Theelia

Theelia
Temporal range:
Middle Pennsylvanian to Lutetian
Scientific classification
Kingdom:Animalia
Phylum:Echinodermata
Class:Holothuroidea
Subclass:Apodacea
Order:Apodida
Family:Chiridotidae
Genus:†Theelia
Schlumberger 1890
Type species
†Chirodota undulata
Schlumberger, 1888[1]
Species[2]

See text

Theelia is an extinct genus of sea cucumbers 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

  1. ↑ Jadwiga Garbowska & Andrzrej Wierzbowski (1967). "Some holothurian sclerites from the Polish Jurassic" (PDF). Acta Palaeontologica Polonica. Institute of Paleobiology, Polish Academy of Sciences. 12 (4): 523&ndash, 541. Retrieved June 22, 2011.
  2. 1 2 3 "Theelia". Paleobiology Database. Retrieved June 22, 2011.
  3. ↑ Krystyna Zawidzka (1971). "Triassic holothurian sclerites from Tatra Mountains" (PDF). Acta Palaeontologica Polonica. Institute of Paleobiology, Polish Academy of Sciences. 16 (4): 429&ndash, 450. Retrieved June 22, 2011.


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