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Elrathiella

Trilobita - Ptychopariida - Alokistocaridae

Taxonomy
Elrathiella was named by Poulson (1927) [Sepkoski's age data: Cm mMid-u Sepkoski's reference number: 81,379]. It is not extant.

It was assigned to Ptychopariida by Sepkoski (2002); and to Alokistocaridae by Jell and Adrain (2003).

Species
Species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
1927Elrathiella Poulson
2002Elrathiella Sepkoski, Jr.
2003Elrathiella Jell and Adrain p. 465

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumMandibulata
classTrilobitaWalch 1771
orderPtychopariidaSwinnerton 1915
suborderPtychopariinaRichter 1933
familyAlokistocaridaeResser 1939
genusElrathiellaPoulson 1927

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