-
Pteraspidiformes is an
extinct order of
heterostracan agnathan vertebrates known from
extensive fossil remains primarily from
Early Devonian strata of...
-
algal thalli).
Evidence interpreted as
indicating that oral
plates of
pteraspid heterostracans had a
mechanical function and that the
studied heterostracans...
-
Errivaspis is an
extinct genus of
pteraspid heterostracan agnathan vertebrate known from
fossils at the
Wayne Hereford Quarry, of
Early Devonian England...
-
Lamiaspis longiripa is an
extinct pteraspid heterostracan agnathan vertebrate found in
marine strata of
Early Devonian Nevada. The
generic name translates...
- "Rhinopteraspis
cornubica (McCoy), with
notes on the
classification and
evolution of the
pteraspids - Acta
Palaeontologica Polonica". www.app.pan.pl. v t e...
- doi:10.1017/S0016756800209485. S2CID 140161565. White, E. I. (1938). "New
Pteraspids from
South Wales".
Quarterly Journal of the
Geological Society. 94 (1–4):...
- groups,
heterostracans had no fins
besides the tail or
caudal fin. In some
pteraspids,
especially in the psammosteids, the ends of the
branchial plates (the...
- S2CID 234349437.
David K. Elliott; Hans-Peter Schultze;
Alain Blieck (2015). "A new
pteraspid (Agnatha, Heterostraci) from the
Lower Devonian Drake Bay Formation, Prince...
-
records that
Lightbody was
responsible for
discovering the
earliest known Pteraspid in the
Welsh Borders,
Archaegonaspis ludensis. He is also
credited by...
- G.; Johanson, Z.; Donoghue, P. C. J. (2023). "Testing
hypotheses of
pteraspid heterostracan feeding using com****tional
fluid dynamics".
Journal of...