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Meniscocoryphe platycephala
Taxonomy
Leiocoryphe platycephala was named by Kobayashi (1935).
It was recombined as Meniscocoryphe platycephala by Ludvigsen et al. (1989).
It was recombined as Meniscocoryphe platycephala by Ludvigsen et al. (1989).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1935 | Leiocoryphe platycephala Kobayashi p. 49 figs. pl. 8 f. 2 |
| 1945 | Leiocoryphe transversa Rasetti p. 469 figs. pI. 61, fig. 9 |
| 1971 | Leiocoryphe platycephala Stitt p. 33 figs. PI. 4, figs. 9, 10, 12 |
| 1989 | Meniscocoryphe platycephala Ludvigsen et al. p. 61 figs. PI. 49, figs. 19-27 |
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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.
†Meniscocoryphe platycephala Kobayashi 1935
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Invalid names: Leiocoryphe transversa Rasetti 1945 [synonym]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. Ludvigsen et al. 1989 | A species of Memscocoryphe with a semielliptical subtriangular cephalon with blunt genal comers. |
Measurements
No measurements are available
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| Source: g = genus, c = class | |||||
| References: Whittington et al. 1997, Aberhan et al. 2004 | |||||
Age range: base of the Dolgellian to the top of the Sunwaptan or 490.20000 to 488.90000 Ma
Collections (17 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Sunwaptan | Canada (Newfoundland and Labrador) | Meniscocoryphe platycephala (81270 81271) | |
| Sunwaptan | Canada (Alberta) | Leiocoryphe platycephala (54094 54096 81297 81298 81301) | |
| Sunwaptan | USA (Oklahoma) | Leiocoryphe platycephala (240416 240444 240448) | |
| Dolgellian | Canada (Quebec) | Leiocoryphe transversa (8933 8934) | |
| Trempealeauan | USA (Nevada) | Leiocoryphe platycephala (233789) | |
| Trempealeauan | USA (Wyoming) | Meniscocoryphe platycephala (9774 9777) | |
| Trempealeauan | Canada (Newfoundland and Labrador) | Leiocoryphe platycephala (105858) | |
| Trempealeauan | USA (South Dakota) | Meniscocoryphe platycephala (240654) |