Taxon - Links and literature
Prokop R. J., Petr V. (1990): Type Specimens of Fossils in the National Museum of Prague: Paleozoic Crinoidea, National Museum Prague [as Holynocrinus spinifer Bouška, 1948]
Bouška J. (1948): Holynocrinus, new crinoid genus from the Middle Devonian of Bohemia, Journal of Paleontology, 22(4):520-524 [as Holynocrinus spinifer Bouška, 1948]
Prokop R. J. (1987): Stratigraphical distribution of Devonian crinoids, Newsletters on Stratigraphy, 17, 101–107 [as Holynocrinus spinifer Bouška, 1948]