Full reference: F. Kobayashi. 2011. Permian fusuline faunas and biostratigraphy of the Akasaka Limestone (Japan). Revue de Paléobiologie, Genève 30:431-574
Type specimen: D2-033737, a test. Its type locality is Ak-108, section 3, Akasaka, which is in a Roadian shallow subtidal limestone in the Akasaka Formation of Japan.
Ecology: stationary semi-infaunal omnivore
Average measurements (in mm): test 3.77 x 2.68