- Tritheledontidae, the
tritheledontids or
ictidosaurs, is an
extinct family of
small to medium-sized (about 10 to 20 cm long) cynodonts. They were highly...
-
Jorge Ferigolo, Ana
Maria Ribeiro (2001). "A
Primitive Late Tri****ic '
ictidosaur' from Rio
Grande Do Sul, Brazil". Palaeontology. 44 (4): 623-635. doi:10...
- articular-quadrate and dentary-squamosal jaw
joint characteristic of
ictidosaurs. Only
mammals possess the dentary-squamosal articulation,
while all other...
-
Jorge Ferigolo, Ana
Maria Ribeiro (2001). "A
Primitive Late Tri****ic '
ictidosaur' from Rio
Grande Do Sul, Brazil". Palaeontology. 44 (4): 623-635. doi:10...
-
Jorge Ferigolo, Ana
Maria Ribeiro (2001). "A
Primitive Late Tri****ic '
ictidosaur' from Rio
Grande Do Sul, Brazil". Palaeontology. 44 (4): 623–635. doi:10...
- who find that a dentary–squamosal
contact evolved independently in
ictidosaurs before its
first appearance in mammaliaforms.
Description of the anatomy...
-
advanced features led to the long-held opinion, now rejected, that the
ictidosaurs and even some
early mammals arose from a
baurioid therocephalian stem...
- Ictidosauria.
Later some
authors considered it as a non-tritheledontid
ictidosaur or as a
basal genus in the
family Tritheledontidae.
Other tritheledontids...
- Soares, M. B.; Ribeiro, A. M. (2021). "An
additional brain endocast of the
ictidosaur Riograndia guaibensis (Eucynodontia: Probainognathia):
intraspecific variation...
- to the chin. This
arrangement gives the
dentary a very mammal-like or
ictidosaur appearance, but the
coronoid process is by
contrast typically scaloposaurid...
