Juignet and Kennedy (1976); it was recombined as Calycoceras (Newboldiceras) hippocastanum by Kennedy (2020).
It was recombined as Acanthoceras hippocastanum by Juignet and Kennedy (1976); it was recombined as Calycoceras (Newboldiceras) hippocastanum by Kennedy (2020).
Sister species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1826 | Ammonites hippocastanum Sowerby p. 23 figs. pl. 514 f. 2 |
| 1965 | Calycoceras (Lotzeites) crassum Thomel p. 428 figs. Pl. VIII fig. 3-5 |
| 1972 | Calycoceras (Lotzeites) crassum Thomel |
| 1976 | Acanthoceras hippocastanum Juignet and Kennedy pp. 120 - 121 |
| 1994 | Calycoceras crassum Kennedy |
| 2020 | Calycoceras (Newboldiceras) hippocastanum Kennedy pp. 216 - 217 figs. Pl. 26, Figs 1–3, 7–9 |
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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.
†Calycoceras (Newboldiceras) hippocastanum Sowerby 1826
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Invalid names: Lotzeites crassum Thomel 1965 [synonym]
Diagnosis
No diagnoses are available