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Polydiexodina

Schwagerinidae

Taxonomy
Polydiexodina was named by Dunbar and Skinner (1931) [Sepkoski's age data: P Leon-u P Guad-u]. Its type is Polydiexodina capitanensis.

It was assigned to Foraminiferida by Sepkoski (2002); and to Schwagerinidae by Kiessling (2003).

Species
P. capitanensis (type species), P. oregonensis, P. shumardi (syn. P. guadalupensis)
Species lacking formal opinion data
P. chekiangensis, P. darwasica, P. mexicana

Synonymy list
YearName and author
1931Polydiexodina Dunbar and Skinner p. 263 figs. Pl. 3, figs. 7-11
2002Polydiexodina Sepkoski
2003Polydiexodina Kiessling

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RankNameAuthor
kingdomChromistaCavalier-Smith 1981
subkingdomRhizaria()
phylumForaminifera(Eichwald 1830)
suborderFusulinina(Wedekind 1937)
RankNameAuthor
superfamilyFusulinoidea(Möller 1878)
familySchwagerinidaeDunbar and Henbest 1930
genusPolydiexodinaDunbar and Skinner 1931

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. †Polydiexodina Dunbar and Skinner 1931
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†Polydiexodina capitanensis Dunbar and Skinner 1931
†Polydiexodina oregonensis Bostwick and Nestell 1965
†Polydiexodina shumardi Dunbar and Skinner 1931
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Invalid names: Polydiexodina guadalupensis Needham 1937 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitesubo
Locomotion: stationaryo
Life habit: semi-infaunalo
Diet: omnivoreo
Created: 2007-11-25 09:17:40
Modified: 2007-11-25 11:17:40
Source: subo = suborder, o = order
References: Loeblich and Tappan 1984, Kiessling 2004

Age range: base of the Roadian to the top of the Capitanian or 274.40000 to 259.51000 Ma

Collections (11 total)


Time interval Ma Country or state Original ID and collection number
Roadian274.4 - 266.9Mexico (Coahuila) P. shumardi (63051)
Wordian266.9 - 264.28Azerbaijan P. chekiangensis (82115)
Wordian266.9 - 264.28Armenia P. chekiangensis (82000)
Capitanian264.28 - 259.51USA (Oregon) P. oregonensis (114676)
Capitanian264.28 - 259.51Mexico (Guerrero) P. sp. (75577)
Capitanian264.28 - 259.51USA (Texas) P. shumardi (184261 184263)
Capitanian264.28 - 259.51Mexico (Coahuila) P. capitanensis (62907) P. mexicana (62904) P. shumardi (62909 62911)