Quinqueloculina bicarinata d’Orbigny, 1826

Figure 17.13

1826 Quinqueloculina bicarinata d’Orbigny, p. 302, no. 35.

2001 Quinqueloculina bicarinata d’Orbigny; Szarek, p. 104, pl. 12, fig. 14.

2012 Quinqueloculina bicarinata d’Orbigny; Debenay, p. 120.

2014 Quinqueloculina bicarinata d’Orbigny; Panchang and Nigam, pl. 8, fig. 2a-c.

Description. Test robust, cross section triangular, side view subcircular; chambers carinate at the outer borders, chamber arrangement quinqueloculine; periphery subacute, sutures distinct; aperture terminal, ovate, slightly protruding, bordered by a weak, reversed rim, with a T-shaped tooth.