Holamptocrinus argutus gen. et sp. n. (col.), a new genus and a new species of a camptocrinid crinoid is described on the basis of isolated columnals and pluricolumnals from the Lower Devonian of the Barrandian area. Until present, the ossicles of this species were found only in the Třebotov Limestone of the Dalejan (= Upper Emsian) age.