GLOBIGERINOPSOIDES Cita and Mazzola, 1970

 

 

Type species: Globigerinopsoides algeriana Cita and Mazzola, 1970; OD.Globigerinopsoides Cita and Mazzola, 1970 (*610), p. 470.Test globular, trochospiral, spiral side con-vex, chambers enlarging rapidly, few per whorl, sutures curved to radial, depressed, umbili­cus small, periphery rounded; wall calcareous, perforate, with prominent funnel-shaped pore pits and pore ridges producing a cancellate surface; primary aperture interiomarginal, bordered by a beaded rim, umbilical-extra­umbilical in the early stage, later more exten­sive and spiroumbilical, accompanied by sec­ondary sutural apertures on the spiral side. M. to U. Miocene; Algeria.