Basic info Taxonomic history Classification Relationships
Morphology Ecology and taphonomy External Literature Search Age range and collections

Quadragnostidae (disused)

Trilobita - Agnostida - Quadragnostidae

Synonymy list
YearName and author
1972Quadragnostidae Palmer and Gatehouse p. 9
1979Quadragnostidae Palmer and Halley p. 75

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumMandibulata
classTrilobitaWalch 1771
orderAgnostidaSalter 1864
suborderAgnostinaSalter 1864
familyQuadragnostidaeHowell
familyQuadragnostidaeHowell

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
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: slow-movingo
Life habit: epifaunalo
Diet: detritivoreo
Created: 2004-02-29 09:55:43
Modified: 2018-11-10 16:55:31
Source: o = order, c = class
References: Kiessling 2004, Aberhan et al. 2004
Collections
No collection or age range data are available