Holothuroidea - Apodida - Chiridotidae
Full reference: C. Schlumberger. 1890. Seconde note sur les holothuridées du Calcaire Grossier. Bulletin de la Société Géologique de France 18(3):191-206
Parent taxon: Chiridotidae according to M. Reich and F. Wiese 2010
Sister taxon: Chiridota
Subtaxa: 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 stellifera, Theelia synapta, Theelia teneromarginata, Theelia trammeri, Theelia undata, Theelia undulata, Theelia variabilis, Theelia wartensis, Theelia zawidzkae
Type: Chirodota undulata
Ecology: epifaunal detritivore