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Obsoletes fusiformis

Schwagerinidae

Taxonomy
Obsoletes fusiformis was named by Bensh (1972). Its type specimen is IGiG AN UzSSR 7/45, a test, and it is a 3D body fossil.

Sister species lacking formal opinion data
O. callosus, O. darvasicus, O. grozdilovae, O. minutus
Entered
by M. Clapham on 2012-07-19

Synonymy list
YearName and author
1972Obsoletes fusiformis Bensh p. 29 figs. Pl 4, figs 1-3

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RankNameAuthor
kingdomChromistaCavalier-Smith 1981
subkingdomRhizaria()
phylumForaminifera(Eichwald 1830)
suborderFusulinina(Wedekind 1937)
superfamilyFusulinoidea(Möller 1878)
RankNameAuthor
familySchwagerinidaeDunbar and Henbest 1930
subfamilyTriticitinae(Davydov 1986)
genusObsoletes
speciesfusiformis

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.

†Obsoletes fusiformis Bensh 1972
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitesubo
Environment: marinesuperf
Locomotion: stationaryo
Life habit: semi-infaunalo
Diet: omnivoreo
Created: 2026-03-24 16:11:43
Modified: 2026-03-24 16:11:43
Source: superf = superfamily, subo = suborder, o = order
References: Ueno 2022, Loeblich and Tappan 1984, Kiessling 2004

Age range: Moscovian or 315.20000 to 307.00000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Moscovian315.2 - 307.0Svalbard and Jan Mayen Obsoletes fusiformis (129650)