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| Morphology | Ecology and taphonomy | Map | Age range and collections |
Tomagnostella
Taxonomy
Tomagnostella was named by Kobayashi (1939) [Sepkoski's age data: Cm uMid-m Cm Dres-l]. It is not extant.
It was assigned to Spinagnostidae by Whittington et al. (1997); to Agnostida by Sepkoski (2002); and to Ptychagnostidae by Jell and Adrain (2003).
It was assigned to Spinagnostidae by Whittington et al. (1997); to Agnostida by Sepkoski (2002); and to Ptychagnostidae by Jell and Adrain (2003).
Synonymy list
| Year | Name and author |
|---|---|
| 1939 | Tomagnostella Kobayashi |
| 1997 | Tomagnostella Whittington et al. p. 358 |
| 2002 | Tomagnostella Sepkoski, Jr. |
| 2003 | Tomagnostella Jell and Adrain p. 454 |
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