Holothurian sclerites from the Polish Jurassic and Tertiary

Abstract

Skleryty holoturii z jury i trzeciorzędu Polski Holothurian sclerites from the Polish Jurassic and Tertiary, assigned to the families: Synaptitidae, Priscoipedatidae, Calclamnidae, Theeliidae and Achistridae have been described. Ten genera, including a new one, Priscolongatus n. gen and 30 species, including 13 new ones, have been distinguished. The new species are: Croneisites polonicus n. sp., Priscopedatus triangularis n. sp., P. batoniensis n. sp., P. jaworznicensis n. sp., P. pentaradiatus n. sp., P. denticulatus n. sp., P. bolkoviensis n. sp., P. octoperforatus n. sp., Priscolongatus quadriperforatus n. sp., P. obliquobrachiatus n. sp., Paracucumarites similis n. sp., Theelia dentata n. sp. and Hemisphaeranthos ogrodzieniecensis n. sp.