Mesozoic geologic formation in Texas, USA
From Wikipedia, the free encyclopedia
The Trinity Formation is a Mesozoic geologic formation in Texas. Dinosaur remains are among the fossils that have been recovered from the formation, although none have yet been referred to a specific genus.[1]
Weishampel, et al. (2004). "Dinosaur distribution." Pp. 517-607.
References
Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. 861 pp.ISBN0-520-24209-2.
