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Baissalosteges
Taxonomy
Baissalosteges was named by Kotlyar (1989) [Sepkoski's age data: P Guad-u P Djhu Sepkoski's reference number: 1143]. Its type is Baissalosteges gracilis.
It was assigned to Echinosteginae by Williams et al. (2000); and to Strophomenida by Sepkoski (2002).
It was assigned to Echinosteginae by Williams et al. (2000); and to Strophomenida by Sepkoski (2002).
Species
B. gracilis (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1989 | Baissalosteges Kotlyar p. 119 |
| 2000 | Baissalosteges Williams et al. p. 594 |
| 2002 | Baissalosteges Sepkoski |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subo = suborder, c = class, p = phylum, uc = unranked clade | |||||
| References: Williams et al. 2000, Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: Capitanian or 264.28000 to 259.51000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Capitanian | Azerbaijan | B. gracilis (94946) |