- Actinistia. The
order Coelacanthiformes has been used for a
subgroup of
actinistians,
containing the
modern coelacanths.
According to the
fossil record, the...
-
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...
- 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...
- of
South Africa shed
light on the
order of
character acquisition in
actinistians:
Fossil Coelacanths from the
South African Devonian".
Zoological Journal...
-
Actinistians (coelacanths) of the
Chinle Formation Genus Species State Stratigraphic position Abundance Notes Images Chinlea C.
sorenseni New
Mexico Utah...
-
distinguishing feature was its tuna-like
forked tail (unusual for an
actinistian fish),
which suggested a fast-swimming and
active lifestyle,
unlike coelacanths...
- Tri****ic of Texas, USA,
establishes a
Pangean radiation of
early Mesozoic actinistians" (PDF).
Palaeontologia Electronica. 26 (1): a9. Forey,
Peter L. (1998)...
- well-preserved
embryos have been
found with yolk sacs in the
Carboniferous actinistian Rhabdoderma exiguum.
These range in
development from
specimens still...
