Describer

Sternberg, 1932

Time

Cretaceous Late Campanian Maastrichtian

Classification

Saurischia Theropoda Tetanurae Coelurosauria Maniraptora Troodontidae

Diet

Carnivore

Fossilsite

Judith River Group (Wedge), Alberta, Canada;[Campanian] Lance Formation, Wyoming, US [Maastrichtian]

Fall Under

Troodon

Info

Genus

Troodon (Leidy, 1856) > Troodon formosus (Leidy, 1856) >> Polyodontosaurus grandis (Gilmore, 1932) Stenonychosaurus inequalis (Sternberg, 1932) Pectinodon bakkeri (Carpenter, 1982)

Troodon > Troodon asiamercanus (Nessov, 1995) >> Pectinodon asiamericanus (Nessov, 1985)

Troodon > Troodon isfarensis (Nessov, 1995)

Named for \\\"the lateral compression of the ungual phalanges.