Brachiopoda
Genus

Bekkeromena Rõõmusoks, 1963

https://files.geocollections.info/large/36/3d/363d6f30-85dd-4bb3-af93-1920d1302c1f.jpghttps://files.geocollections.info/large/34/09/34092283-4f49-4d37-befd-73b882a87954.jpg
References based on distribution