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Contractenus

Tentaculitida - Contractenidae

Taxonomy
Contractenus was named by Ljaschenko (1959) [Sepkoski's age data: D Sieg D Eife-u]. It is not extant.

It was assigned to Contractenidae by Farsan (1994); and to Tentaculitida by Sepkoski (2002).

Synonymy list
YearName and author
1959Contractenus Ljaschenko
1994Contractenus Farsan p. 53 figs. Table 9
2002Contractenus Sepkoski

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
RankNameAuthor
superphylumLophotrochozoa
Lophophorata
orderTentaculitidaLjaschenko 1955
familyContractenidaeLjaschenko 1973
genusContractenusLjaschenko 1959

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.

G. †Contractenus Ljaschenko 1959
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calciteo
Environment: marineuc
Locomotion: stationaryo
Life habit: semi-infaunalo
Diet: suspension feedero
Created: 2004-02-29 13:44:32
Modified: 2009-10-11 14:08:35
Source: o = order, uc = unranked clade
References: Aberhan et al. 2004, Nesnidal et al. 2013

Age range: Pragian or 410.80000 to 407.60000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Pragian410.8 - 407.6Poland C. sp. (81168)