Brachiopoda
Family

Acrotretidae Schuchert, 1893

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Selection of related publications
Holmer, L. E., Biernat, G. 2002. Lingulate brachiopods from Lower Ordovician (Tremadoc) chalcedonites, Holy Cross Mountains, Poland.Acta Palaeontologica Polonica 47 , 1,141-156.
Popov L., Nõlvak J., Holmer, L. 1994. Late Ordovician lingulate brachiopods from Estonia.Palaeontology 37 , 3,627-650.
Popov, L., Holmer, L. E. 1994. Cambrian-Ordovician lingulate brachiopods from Scandinavia, Kazakhstan, and South Ural Mountains.Fossils and Strata 35 , 1-156. DOI:10.1111/j.1502-3931.1994.tb01571.x
Holmer, L. E., Popov, L. E. 1994. Revision of the type species of Acrotreta and related Lingulate brachiopods.Journal of Paleontology 68 , 3,433-450. DOI:10.1017/S002233600002583X
Holmer, H., Popov, L. E. 1990. The acrotretacean brachiopod Ceratreta tanneri (Metzger) from the Upper Cambrian of Baltoscandia.GFF 112 , 3,249-263. DOI:10.1080/11035899009454772
Holmer, L. E. 1989. Middle Ordovician phosphatic inarticulate brachiopods from Västergötland and Dalarna, Sweden.Fossils and Strata 26 , 1-172.
Popov, L. E., Khazanovich, K. K. 1989. Lingulata (inarticulate brachiopods with phosphate-calcium shell).The Key sections and stratigraphy of the phosphate bearing Obolus beds of the North-East of the Russian platform , pp. 96-136.
Bednarczyk, W. 1986. Inarticulate brachiopods from the Lower Ordovician in northern Poland.Annales Societatis Geologorum Poloniae 56 , 3-4,409 - 418.
Popov, L. 1981. The first record of microscopoic inarticulate brachiopods of the family Acrotretidae of the Silurian of Estonia.Eesti NSV Teaduste Akadeemia Toimetised. Geoloogia / Известия Академии наук Эстонской ССР. Геология 30 , 1,34-41. DOI:10.3176/geol.1981.1.06
Biernat, G. 1973. Ordovician Inarticulate Brachiopods from Poland and Estonia.Palaeontologia Polonica 28 , 1-116.
Gorjansky, V. J. 1969. Bezzamkovye brahiopody kembrijskih i ordovikskih otloženij severo-zapada Russkoj platformy.