Zygrhablithus sileensis Varol, 1989
Zygrhablithus bijugatus nolfi Steurbaut, 1990
Zygrhablithus bijugatus galeiformis Steurbaut, 2011
Steurbaut, E., (1990): Ypresian calcareous nannoplankton biostratigraphy and palaeogeography of the Belgian Basin. - Bulletin de la Société Belge de Géologie. 97(1988): 251-285.
Steurbaut, E., (2011): New calcareous nannofossil taxa from the Ypresian (Early Eocene) of the North Sea Basin and the Turan Platform in West Kazakhstan. - Bulletin de l'Institut Royal des Sciences Naturelles de Belgique Sciences de la Terre. 81: 247-277.
Varol, O., (1989): Eocene calcareous nannofossils from Sile (northwest Turkey). - Revista Española de Micropaleontología. 21: 273-320.
Zygrhablithus sileensis
Varol, 1989
Early Eocene
Sile, Northern Turkey