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Morphology Ecology and taphonomy   Age range and collections

Toragnostus

Trilobita - Agnostida - Phalacromidae

Taxonomy
Toragnostus was named by Robison (1988) [Sepkoski's age data: Cm uMid-u Sepkoski's reference number: ZR89]. It is not extant.

It was assigned to Agnostida by Sepkoski (2002); and to Phalacromidae by Ergaliev and Ergaliev (2008).

Synonymy list
YearName and author
1988Toragnostus Robison
2002Toragnostus Sepkoski, Jr.
2008Toragnostus Ergaliev and Ergaliev

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
RankNameAuthor
phylumArthropodaLatreille 1829
subphylumMandibulata
classTrilobitaWalch 1771
orderAgnostidaSalter 1864
familyPhalacromidaeHawle and Corda 1847
genusToragnostusRobison 1988

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