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Species Globigerina eugubina Luterbacher & Premoli Silva 1964



Discussion / Comments:
Toumarkine & Luterbacher (1985):
A small form (diameter generally 0.1mm) with a low trochospire and 5 to 6 subglobular chambers in the last whorl increasing gradually in size. The umbilicus is open, but shallow, and the aperture a low arch in an umbilical to extraumbilical position.
Systematics:

15
 Classis Foraminifera
  Genus Globigerina
   Species Globigerina eugubina
Synonym list:
Toumarkine & Luterbacher (1985):
1964 Globigerina eugubina Luterbacher & Premoli Silva. - Luterbacher & Premoli Silva : 105-106 pl 2 fig 8
1985 Globigerina eugubina Luterbacher & Premoli Silva. - Toumarkine & Luterbacher : p.106 figs 11.1-3
Was used in synonym list of:
Parvularugoglobigerina eugubina Luterbacher & Premoli Silva 1964
References:

Luterbacher,H.P. and Premoli Silva,I. (1964):
Biostratigrafia del limite Cretaceo-Terziaro nell'Appenino centrale . Rivista Italiana Paleontologia Stratigrafia Vol. 70 p. 67-128

Toumarkine,M. and Luterbacher,H.P. (1985):
Paleocene and Eocene Planktic Foraminifera.
In: Plankton Stratigraphy p. 87-154

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