Listing species

Planoperculina heterosteginoides

Order “Rotaliida” > Family “Nummulitidae” > Genus “Planoperculina

Original description Hofker, J., 1933, Dansk Naturh. Foren. Kobenhavn, Vidensk. Meddel., Kobenhavn, Danmark., 148
Further reference Holzmann, M., Berney, C., Hohenegger, J., 2006, Symbiosis, 42, 93-101 (3.03 MB)
Description Hohenegger, J., Yordanova, E., Hatta, A., 2000, J. Foram. Res., 30, 3-28

General description

Flat and fragile test, chambers are incompletely divided by secondary septa into chamberlets. Surface ornamentation in form of knobs around the center of the test. Brownish colour in living specimens due to diatom symbionts.

Representative pictures

Planoperculina heterosteginoides Planoperculina heterosteginoides; Japan, Sesoko Planoperculina heterosteginoides; Japan, Sesoko Planoperculina heterosteginoides; Japan, Sesoko
1 specimen