It includes at least one species, Troodon formosus, known from Montana. Discovered in October 1855, T. formosus was among the first dinosaurs found...

fragmentary nature of the original Troodon formosus specimens, saurornithoidids were thought to be close relatives while Troodon was considered a dubious possible...

While historically considered synonymous with Troodon or more specifically the species Troodon formosus, Philip Currie and colleagues (1990) noted that...

least inclusive clade containing Saurornithoides mongoliensis and Troodon formosus, utilizing the type species of the clade. Below is a cladogram of the...

Sinovenator. 1856 Joseph Leidy described the new genus and species Troodon formosus based on an isolated tooth crown. It was one of the first dinosaurs...

large denticle size, and U-shaped jaws of some species (particularly Troodon) suggest that some species may have been omnivorous or herbivorous. Some...

19, 2002). "Embryos and eggs for the Cretaceous theropod dinosaur Troodon formosus". Journal of Vertebrate Paleontology. 22 (3): 564–76. doi:10...

the teeth of S. validus were very similar to those of the species Troodon formosus (named in 1856 and by then only known from isolated teeth), and described...

D. (2002). "Embryos and eggs for the Cretaceous theropod dinosaur Troodon formosus". Journal of Vertebrate Paleontology. 22 (3). Milton Park, Oxfordshire:...

antirrhopus > P. domesticus or Dromaeosaurus albertensis + Troodon formosus) Troodontidae (T. formosus > Velociraptor mongoliensis) Dromaeosauridae (Microraptor...