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Species Gorbachikella depressa Boudagher-Fadel et al. 1995


Discussion / Comments:
Boudagher-Fadel et al. (1997):
Remarks: Another species previously mistaken for Globigerina hoterivica Subbotina, 1953. G. depressa has an axioumbilical aperture and four chambers in each whorl; it differs from G. kugleri in having more depressed chambers (h/L = 0.67 approx.), a broader intercameral sutural angle, a very low, symmetrical aperture, and a high spire (d/t = 0.26 approx .).
Systematics:

22
 Superfamilia Globigerinaceae
  Familia Praehedbergellidae
   Subfamilia Praehedbergellinae
    Genus Gorbachikella
Synonym list:
Boudagher-Fadel et al. (1997):
1984 Caucasella hoterivica Subbotina. - Salaj : pl. 1; fig. 7-9
1987 Caucasella hoterivica Subbotina. - Ben Haj Ali : pl. 1; fig. 13-15
1995 Gorbachikella depressa Boudagher-Fadel et al.. - Boudagher-Fadel et al. : 188-190 pl. 3; fig. 1-4
1995 Globuligerina mejezensis Maamouri & Salaj. - Maamouri & Salaj : p.132 pl. 3, fig. 1, 2; pl. 5, fig. 1-6
1997 Gorbachikella depressa Boudagher-Fadel et al.. - Boudagher-Fadel et al. : 97, 101 pl. 6.4, fig. 1-9; pl. 6.6, fig. 2-3; Figure: 6.1
References:

Salaj,J. (1984):
Foraminifers and detailed microbiostratigraphy of the boundary beds of Lower Cretaceous stages in the Tunisian Atlas . Geologica Carpathica Vol. 35(5) p. 583-599

Ben Haj Ali,N.. (1987):
Étude biostratigraphique du Crétacé (Aptien á Cénomanien) de la Région du Teboursouk (Tunisie septentrionale) sur la base des foraminiféres planctoniques . Notes du Service Géologique Tunisie Vol. 54 p. 75-105

Maamouri,A.L.. and Salaj,J. (1995):
New species of foraminiferal genera Globuligerina Bignot and Guyader, 1971 and Archaeokassabella n. gen. in the latest Valanginian of Tunisia . Zemni Plyn a Nafta Vol. 40 p. 131-145

Boudagher-Fadel,M.K.; Banner,F.T.; Bown,P.R..; Simmons,M.D. and Gorbatchik,T.N. (1995):
Gorbachikella from the Hauterivian, Barremian-Aptian of Tunisia . Revue de Micropaléontologie Vol. 38 p. 179-193

Boudagher-Fadel,M.K.; Banner,F.T.; Whittaker,J.E. and Simmons,M.D. (1997):
Early Evolutionary History of Planktonic Foraminifera. Vol. 1
Anonymous: Unedited TaxonConcept data
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