- πτέρυξ (ptérux) 'wing, fin') —
sometimes considered synonymous with
Crossopterygii (from
Ancient Gr**** κροσσός (krossós) 'fringe') — is a
taxon (traditionally...
- merocrine,
syncrisis cross- fringe, t****el Gr**** κροσσός (krossós)
crossopterygii cruc-
cross Latin crux,
crucis cross, crucial, cruciate, crucifer, cruciferous...
- †Acanthodes)
class 2.
Elasmobranchii class 3.
Actinopterygii class 4.
Crossopterygii class 5.
Amphibia class 6.
Reptilia class 7. Aves
class 8. Mammalia...
- Vorobyeva, E.I. (2006). "A new
species of
Laccognathus (Porolepiform
Crossopterygii) from the
Devonian of Latvia". Paleontol. J. Physorg.com. 40 (3): 312–322...
-
number of characteristics: Diamond-shaped
scale patterns common to the
Crossopterygii class (in both
species scales are rhombic,
overlapping and tuberculated);...
- Vorobyeva, E.I. (2006). "A new
species of
Laccognathus (Porolepiform
Crossopterygii) from the
Devonian of Latvia". Paleontol. J. Physorg.com. 40 (3): 312–322...
- merocrine,
syncrisis cross- fringe, t****el Gr**** κροσσός (krossós)
crossopterygii cruc-
cross Latin crux,
crucis cross, crucial, cruciate, crucifer, cruciferous...
-
evolved to
become paired limbs. In 1861,
Thomas Huxley created the
order Crossopterygii to
house animals,
fossil and living, that
possessed lungs and fleshy...
-
including some of the
earliest lungfishes (subclass Dipnoi), and in
Crossopterygii,
including the
living coelacanth in a
modified form (see
elasmoid scales...
- Vorobyeva, E.I. (2006). "A new
species of
Laccognathus (Porolepiform
Crossopterygii) from the
Devonian of Latvia". Paleontol. J. Physorg.com. 40 (3): 312–322...