Taxon - Odkazy a literatura
Prokop R. J., Petr V. (1997): The genus Pygmaeocrinus (Crinoidea, Inadunata) in the Devonian of the Barrandian area (Czech Republic), Acta Mus. Nat. Pragae, Ser. B, Hist. Nat., 53 (1-2): 1- 10. Praha [jako Pygmaeocrinus rotundus Prokop & Petr, 1997]
Prokop R. J., Petr V. (2002): Survey of echinoderms and a new ophiocistioid Branzoviella talpa gen. et sp. n. (Echinodermata, Ophiocistioidea) in the Lower Devonian, Lochkov Formation of the Barrandian area, Czech Republic, Bulletin of the Czech Geological Survey, Vol. 77, No. 3, 237–240 [jako Pygmaeocrinus rotundus Prokop & Petr, 1997]