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Deltacephalaspis

Trilobita - Phacopida - Calmoniidae

Taxonomy
Deltacephalaspis was named by Eldredge and Ormiston (1979) [Sepkoski's age data: D Emsi-l D Emsi-u Sepkoski's reference number: 1106]. It is not extant.

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

Synonymy list
YearName and author
1979Deltacephalaspis Eldredge and Ormiston
2002Deltacephalaspis Sepkoski, Jr.
2003Deltacephalaspis Jell and Adrain p. 365

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
RankNameAuthor
phylumArthropodaLatreille 1829
subphylumMandibulata
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
familyCalmoniidaeDelo 1935
genusDeltacephalaspisEldredge and Ormiston 1979

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