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Sarcopterygii (/ˌsɑːrkɒptəˈrɪdʒi.aɪ/; from
Ancient Gr**** σάρξ (sárx) 'flesh' and πτέρυξ (ptérux) 'wing, fin')—sometimes
considered synonymous with Crossopterygii...
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known as gombessa,
African coelacanth, or
simply coelacanth) is a
crossopterygian, one of two
extant species of coelacanth, a rare
order of vertebrates...
- ...
Polypterus ... is not a
crossopterygian, but an actinopterygian, and
hence can tell us
nothing about crossopterygian anatomy and embryology." Hall...
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completed his PhD with the
dissertation On the
structure of the
snout of
Crossopterygians and
lower Gnathostomes in general. He parti****ted in the Greenland...
- from the skull,
resulting in
improved terrestrial locomotion. The
crossopterygian cleithrum was
retained as the clavicle, and the
interclavicle was well-developed...
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geological period from the
pectoral fins and
pelvic fins of
their crossopterygian fish ancestors. Fish fins
develop along a "fin line",
which runs from...
- the
oldest fossil vertebrates,
including ostracoderms, placoderms,
crossopterygians, and
early tetrapods, have in
their skulls sockets that
appear to have...
- substrates. Many
crossopterygian fishes had
kinesis also.
Early tetrapods inherited much of
their suction feeding ability from
their crossopterygian ancestors...
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Paleontology portal G.C. Young, J.A. Long, and A. Ritchie. 1992. "
Crossopterygian fishes from the
Devonian of Antarctica: systematics, relationships...
- Géologique (in German). 15: 13–33. Stensiö, E. (1918). "Notes on a
crossopterygian fish from the
Upper Devonian of Spitzbergen".
Bulletin of the Geological...
