Order Himatismenida Page 1987
Dorsal surface covered with a flexible coat without defined aperture; ventral surface entirely or partly naked; can form ventral flattened sheet of hyaloplasm used for adhesion to the substratum; MTOC, when known, bar-like.
Centropyxis solari
Centropyxis solari, after Stepanek Centropyxis solari Stepanek Diagnosis: Test regularly ovoid, with circular non-invaginated pseudostome, embedded