Spondylotreta Cooper, 1956

Selection of related publications
Popov L., Nõlvak J., Holmer, L. 1994. Late Ordovician lingulate brachiopods from Estonia. Palaeontology 37, 3, 627-650.
Holmer, L. E. 1989. Middle Ordovician phosphatic inarticulate brachiopods from Västergötland and Dalarna, Sweden. Fossils and Strata 26, 1-172.
Biernat, G. 1973. Ordovician Inarticulate Brachiopods from Poland and Estonia. Palaeontologia Polonica 28, 1-116.
References based on distribution