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Urocordylidae are an
extinct family of
nectridean lepospondyl amphibians.
Urocordylids lived during the Late
Carboniferous and
Early Permian in what is now...
- an aïstopod Diploceraspis, a
diplocaulid "nectridean" Sauropleura, a
urocordylid "nectridean" Andrews, S.M.; Carroll, R.L. (1991). "The
Order Adelospondyli:...
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Ptyonius marshii Linton An
abundant urocordylid nectridean Sauropleura pectinata Linton An
abundant urocordylid nectridean Tudit****
punctulatus Linton...
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urocordylids and
scincosaurids as
progressively more
primitive members of the group. On the
other hand, Ruta et al. (2003)
claimed that
urocordylids were...
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Cardiocephalus C.
sternbergi A
gymnarthrid microsaur Crossotelos C.
annulatus A
urocordylid nectridean.
Diplocaulus D.
brevirostris Rare D.
copei Indeterminate,...
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Urocordylinae is an
extinct subfamily of
nectridean tetrapodomorphs that
includes several small newt-like
species with
short skulls and elongated, flattened...
-
possession of
supratemporals is rare
among lepospondyls, but it does
occur in
urocordylids and a few
early aistopods, in
which the
shape of this bone is similar...
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Urocordylus (from Gr****: οὐρά oura, 'tail' and Gr****: κορδῡ́λη kordū́lē, 'club') is an
extinct genus of
nectridean tetrapodomorphs. It is the type genus...
- whole, are
Sauropleura pectinata and
Ptyonius marshii (both newt-like
urocordylid nectrideans),
followed by
Ophiderpeton amphiuminum (a
legless aistopod)...
-
Crossotelos is an
extinct genus of
nectridean tetrapodomorphs within the
family Urocordylidae. It
contains a
single species,
Crossotelos annulatus. Crossotelos...
