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Sphenosteges
Taxonomy
Sphenosteges was named by Muir-Wood and Cooper (1960) [Sepkoski's age data: P Leon P Guad-u Sepkoski's reference number: 1,40]. Its type is Aulosteges hispidus.
It was assigned to Echinosteginae by Muir-Wood and Cooper (1960) and Williams et al. (2000); and to Strophomenida by Sepkoski (2002).
It was assigned to Echinosteginae by Muir-Wood and Cooper (1960) and Williams et al. (2000); and to Strophomenida by Sepkoski (2002).
Species
Synonymy list
Year | Name and author |
---|---|
1960 | Sphenosteges Muir-Wood and Cooper p. 108 |
2000 | Sphenosteges Williams et al. p. 597 |
2002 | Sphenosteges 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