Acta Palaeontologica Polonica

Borogovia gracilicrus gen. et sp. n., a new troodontid dinosaur from the Late Cretaceous of Mongolia

Halszka Osmólska

Acta Palaeontologica Polonica 32 (1-2), 1987: 133-150

A new theropod dinosaur Borogovia gracilicrus gen. et sp. n. assigned to Troodontidae is described, based on fragmentary hind limbs of one individual from the Upper Cretaceous Nemegt Formation of Gobi Desert, Mongolia. A unique feature of B. gracilicrus is a straight ungual in the second, specialized toe of the pes. The known skeletal elements of all troodontid species are listed (Table 1). Taxonomic status of Saurornithoides junior is considered.

Key words: Dinosauria, Theropda, Troodontidae, osteology, taxonomy, Cretaceous, Mongolia.


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