Caucasina oligocenica Khalilov, 1951

Description:

Bugrova, E. M. (2012). New data on the family Caucasinidae N. Bykova (late Cretaceous-Miocene Foraminifers). Paleontological Journal. 46(2): 132-141., available online at (https://doi.org/10.1134/s0031030112020037) page(s): pl. 3, figs. 1-3: topotype TsNIGR Museum, no. 1/13087; Azerbaijan, northeastern foothills of the Lesser Caucasus, village of Zeiva; Lower Oligocene: (1) general appearance; (2) apertural end of test with prominent apertural plate; (3) pore pattern in test wall.