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Utagnostus

Trilobita - Agnostida - Clavagnostidae

Taxonomy
Utagnostus was named by Robinson (1964) [Sepkoski's age data: Cm uMid-m Cm uMid-u]. It is not extant. Its type is Utagnostus trispinulus.

It was assigned to Clavagnostidae by Whittington et al. (1997); and to Agnostida by Sepkoski (2002).

Synonymy list
YearName and author
1964Utagnostus Robinson
1997Utagnostus Whittington et al. p. 373
2002Utagnostus Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
RankNameAuthor
phylumArthropodaLatreille 1829
subphylumMandibulata
classTrilobitaWalch 1771
orderAgnostidaSalter 1864
familyClavagnostidaeHowell 1937
genusUtagnostusRobinson 1964

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