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Achlysopsis

Trilobita - Ptychopariida - Ptychopariidae

Taxonomy
Achlysopsis was named by Fritz (1968).

It was assigned to Ptychopariidae by Jell and Adrain (2002).

Synonymy list
YearName and author
1968Achlysopsis Fritz p. 218
2002Achlysopsis Jell and Adrain p. 337

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
subclassLibristoma
orderPtychopariidaSwinnerton 1915
familyPtychopariidaeMatthew 1887
genusAchlysopsis

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. †Achlysopsis Fritz 1968
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†Achlysopsis brighamensis Resser 1939
†Achlysopsis hemitora Fritz 1968
†Achlysopsis liokata Fritz 1968
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
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: carnivorec
Vision: well-developedf
Created: 2009-06-11 20:00:46
Modified: 2009-12-19 06:30:51
Source: f = family, c = class
References: Aberhan et al. 2004, Hendy 2009

Age range: base of the Dyeran to the top of the Delamaran or 515.30000 to 506.50000 Ma

Collections (8 total)


Time interval Ma Country or state Original ID and collection number
Dyeran515.3 - 511.2USA (Utah) A. punctatum (75634) Alokistocarella brighamensis (75633)
Delamaran511.2 - 506.5USA (California) Alokistocarella brighamensis (149645)
Delamaran511.2 - 506.5USA (Nevada) A. hemitora (77204) A. liokata (77205) Alokistocarella brighamensis (149607)
Delamaran511.2 - 506.5USA (Utah) A. liokata (10533)
Templetonian508.0 - 504.5USA (Nevada) A. brighamensis (225158)