Enneabatrachus (meaning "Quarry nine frog") is an extinct genus of prehistoric known from the late Jurassic Morrison Formation of the United StatesFoster, J. (2007). " Enneabatrachus hechti" Jurassic West: The Dinosaurs of the Morrison Formation and Their World. Indiana University Press. p. 137. and also the Late Jurassic-Early Cretaceous Ksar Metlili Formation of Morocco. The type species is E. hechti (named in 1993),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 whose remains have been recovered from stratigraphic zone 5.Foster, J. (2007). "Appendix." Jurassic West: The Dinosaurs of the Morrison Formation and Their World. Indiana University Press. pp. 327–329.
One specimen has been recovered from Quarry 9 of Como Bluff in Wyoming and another specimen was later reported from Dinosaur National Monument. The Como Bluff specimen was an ilium only a few millimeters long. Indeterminate specimens are known from Morocco.
E. hechti's live weight would have only been a few grams.
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