-
without noticeable decline for
about 30
million years. The
Subclass Ostracodermi has been
placed in the
division Agnatha along with the
extant Subclass...
-
Animalia Phylum:
Chordata class:
Actinopterygii Order:
Tetraodontiformes Suborder:
Ostracioidea Rafinesque, 1810
Families See text.
Synonyms Ostracodermi...
- (jawless fish)
Subclass Cyclostomata (hagfish and lampreys)
Subclass Ostracodermi (armoured
jawless fish) †
class Chondrichthyes (cartilaginous fish) Subclass...
- (jawless fish)
Subclass Cyclostomata (hagfish and lampreys)
Subclass Ostracodermi (armoured
jawless fish) †
class Chondrichthyes (cartilaginous fish) Subclass...
- Pteraspidomorphi,
which is one of the
major classes of the
paraphyletic group Ostracodermi.
Drepanaspis sp.,
National Museum of
Nature and Science, Tokyo, ****an...
- History):
Elasmobranchii (Acanthodii), Holocephali, ichthyodorulites,
Ostracodermi, Dipnoi, and
Teleostomi (Crossopterygii and
chondrostean Actinopterygii)...
