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

Amecephaloides

Trilobita - Ptychopariida - Alokistocaridae

Taxonomy
Amecephaloides was named by Repina (1964). It is not extant.

It was assigned to Trilobita by Repina et al. (1999); and to Alokistocaridae by Jell and Adrain (2002).

Synonymy list
YearName and author
1964Amecephaloides Repina
1999Amecephaloides Repina et al. p. 9
2002Amecephaloides Jell and Adrain p. 465

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

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
subclassLibristoma
orderPtychopariidaSwinnerton 1915
familyAlokistocaridaeResser 1939
genusAmecephaloidesRepina 1964

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.

G. †Amecephaloides Repina 1964
show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Entire body: yesf
Adult length: 10 to < 100f
Adult width: 10 to < 100f
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: carnivorec
Vision: well-developedf
Created: 2009-06-11 14:35:35
Modified: 2009-12-19 05:47:01
Source: f = family, c = class
References: Hendy 2009, Aberhan et al. 2004

Age range: Lenian or 516.00000 to 510.20000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Lenian516.0 - 510.2Russian Federation (Kemorovo) A. sp. (57023 57028)