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Morphology Ecology and taphonomy   Age range and collections

Delgadella

Trilobita - Agnostida - Hebediscidae

Taxonomy
Delgadella was named by Walcott (1908) [Sepkoski's age data: ]. It is not extant.

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

Synonyms
Synonymy list
YearName and author
1908Delgadella Walcott
1940Pagetiellus Lermontova
1997Delgadella Whittington et al. p. 388
2002Delgadella Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
RankNameAuthor
phylumArthropodaLatreille 1829
subphylumMandibulata
classTrilobitaWalch 1771
orderAgnostidaSalter 1864
familyHebediscidaeKobayashi 1944
genusDelgadellaWalcott 1908

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