-
along with the horn-like rostrum, made
Pteraspis very
streamlined in shape,
which is good for swimming.
Pteraspis also had some
stiff spikes on its back...
-
Rhinopteraspis is an
extinct genus of
pteraspidid heterostracan agnathan. "Rhinopteraspis
cornubica (McCoy), with
notes on the
classification and evolution...
- were
portions of what
would eventually be
described as the
heterostracan Pteraspis rostratus. C. lyelli,
named after Sir
Charles Lyell,
would be left to...
-
Temporal range:
Furongian to Late
Devonian PreꞒ Ꞓ O S D C P T J K Pg N
Pteraspis Scientific classification Domain:
Eukaryota Kingdom:
Animalia Phylum:...
-
Denison later revised his
findings and
placed Protaspis priscillae into
Pteraspis in 1970. In 1984,
Alain Blieck further revised P. priscillae's classification...
-
Cyathaspidiformes Family:
Cyathaspidae Genus:
Cyathaspis Lankester Type
species Pteraspis banksii Huxley and Salter, 1856
Species C.
acadica (Matthew 1886) C. banksii...
-
Loricopteraspis Miltaspis Mitraspis Mylopteraspidella Mylopteraspis Podolaspis Pteraspis Rhinopteraspis Stegobranchiaspis Gigantaspididae Gigantaspis Protaspididae...
-
Pteraspidomorphs (
Pteraspis shown) are
prehistoric jawless fish
characterized by
their m****ive
dermal head
armour having large, median,
ventral and dorsal...
- †Pteraspidiformes Family: †Protaspididae Genus: †Protaspis Bryant, 1933 Type
species Pteraspis bucheri Bryant, 1932
Species Protaspis bucheri (Bryant, 1932) Protaspis...
-
Loricopteraspis Miltaspis Mitraspis Mylopteraspidella Mylopteraspis Podolaspis Pteraspis Rhinopteraspis Stegobranchiaspis Gigantaspididae Gigantaspis Protaspididae...
