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Digonus

Trilobita - Phacopida - Homalonotidae

Taxonomy
Digonus was named by Guerich (1909) [Sepkoski's age data: D Gedi-l D Emsi-u Sepkoski's reference number: 902,1106]. It is not extant.

It was assigned to Phacopida by Sepkoski (2002); and to Homalonotidae by Jell and Adrain (2003).

Synonymy list
YearName and author
1909Digonus Guerich
2002Digonus Sepkoski, Jr.
2003Digonus Jell and Adrain p. 366

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
RankNameAuthor
phylumArthropodaLatreille 1829
subphylumMandibulata
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
familyHomalonotidaeChapman 1890
genusDigonusGuerich 1909

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