Brachiopoda

Craniopsidae williams, 1963

Selection of related publications
Popov, L. E. & Holmer, L. E. 2000. Craniopsida. Treatise on Invertebrate Paleontology, part H Brachiopoda, pp. 164-168.
Bekker, H. 1921. The Kuckers Stage of the Ordovician Rocks in NE Estonia. Acta Univ. Tartu A II, 1, 1-90.