Holothuroidea - Apodida - Chiridotidae
Full reference: H. Zankl. 1966. Holothurien-Sklerite aus dem Dachsteinkalk (Ober-Trias) der nördlichen Kalkalpen. Palaeontologische Zeitschrift 40(1/2):70-88
Belongs to Theelia according to P. M. Gilliland 1992
Sister taxa: Theelia alta, Theelia alveata, Theelia anguinea, Theelia conglobata, Theelia convexa, Theelia crassidentata, Theelia dentata, Theelia doreckae, Theelia dzhulfaensis, Theelia fastigata, Theelia fissa, Theelia florida, Theelia guembeli, Theelia hexacneme, Theelia immisorbicula, Theelia koeveskalensis, Theelia kutscheri, Theelia lata, Theelia latimarginata, Theelia liptovskaensis, Theelia mesopermiana, Theelia monicae, Theelia mortenseni, Theelia multiplex, Theelia norica, Theelia petasiformis, Theelia planata, Theelia polydenticulata, Theelia praeacuta, Theelia praenorica, Theelia praeseniradiata, Theelia pseudoplanata, Theelia seniradiata, Theelia serta, Theelia sinaiensis, Theelia speciosa, Theelia staurolithensis, Theelia synapta, Theelia teneromarginata, Theelia trammeri, Theelia undata, Theelia undulata, Theelia variabilis, Theelia wartensis, Theelia zawidzkae
Subtaxa: Theelia stellifera bistellata
Ecology: epifaunal detritivore