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Palaeocapulus equilateralis
Taxonomy
Platyceras equilatera was named by Hall (1859). It is a 3D body fossil.
It was corrected as Platyceras equilaterum by Keyes (1888); it was recombined as Capulus equilateralis by Keyes (1890); it was recombined as Capulus equilaterus by Keyes (1890); it was corrected as Platyceras equilateris by Hyde (1953); it was recombined as Platyceras (Orthonychia) equilaterum by Yochelson and Saunders (1967); it was recombined as Platyceras (Platyceras) equilateralis by Ausich (1978); it was corrected as Platyceras equilaterale by Batten (1984); it was recombined as Palaeocapulus equilateralis by Grabau and Shimer (1909), Wagner (2023).
It was corrected as Platyceras equilaterum by Keyes (1888); it was recombined as Capulus equilateralis by Keyes (1890); it was recombined as Capulus equilaterus by Keyes (1890); it was corrected as Platyceras equilateris by Hyde (1953); it was recombined as Platyceras (Orthonychia) equilaterum by Yochelson and Saunders (1967); it was recombined as Platyceras (Platyceras) equilateralis by Ausich (1978); it was corrected as Platyceras equilaterale by Batten (1984); it was recombined as Palaeocapulus equilateralis by Grabau and Shimer (1909), Wagner (2023).
Synonymy list
| Year | Name and author |
|---|---|
| 1859 | Platyceras equilatera Hall p. 90 |
| 1888 | Platyceras equilaterum Keyes p. 242 figs. pl. 2 f. 2-3 |
| 1890 | Capulus equilaterus Keyes p. 9 |
| 1890 | Capulus equilateralis Keyes p. 171 figs. pl. 2 |
| 1909 | Palaeocapulus equilateralis Grabau and Shimer p. 687 |
| 1953 | Platyceras equilateris Hyde p. 330 |
| 1967 | Platyceras (Orthonychia) equilaterum Yochelson and Saunders p. 170 |
| 1978 | Platyceras (Platyceras) equilateralis Ausich pp. 105 - 106 figs. pl. 12 f. 1, 3, 6-7 |
| 1984 | Platyceras equilaterale Batten p. 1191 |
| 2023 | Palaeocapulus equilateralis Wagner p. 4393 |
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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.
†Palaeocapulus equilateralis Hall 1859
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, superf = superfamily, c = class | |||||
| References: Batten 1984, Knight et al. 1960, Kiessling 2004 | |||||
Collections (13 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Osagean | USA (Ohio) | Platyceras equilatera (93067) | |
| Osagean | USA (Indiana) | Platyceras equilateralis (2257 2455) | |
| Chadian | USA (Indiana) | Platyceras equilateralis (2202 2208 2252 2439 2442 2448) Platyceras equilateris (2250 2251) | |
| Chadian - Arundian | USA (Indiana) | Platyceras equilateralis (8069) | |
| Visean | USA (Iowa) | Platyceras equilaterale (75144) |