- ornithischian, with all
other ornithischians united within the
clade Genasauria,
which has two subgroups. The
first subgroup, Thyreophora,
unites ankylosaurs...
-
Iguanodon and Triceratops. It is the
sister group of
Cerapoda within Genasauria.
Members of
Thyreophora are
characterised by the
presence of osteoderms...
- Ornithischia. It is the
sister group of the
Thyreophora within the
clade Genasauria.
Neornithischians are
united by
having a
thicker layer of asymmetrical...
- †Heterodontosauridae (small herbivores/omnivores with
prominent canine-like teeth) †
Genasauria ("ch****ed lizards") †Thyreophora (armored dinosaurs;
bipeds and quadrupeds)...
- but they are most
commonly found to be primitive,
outside of the
group Genasauria.
Although their fossils are
relatively rare and
their group small in numbers...
- Cetiosaurus/Tyrannosaurus) ?
Lesothosaurus diagnosticus ?
Heterodontosauridae Genasauria (Ankylosaurus + Triceratops)
Thyreophora (Ankylosaurus > Triceratops)...
- hypsilophodontid, a
primitive iguanodontian or a
primitive ornithischian (
Genasauria).
Recent studies have not
found a consensus; some
analyses describe it...
-
Genasauria...
-
found Laquintasaura in a more
primitive position outside of the
clade Genasauria. Similarly, a 2022
study by Baron, Norman, and
colleagues found it to...
-
Animalia Phylum:
Chordata Clade:
Dinosauria Clade: †Ornithischia Clade: †
Genasauria Clade: †Neornithischia Family: †Nanosauridae Marsh, 1877 Genus: †Nanosaurus...
