A new Middle Devonian heterocoral from Spain Author Fernández-Martínez, Esperanza Author Tourneur, Francis Author López-Alcántara, Antonio text Acta Palaeontologica Polonica 2003 2003-11-30 48 4 531 546 journal article 1732-2421 Subclass Dividocorallia Fedorowski, 1991 Diagnosis .— Anthozoa possessing septa developed due to peripheral dichotomic division; the process starts from a single oblique septum,located axially and inserted at a basal disc.