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Acastava lerougei

Trilobita - Phacopida - Acastidae

Taxonomy
Acastava lerougei was named by van Viersen (2013) [Paratypes: NHMM 2011006B, internal and external moulds of an incompletely exposed enrolled dorsal exoskeleton; NHMM 2011006C, a cephalon; NHMM 2011006D, a partial thoracopygon; all on the same rock slabs (counterparts) as the holotype. Specimens preserved as internal and external moulds; silicone casts created.]. Its type specimen is NHMM 2011006A, an exoskeleton, and it is a mold. Its type locality is Disused GrimbiƩmont quarry , which is in an Emsian marine siltstone in the Hierges-Hampteau Formation of Belgium.

Sister species lacking formal opinion data

Synonymy list
YearName and author
2013Acastava lerougei van Viersen p. 5 figs. Fig. 4A-G, I-J, L

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
suborderPhacopinaStruve 1959
superfamilyAcastoidea
familyAcastidaeDelo 1935
genusAcastavaRichter 1954
specieslerougei

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.

Acastava lerougei van Viersen 2013
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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: fast-movingc
Life habit: low-level epifaunalc
Diet: carnivoresubo
Vision: well-developedf
Created: 2009-12-15 22:42:55
Modified: 2009-12-16 00:42:55
Source: f = family, subo = suborder, c = class
References: Aberhan et al. 2004, Whittington et al. 1997, Fortey and Owens 1999

Age range: Late/Upper Emsian or 402.50000 to 391.90000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Late/Upper Emsian402.5 - 391.9Belgium (Luxembourg) Acastava lerougei (type locality: 229156)