Podrobnosti záznamu

Klíčové slovo
    Perplexus
Článek
    Complementary description of Bathycheilus perplexus (Barrande, 1872) (Trilobita) from the Šárka Formation (Middle Ordovician, Prague Basin, Czech Republic)
    Gemnacrinus perplexus n. gen., n. sp. (Crinoidea, ?Camerata or ?Inadunata) from Lower Devonian of Bohemia