Enneabatrachus

Enneabatrachus (meaning "[Quarry] nine frog") is an extinct genus of prehistoric frogs known from the late Jurassic Morrison Formation of the United States^[1] and also the Late Jurassic-Early Cretaceous Ksar Metlili Formation of Morocco.^[2] The type species is E. hechti (named in 1993),^[3] whose remains have been recovered from stratigraphic zone 5.^[4]

Enneabatrachus Temporal range: Late Jurassic-Early Cretaceous, Kimmeridgian–Berriasian PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Amphibia
Order:	Anura
Family:	Alytidae
Genus:	†Enneabatrachus Evans and Milner, 1993
Species:	†E. hechti
Binomial name
†Enneabatrachus hechti Evans and Milner, 1993

One specimen has been recovered from Quarry 9 of Como Bluff in Wyoming and another specimen was later reported from Dinosaur National Monument.^[1] The Como Bluff specimen was an ilium only a few millimeters long.^[1] Indeterminate specimens are known from Morocco.^[2]

E. hechti's live weight would have only been a few grams.^[1]

See also

• Paleontology portal

• Prehistoric amphibian
  • List of prehistoric amphibians
• Paleobiota of the Morrison Formation

References

1. Foster, J. (2007). "Enneabatrachus hechti" Jurassic West: The Dinosaurs of the Morrison Formation and Their World. Indiana University Press. p. 137.
2. Jones, M.E.H.; Evans, S. E.; Sigogneau-Russell, D. (2003). "Early Cretaceous frogs from Morocco". Annals of Carnegie Museum. 72 (2): 65–97. doi:10.5962/p.215089. S2CID 88962907.
3. S. E. Evans and A. R. Milner. (1993). Frogs and salamanders from the Upper Jurassic Morrison Formation (Quarry Nine, Como Bluff) of North America. Journal of Vertebrate Paleontology 13(1):24-30
4. Foster, J. (2007). "Appendix." Jurassic West: The Dinosaurs of the Morrison Formation and Their World. Indiana University Press. pp. 327–329.