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Tomagnostus
Taxonomy
Tomagnostus was named by Howell (1935) [Sepkoski's age data: Cm mMid-u Cm uMid-m Sepkoski's reference number: 80]. It is not extant.
It was assigned to Ptychagnostidae by Whittington et al. (1997); and to Agnostida by Sepkoski (2002).
It was assigned to Ptychagnostidae by Whittington et al. (1997); and to Agnostida by Sepkoski (2002).
Species
Species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1935 | Tomagnostus Howell |
1997 | Tomagnostus Whittington et al. p. 354 |
2002 | Tomagnostus 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. †Tomagnostus Howell 1935
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†Tomagnostus bothrus Robison 1994
†Tomagnostus fissus Lundgren 1879
†Tomagnostus sibiricus Pokrovskaya and Jegorova 1972
Diagnosis
No diagnoses are available