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Frognaspis

Trilobita - Ptychopariida - Ityophoridae

Taxonomy
Frognaspis was named by Nikolaisen (1965). Its type is Frognaspis stoermeri.

It was assigned to Asaphida by Sepkoski (2002); and to Ityophoridae by Nikolaisen (1965), Owen and Bruton (1980) and Jell and Adrain (2003).

Synonymy list
YearName and author
1965Frognaspis Nikolaisen
1980Frognaspis Owen and Bruton
2002Frognaspis Sepkoski, Jr.
2003Frognaspis Jell and Adrain p. 377

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
RankNameAuthor
phylumArthropodaLatreille 1829
subphylumMandibulata
classTrilobitaWalch 1771
orderPtychopariidaSwinnerton 1915
familyItyophoridae
genusFrognaspisNikolaisen 1965

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