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Sigmomorphina

Nodosariata - Polymorphinida - Polymorphinidae

Taxonomy
Sigmomorphina was named by Cushman and Ozawa (1928) [Sepkoski's age data: T Than R]. It is extant.

It was assigned to Polymorphinidae by Bertels (1964) and Wienrich (1997); and to Foraminiferida by Sepkoski (2002).

Species
S. kronenburgae, S. semitecta
Species lacking formal opinion data
S. pernaeformis

Synonymy list
YearName and author
1928Sigmomorphina Cushman and Ozawa
1964Sigmomorphina Bertels p. 151
1997Sigmomorphina Wienrich p. 58
2002Sigmomorphina Sepkoski

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RankNameAuthor
kingdomChromistaCavalier-Smith 1981
subkingdomRhizaria()
phylumForaminifera(Eichwald 1830)
classNodosariata
RankNameAuthor
orderPolymorphinida
familyPolymorphinidaed'Orbigny 1839
genusSigmomorphinaCushman and Ozawa 1928

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. Sigmomorphina Cushman and Ozawa 1928
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Locomotion: stationaryo
Life habit: semi-infaunalo
Diet: omnivoreo
Created: 2007-11-28 00:47:02
Modified: 2009-05-20 05:31:44
Source: o = order
Reference: Kiessling 2004

Age range: base of the Maastrichtian to the top of the Middle Miocene or 72.10000 to 11.60800 Ma

Collections (36 total)


Time interval Ma Country or state Original ID and collection number
Maastrichtian72.1 - 66.0Netherlands (Limburg) S. kronenburgae (164978 164979)
Maastrichtian72.1 - 66.0Netherlands S. kronenburgae (164981)
Bartonian41.3 - 38.0USA (Alabama) S. inequalis (133042)
Priabonian38.0 - 33.9USA (Louisiana) S. jacksonensis, S. semitecta (55251)
Priabonian38.0 - 33.9USA (Oregon) S. schencki (207872)
Priabonian38.0 - 33.9Tonga S. sp. (43006)
Late/Upper Eocene37.2 - 33.9USA (Washington) S. schencki (169032 169048)
Rupelian - Chattian33.9 - 23.03Canada (British Columbia) S. pseudoschencki (209759)
Late/Upper Oligocene28.4 - 23.03USA (Louisiana) S. pulchra (44521)
Early/Lower Miocene23.03 - 15.97Germany (North Rhein-Westfalia) S. schwageri (62882) S. schwageri, S. sp. (62883)
Early/Lower Miocene - Middle Miocene23.03 - 11.608Germany (North Rhein-Westfalia) S. sp. (62884)
Early/Lower Miocene - Miocene23.03 - 5.333Canada (Nova Scotia) S. sp. (141888)
Miocene23.03 - 5.333Germany (North Rhein-Westfalia) S. schwageri (62938 62959 62961) S. schwageri, S. sp. (62903) S. sp. (62941)
Otaian21.7 - 19.0New Zealand S. pernaeformis (77488)
Middle Miocene15.97 - 11.608Germany (North Rhein-Westfalia) S. schwageri (61900 61901 62880 62881 62885 62887 62888 62891 62892 62893 62895 62896) S. schwageri, S. sp. (61898) S. sp. (61896 61899)