Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Acanthodistacodus compositus

Conodonta - Conodontophorida - Acanthodontidae

Taxonomy
Paltodus compositus was named by Moskalenko (1973). Its type specimen is Bolshaya Nirunda 397/20, a set of teeth, and it is a 3D body fossil. It is the type species of Acanthodistacodus.

It was recombined as Acanthodus compositus by Moskalenko (1978); it was recombined as Scolopodus compositus by Moskalenko (1978); it was recombined as Acanthodistacodus compositus by Tolmacheva et al. (2024).

Synonymy list
YearName and author
1973Paltodus compositus Moskalenko p. 37 figs. pl. 1, figs. 11a, 1b, 12a, 12b
1978Acanthodus compositus Moskalenko p. 106 figs. pl. 20, fig. 11
1978Scolopodus compositus Moskalenko p. 117–118 figs. pl. 20, figs. 12, 13
2024Acanthodistacodus compositus Tolmacheva et al. pp. 1253 - 1254 figs. Plate 5, figs. 1–10, 14, 16, 17

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassCyclostomataRichards
RankNameAuthor
orderConodontophorida
classConodontaPander 1856
orderProtopanderodontida
familyAcanthodontidaeLindström 1970
genusAcanthodistacodus
speciescompositus(Moskalenko 1973)

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.

†Acanthodistacodus compositus Moskalenko 1973
show all | hide all
Diagnosis
ReferenceDiagnosis
T. Y. Tolmacheva et al. 2024The apparatus of the species includes four types of coniform elements with a small base and a long cusp: dolaborate, quadricostate, quinquicostate, and bipennate scandodontiform elements. The outer anterior side between the anterior carina and the middle of the element in dolaborate elements and between the anterior carina and lateral costa in quadricostate elements is ornamented with small longitudinal costas. In the symmetrical element, the anterior part of the element is ornamented between the anterolateral carinae.
Measurements
No measurements are available
Composition: hydroxyapatitec
Environment: marinesubp
Locomotion: actively mobilec
Life habit: nektonicc
Diet: carnivorec
Vision: well-developedc
Created: 2005-02-03 07:48:42
Modified: 2010-02-12 04:00:46
Source: c = class, subp = subphylum
References: Carroll 1988, Aberhan 1992

Age range: base of the Sandbian to the top of the Katian or 458.20000 to 445.20000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Sandbian - Katian458.2 - 445.2Russian Federation Acanthodistacodus compositus (239305 239306)