TY - JOUR A1 - Kraft,J. T1 - Two species of the genus Callograptus Hall, 1865 (Graptolithina, Dendroidea) from the Lower Ordovician of Bohemia JF - Bulletin of Geosciences JA - Bull. Geosci. Y1 - 1999 VL - 74 IS - 1 SP - 21 EP - 26 CY - Prague PB - Czech Geological Survey SN - 1803-1943 (online), 1802-6222 (print) AV - Free KW - Ordovician KW - Bohemia KW - dendroid graptolites AB - Two species of the genus Callograptus Hall, 1865 with strikingly lateral branching of some stipes are described from the Klabava Formation (Lower Ordovician of Bohemia). On the basis of new material the original description of the species Callograptus holubi Boucek, 1956 is completed and Callograptus ludmilae sp. n. is established. ER -