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Species Globigerinelloides ultramicrus Subbotina 1949


Discussion / Comments:
Pflaumann & Krasheninnikov (1977):
Very small, thin-walled specimens with six to eight spherical chambers, very slowly increasing, form the last whorl: Umbilicus wide and shallow, coiling slightly evolute. This species is known from Albian-Cenomanian of the Caucasus, Crimea, Carpathians, and Indian Ocean.
Systematics:

22
 Superfamilia Globigerinaceae
  Familia Schackoinidae
   Genus Globigerinelloides
    Species Globigerinelloides ultramicrus
Synonym list:
Pflaumann & Krasheninnikov (1977):
1949 Globigerinella ultramicra Subbotina. - Subbotina : p.33 pl. 1; fig. 17, 18
References:

Subbotina,N.N. (1949):
Microfauna of the Cretaceous deposits of the southern slope of the Caucasus. Microfauna of the oil fields of the USSR . Trudy Vsesoyuznogo Neftyanogo Nauchno-Isledovatelskogo Geologo-Razvedochnogo Instituta (VNIGRI), Novaya Seriya Vol. 34 p. 5-36

Pflaumann,U. and Krasheninnikov,V.. (1977):
Early Cretaceous planktonic foraminifers from eastern North Atlantic, DSDP Leg 41 .
In: Initial Reports of the Deep Sea Drilling Project 41 , Abidjan, Ivory Coast, to Malaga, Spain, February-April 1975 Eds: Gardner, J..Herring, J.. p. 539-564
Anonymous: Unedited TaxonConcept data
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Ranking (experimental)