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Leptochondria hataii
Taxonomy
Leptochondria hataii was named by Murata (1973). Its type specimen is IGPS 92661, a valve (right valve), and it is a mold. Its type locality is Hikado, Motoyoshi-cho, Motoyoshi-gun, Miyagi Prefecture, which is in a Spathian marine siliciclastic in the Osawa Formation of Japan.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1973 | Leptochondria hataii Murata p. 273 figs. Pl 29, figs 1-13 |
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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.
†Leptochondria hataii Murata 1973
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 1 | 13.6 | - | - | - | - | |
| valve height | 6 | 15.4 | 12.5 | 24.2 | 14.4 | 4.44 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Aberhan et al. 2004 | |||||
Age range: Spathian or 248.10000 to 246.70000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Induan - Olenekian | Japan (Miyagi) | Leptochondria hataii (40226 40227) | |
| Spathian | Japan | Leptochondria hataii (type locality: 113887 113888 113889 113890) |