- In the
geologic timescale, the
Valanginian is an age or
stage of the
Early or
Lower Cretaceous. It
spans between 137.05 ± 0.2 Ma and 132.6 ± 0.2 Ma (million...
-
increase again, with a
number of
thermal excursions, such as the
middle Valanginian Weissert Thermal Excursion (WTX),
which was
caused by the Paraná-Etendeka...
-
large predatory theropod dinosaur from the
Early Cretaceous period (
Valanginian, 140 to 133
million years ago) of what is now the
Wadhurst Clay Formation...
-
Berriasian succeeds the
Tithonian (part of the Jur****ic) and
precedes the
Valanginian. The
Berriasian Stage was
introduced in
scientific literature by Henri...
-
proposed a re****ignment of the
estimated age,
compromising Berriasian to
Valanginian stages; however, this
interpretation was not
followed by most authors...
- Ma and 125.77 (million
years ago). The
Hauterivian is
preceded by the
Valanginian and
succeeded by the Barremian. The
Hauterivian was
introduced in scientific...
-
known only from the
species A. lengadocensis. It was
described from the
Valanginian stage of France. The
specific epithet refers to Lengadòc, the region...
-
genus of
rhabdodontomorph ornithopod dinosaur from the
Early Cretaceous (
Valanginian)
Mulichinco Formation of Neuquén Province, Argentina. The type species...
- is
known from a
single species consisting of
isolated teeth from the
Valanginian of France, A. cir****plicata. The name is
derived from the concentric...
-
known from the
Middle Jur****ic (Bathonian) to the
Early Cretaceous (
Valanginian).
Asteracanthus was
among the
largest known hybodontiforms, reaching...
