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Westgardia
Taxonomy
Westgardia was named by Rowland and Carlson (1983) [Sepkoski's age data: Cm Boto-l Sepkoski's reference number: 372].
It was assigned to Animalia by Rowland and Carlson (1983); and to Problematica by Sepkoski (2002).
It was assigned to Animalia by Rowland and Carlson (1983); and to Problematica by Sepkoski (2002).
Species
Synonymy list
Year | Name and author |
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1983 | Westgardia Rowland and Carlson p. 1317 figs. Figure 3, Table 1 |
2002 | Westgardia 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.
G. †Westgardia Rowland and Carlson 1983
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†Westgardia gigantea Rowland and Carlson 1983
Diagnosis
Reference | Diagnosis | |
---|---|---|
S. M. Rowland and S. J. Carlson 1983 | Cap-shaped shell, oval to semi-circular in outline; apex displaced center; weak concentric ornamentation valve apex, and rugae approximately bilaterally symmetrical. Internal features unknown. |