- epoch.
Kasperacanthus serratus is
known from Ukraine. Szaniawski, Hubert;
Voichyshyn,
Victor (2018). "New
ischnacanthiform jaw
bones from the
Lower Devonian...
-
Ukraine during the
early Devonian period. It was
described by
Victor Voichyshyn and
Hubert Szaniawski in 2012, and the type
species is Podoliacanthus...
- 1983. A new species, D. secunda, from
Ukraine was
described by
Victor Voichyshyn in 2011. L. I.
Novitskaya (2007). "Evolution of
generic and
species diversity...
- Zych in 1931, and
contains the
species P. lerichei, and P. danieli. V.
Voichyshyn (2001). "Some
problems of the
taxonomy of the
pterapsids (Agnatha, Heterostraci)...
-
those of a
crocodile or a plesiosaur.
Dumbrava and
Blieck (2005) and
Voichyshyn (2006)
confidently referred Macrodontophion to the
Early Devonian Dneister...
-
Journal of
Earth Sciences. 50 (2): 127–134. doi:10.1139/cjes-2012-0100.
Voichyshyn, V. (2006). "New
osteostracans from the
Lower Devonian terrigenousdeposits...
-
anatomy is
known forces researchers to
leave it as
incertae sedis.
Victor Voichyshyn (2011). "The
early Devonian Agnathans of Podolia, Ukraine". Palaeontologia...
-
Archived from the
original (PDF) on 2013-12-14.
Retrieved 2013-12-14.
Victor Voichyshyn;
Hubert Szaniawski (2012). "Acanthodian jaw
bones from
Lower Devonian...
- Downs, Daeschler,
Jenkins and Shubin. Wu, Sun, Xu, Hao, Jiang, Sun.
Voichyshyn, V. (2011). "The
Early Devonian armoured agnathans of Podolia, Ukraine"...
- the
Tyver formation in Podolia, Ukraine,
dated to the
Early Devonian.
Voichyshyn,
Victor (2011). "The
Early Devonian Armoured Agnathans of Podolia, Ukraine"...
