-
Ichthyostega (from Gr****: ἰχθῦς ikhthûs, 'fish' and Gr****: στέγη stégē, 'roof') is an
extinct genus of
limbed tetrapodomorphs from the Late
Devonian of...
-
first described, the order's sole
member was
Ichthyostega, from
which the
group takes its name.
Ichthyostega was seen as
transitional between fish and the...
- and
digits evolved in the Devonian,
including the Late Devonian-age
Ichthyostega and Acanthostega, as well as the
trackmakers of the
Middle Devonian-age...
- more
basal than
Ichthyostega, it is
possible that
Acanthostega was
actually more derived.
Since Acanthostega resembles juvenile Ichthyostega and
shows a lot...
-
primitive than
other Devonian tetrapodomorphs including Acanthostega and
Ichthyostega, and
helps further understanding of the fish-tetrapod transition. Walter...
-
portion of the stem group, the
earliest limbed tetrapodomorphs such as
Ichthyostega and Acanthostega,
which evolved in the
Devonian period long
before the...
-
named Andreyevka. This
genus and the
closely related Acanthostega and
Ichthyostega represent the
earliest tetrapods.
Tulerpeton is
considered one of the...
- (overlapping) via blade-like flanges.
Imbricating ribs are also
known in
Ichthyostega,
though in that
taxon the ribs are more
diverse in shape.
Tiktaalik most...
- weight-bearing
abilities compared to
other Devonian limbed vertebrates such as
Ichthyostega and Acanthostega. The
cleithrum (upper
blade of the shoulder) is fused...
- from
Paleozoic to Holocene, from
which the
Devonian Acanthostega and
Ichthyostega are
examples of
international relevance. The Late Tri****ic of Jameson...
