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Coelacanths (/ˈsiːləkænθ/ SEE-lə-kanth) (order Coelacanthiformes) are an
ancient group of lobe-finned fish (Sarcopterygii) in the
class Actinistia. As...
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common during those periods than in any
other period in the Phanerozoic.
Actinistians, a
group within the lobe-finned fish, have been
around for
almost 380...
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distinguishing feature was its tuna-like
forked tail (unusual for an
actinistian fish),
which suggested a fast-swimming and
active lifestyle,
unlike coelacanths...
- Two
genera of Tri****ic fish, the
actinopterygian Piveteaunotus and the
actinistian Piveteauia, and a
genus of
Middle Jur****ic
theropod dinosaur, Piveteausaurus...
- Cloutier, Richard; Forey,
Peter L (1991). "Diversity of
extinct and
living actinistian fishes (Sarcopterygii)".
Environmental Biology of Fishes. 32. Netherlands:...
- Richard; Forey,
Peter L. (1991-09-01). "Diversity of
extinct and
living actinistian fishes (Sarcopterygii)".
Environmental Biology of Fishes. 32 (1): 59–74...
- of
South Africa shed
light on the
order of
character acquisition in
actinistians:
Fossil Coelacanths from the
South African Devonian".
Zoological Journal...
- the
usual Paleozoic coelacanth body plan, it is one of the most
basal actinistian fish.
Paleontology portal Fish
portal Prehistoric fish List of prehistoric...
- some habitats.
Preserved sarcopterygians (lobe-finned fish)
include actinistians (coelacanths) and the
rhizodont Strepsodus,
which have very different...
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genus of Tri****ic ray-finned fish, Errolichthys, a
genus of Tri****ic
actinistian fish, Whiteia, and two
Eocene genera of
teleost fish,
Whitapodus and...
