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Operculina complanata

Nummulitidae

Taxonomy

No taxonomic data are available

Sister species
O. canalifera, O. pacifica
Sister species lacking formal opinion data

Synonymy list
No taxonomic opinions are available

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RankNameAuthor
kingdomChromistaCavalier-Smith 1981
subkingdomRhizaria()
phylumForaminifera(Eichwald 1830)
suborderRotaliinaDelage and Herouard 1896
RankNameAuthor
superfamilyNummulitaceaBlainville 1827
familyNummulitidaeBlainville 1827
genusOperculina
speciescomplanata

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.

Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: base of the Early/Lower Oligocene to the top of the Pliocene or 33.90000 to 2.58800 Ma

Collections (19 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Oligocene33.9 - 28.4Libya Operculina complanata (42142)
Early/Lower Oligocene33.9 - 28.4Somalia Operculina complanata (79039 79040)
Rupelian - Chattian33.9 - 23.03Italy Operculina complanata (155216)
Chattian28.1 - 23.03India Operculina complanata (111232)
Chattian28.1 - 23.03Malta (Northern Region) Operculina complanata (222469 222475 222479 222485)
Chattian28.1 - 23.03Italy Operculina complanata (25372)
Chattian28.1 - 23.03Saudi Arabia Operculina complanata (34409)
Early/Lower Miocene23.03 - 15.97Somalia Operculina complanata (78833 78835 78840)
Early/Lower Miocene23.03 - 15.97India Operculina complanata (77654)
Langhian15.97 - 13.82Japan Operculina complanata (176558)
Late/Upper Miocene11.608 - 5.333Papua New Guinea Operculina complanata (78302 78307)
Pliocene5.333 - 2.588Pakistan Operculina complanata (77293)