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Achistrum beckmanni

Holothuroidea - Apodida - Achistridae

Taxonomy
Achistrum beckmanni was named by Kozur and Mostler (1971). It is considered to be a form taxon. It is a 3D body fossil. Its type locality is Köveskál, Longobardian beds, which is in a Longobardian deep subtidal limestone in the Buchenstein Formation of Hungary.

Sister species lacking formal opinion data
A. monochordatum, A. monochrodata

Synonymy list
YearName and author
1971Achistrum beckmanni Kozur and Mostler pp. 26-27 figs. Pl. 1 fig. 4

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
RankNameAuthor
—Echinozoa()
classHolothuroidea()
orderApodida
familyAchistridae
genusAchistrum
speciesbeckmanni

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.

†Achistrum beckmanni Kozur and Mostler 1971
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calciteo
Ontogeny: accretion, addition of partsp
Environment: marinep
Locomotion: actively mobileo
Life habit: epifaunalo
Diet: detritivoreo
Vision: blindc
Dispersal: waterp
Dispersal 2: planktonicp
Created: 2004-06-23 02:35:55
Modified: 2009-10-09 11:59:34
Source: o = order, c = class, p = phylum
References: Aberhan 1992, Aberhan et al. 2004, Arkadiev and Bugrova 1999

Age range: Longobardian or 239.48000 to 237.00000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Longobardian239.48 - 237.0Hungary Achistrum beckmanni (type locality: 99504)