Theelia
Theelia is an extinct genus of sea cucumber which existed from 312 to 40.4 million years ago (Middle Pennsylvanian to the Lutetian age).[2][3]
Fossil sclerites of Theelia are found worldwide.[2]
Species
Numerous species are assigned to the genus Theelia, they include the following:
- Theelia alta
- Theelia alveata
- Theelia anguinea
- Theelia conglobata
- Theelia convexa (syn. Chiridota heptalampra)
- Theelia crassidentata
- Theelia dentata
- Theelia doreckae
- Theelia dzhulfaensis
- Theelia fastigata
- Theelia fissa
- Theelia florida
- Theelia guembeli
- Theelia hexacneme
- Theelia immisorbicula (syn. Theelia subcirculata)
- 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 planorbicula
- Theelia praeacuta
- Theelia praenorica
- Theelia praeseniradiata
- Theelia pseudoplanata
- Theelia serta
- Theelia simoni
- Theelia sinaiensis
- Theelia staurolithensis
- Theelia stellifera
- Theelia synapta
- Theelia teneromarginata
- Theelia trammeri
- Theelia undata
- Theelia undulata
- Theelia variabilis
- Theelia wartensis
- Theelia zawidzkae
Species of unknown validity
- Theelia venusta
- Theelia zapfei
References