Taxon profile
Images
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 Gemmacrinus perplexus Prokop & Petr, 1989] Prokop R. J., Nohejlová M. (2015): Unique discovery of the crinoid Gemmacrinus perplexus PROKOP et PETR, 1989 in the Lower Devonian, Koněprusy Limestone (Barrandian area, Czech Republic), Acta Mus. Nat. Prague, Ser. B, Hist. Nat., 71(1-2): 15–16, Praha [as Gemmacrinus perplexus Prokop & Petr, 1989] Prokop R. J., Petr V. (1989): Gemmacrinus perplexus n. gen., n. sp. (Crinoidea, ?Camerata or ?Inadunata) from Lower Devonian of Bohemia, Acta Musei Nationalis Pragae, Series B – Historia Naturalis, 44, 127–135 [as Gemmacrinus perplexus Prokop & Petr, 1989]