-
Ischnacanthus is an
extinct genus of
jawed fish in the
class Acanthodii. It
lived during Pridoli to Lochkovian, type
species I.
gracilis is only known...
-
acanthodians from the
Early Devonian of
Great Britain:
Mesacanthus (an acanthodiform),
Parexus (a "climatiiform"), and
Ischnacanthus (an ischnacanthiform)...
- ~35 cm (14 in) long jaw bone.
Based on the
proportions of its
relative Ischnacanthus, X.
grandis had an
estimated total length of 2.5 m (8 ft 2 in). The...
- ~35 cm (14 in) long jaw bone.
Based on the
proportions of its
relative Ischnacanthus, X.
grandis had an
estimated total length of 2.5 m (8 ft 2 in). The...
- Erieopterus, Pagea,
Tarsopterella and Stylonurus, as well as
acanthodian fish
Ischnacanthus and Mesacanthus,
shark Climatius and
osteostracian fish Cephalaspis...
- Davidson, R. (2018). "The
Early Devonian ischnacanthiform acanthodian Ischnacanthus gracilis (Egerton, 1861) from the
Midland Valley of Scotland". Acta...
- (V7218.1, 3, 6 & 8) & 2
longitudinal sections (V7218.4 & 7).
Similar to
Ischnacanthus & Acanthodes, may be
referrable to Youngacanthus.
Nostolepis N. amplifica...
