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Schizodus subquadratus
Taxonomy
Schizodus subquadratus was named by Grabau (1931). It is a 3D body fossil. Its type locality is Jisu Honguer 1196, Hemiptychina Bed, which is in a Wordian carbonate limestone in the Zhesi Formation of China.
Sister species lacking formal opinion data
Synonymy list
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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.
†Schizodus subquadratus Grabau 1931
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| valve height | 6 | 25.9 | 15.1 | 37.5 | 26.6 | 8.74 |
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| Source: o = order, c = class | |||||
| Reference: Aberhan et al. 2004 | |||||
Age range: base of the Wordian to the top of the Capitanian or 266.90000 to 259.51000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wordian | China (Nei Mongol) | Schizodus subquadratus (type locality: 109209) | |
| Capitanian | China (Hunan) | Schizodus subquadratus (107815) | |
| Wuchiapingian | China (Hunan) | Schizodus subquadratus (97261 107820 107824) |