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Achistrum issleri

Holothuroidea - Apodida - Achistridae

Taxonomy
Ancistrum issleri was named by Croneis and McCormack (1932). It is considered to be a form taxon.

It was recombined as Achistrulum issleri by Deflandre-Rigaud (1962); it was recombined as Achistrum (Achistrum) issleri by Fletcher (1962), Garbowska and Wierzbowski (1967), Górka and Luszczewska (1969) and Soodan and Whatley (1987); it was recombined as Achistrum issleri by Deflandre-Rigaud (1952), Mostler and Rahimi-Yazd (1976), Henderson et al. (1992) and Krainer and Mostler (1997).

Sister species lacking formal opinion data
A. monochordatum

Synonymy list
YearName and author
1932Ancistrum issleri Croneis and McCormack p. 144 figs. pl. 18 figs 50, 51
1952Achistrum issleri Deflandre-Rigaud p. 9
1962Achistrulum issleri Deflandre-Rigaud p. 90
1962Achistrum (Achistrum) issleri Fletcher p. 324 figs. fig. 5
1967Achistrum (Achistrum) issleri Garbowska and Wierzbowski p. 529 figs. fig. 3 A-F
1969Achistrum (Achistrum) issleri Górka and Luszczewska p. 382 figs. pl. 79 fig. 1
1976Achistrum issleri Mostler and Rahimi-Yazd p. 13 figs. pl. 3 figs 17, 19
1987Achistrum (Achistrum) issleri Soodan and Whatley p. 167 figs. pl. 1 figs A-D, P
1992Achistrum issleri Henderson et al. p. 13 figs. Pl. 2 fig. H
1997Achistrum issleri Krainer and Mostler p. 15

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

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 issleri Croneis and McCormack 1932
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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 et al. 2004, Arkadiev and Bugrova 1999, Aberhan 1992

Age range: base of the Wuchiapingian to the top of the Early/Lower Kimmeridgian or 259.90000 to 150.80000 Ma

Collections (17 total)


Time interval Ma Country or state Original ID and collection number
Wuchiapingian259.9 - 254.17Iran Achistrum issleri (75773)
Liasicus201.3 - 196.5Austria Achistrum issleri (227858)
Sinemurian199.3 - 190.8France (Basse-Normandie) Achistrum issleri (93454)
Pliensbachian190.8 - 182.7France (Basse-Normandie) Achistrum issleri (93533)
Early/Lower Bathonian167.7 - 164.7Poland Achitrum issleri (97976)
Middle Bathonian167.7 - 164.7Poland Achitrum issleri (63077)
Oxfordian163.5 - 157.3United Kingdom (England) Achistrum issleri (94458 94461 94462 94465 94466)
Oxfordian163.5 - 157.3France (Basse Normandie) Achistrulum issleri (94628)
Late/Upper Oxfordian161.2 - 155.7United Kingdom (Yorkshire) Achistrum issleri (94289)
Late/Upper Oxfordian161.2 - 155.7Poland Achistrum issleri (78597)
Middle Oxfordian161.2 - 155.7Switzerland Achistrum issleri (58568)
Early/Lower Kimmeridgian155.7 - 150.8Poland Achistrum issleri (78621 78627)