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Ombergia
Taxonomy
Ombergia was named by Holmer et al. (2000). Its type is Ombergia mirabilis.
It was assigned to Acrotretidae by Holmer et al. (2000).
It was assigned to Acrotretidae by Holmer et al. (2000).
Species
O. mirabilis (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 2000 | Ombergia Holmer et al. p. 374 |
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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
| Reference | Diagnosis | |
|---|---|---|
| L. E. Holmer et al. 2000 | Shell subcircular with convex posterior margin; ventral valve highly conical, bearing extremely long external pedicle tube; ventral pseudointerarea catacline to slightly procline, divided by weak intertrough; dorsal valve weakly convex with subtriangular pseudointerarea, occupying about half of valve width, divided by broad, triangular median groove; ventral interior dominated by apical process, occluding the umbo; dorsal median septum low, subtriangular, slightly buttressed posteriorly; dorsal cardinal muscle scars large, raised, extending anteriorly to mid-valve length. |