-
analysis by
Herne et al., 2019,
which placed Parksosaurus as the most
basal member of Ornithopoda.
Parksosaurus is
known from the base of Unit 4 of the Horseshoe...
- definitions, with
Parksosauridae referring to all
animals closer to
Parksosaurus than Hypsilophodon, but they
contained the same taxa so Boyd used Parksosauridae...
- Gasparinisaura. However, Boyd
argued that the
anatomy of
Parksosaurus had been misinterpreted, and that
Parksosaurus and
Thescelosaurus were very
closely related...
-
shorter than tibiae–Sternberg
included Hypsilophodon, Dysalotosaurus, and
Parksosaurus (renaming of
Thescelosaurus warreni). Only
Thescelosaurus was included...
- to
unite the
early ornithopods Dryosaurus, Valdosaurus, and
possibly Parksosaurus and Mochlodon.
Milner and
Norman separated these taxa from the family...
-
plates is unknown. They have been
found with Hypsilophodon, Nanosaurus,
Parksosaurus, Talenkauen, Thescelosaurus, and
Macrogryphosaurus to date. The early...
- than that of Orodromeus, and
significantly more
elongate than that of
Parksosaurus (ROM 804),
Thescelosaurus (USNM 7757 and RSM P 1225.1), Hypsilophodon...
- Edmontonia, Edmontosaurus, Hypacrosaurus, Ornithomimus, Pachyrhinosaurus,
Parksosaurus, Saurolophus, and Struthiomimus.
Other finds have
included mammals such...
- career, he
collected and
described Pachyrhinosaurus, Brachylophosaurus,
Parksosaurus and Edmontonia.[citation needed] A
contemporary author wrote, "No published...
-
pachycephalosaurids Stegoceras, and
Sphaerotholus edmontonensis, the
ornithopod Parksosaurus warreni, the
hadrosaurids Edmontosaurus regalis,
Hypacrosaurus altispinus...
