1. A new subgenus Atrypa (Desquamatia) subgen. nov. of the family Atrypidae Gill (brachiopods);Alekseeva;Doklady Akademii Nauk SSSR,1960
2. Waiotrypa, a new atrypid genus from the Late Frasnian (Devonian) of Poland;Baliński;Acta Palaeontologica Polonica,1997
3. On the Famennian brachiopods from Jabłonna, Gỏry Świętokrzyskie Mts, Poland;Biernat;Biuletyn Institutu Geologicznego,1983
4. Origin and early radiation of terebratuloid brachiopods: thoughts provoked by Prorensselaeria and Nanothyris;Boucot;Journal of Paleontology,1994
5. Boulvain, F., 1993. Sédimentologie et diagenèse des monticules micritiques « F2J » du Frasnien de l’Ardenne. Service géologique de Belgique, Professional Paper 260, 1–427.