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Amecephalus strangulatus

Artiopoda - Ptychopariida - Alokistocaridae

Taxonomy
Amecephalus strangulatus was named by Mason (1935). It is a 3D body fossil. Its type locality is Marble Mountains, near Cadiz (coll. Bradley and Mason 1934), which is in a Delamaran marine limestone/shale in the Cadiz Formation of California.

Sister species lacking formal opinion data

Synonymy list
YearName and author
1935Amecephalus strangulatus Mason p. 106 figs. Plate 15, figs. 8, 9

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
EcdysozoaAguinaldo et al. 1997
Panarthropoda
phylumArthropodaGravenhorst 1843
RankNameAuthor
classArtiopodaHou and Bergstrom
classTrilobitaWalch 1771
subclassLibristoma
orderPtychopariidaSwinnerton 1915
familyAlokistocaridaeResser 1939
genusAmecephalusWalcott 1924
speciesstrangulatus

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.

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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Entire body: yesg
Adult length: 10 to < 100g
Adult width: 10 to < 100g
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: carnivorec
Vision: well-developedf
Created: 2009-06-02 14:42:12
Modified: 2009-06-02 16:42:12
Source: g = genus, f = family, c = class
References: Aberhan et al. 2004, Hendy 2009

Age range: Delamaran or 509.70000 to 505.30000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Delamaran509.7 - 505.3USA (California) Amecephalus strangulatus (type locality: 191414)