original description
Eberzin, A.G. (1967). Solonovatovodnyye kardiidy pliotsena SSSR. Chast' V. <i>Pseudocatillus, Didacnomya, Macradacna</i>. Trudy Paleontologicheskogo Instituta, 112: 1-168, available online at http://www.geokniga.org/books/14137
page(s): 107-108, pl. 12, fig. 8 [details]
From editor or global species database
Type locality "Severnyy Kavkaz, rayon st. Tikhoretskoy (iz skvazhiny)" [North Caucasus, area of Tikhoretsk (from a well)], Russia; early Pontian, latest Miocene [details]