-
Siberian nomenclature stage 4
would overlap with
parts of the
Botomian and
Toyonian. The
beginning of
Cambrian Stage 4 has been
tentatively correlated with...
-
Delmaran Cambrian Series 2 "Stage 4"
Duyunian Branchian /
Comley (part)
Toyonian Dyeran Botomian "Stage 3"
Nangaoan Atdabanian Montezuman Placentian / Comley...
-
animals which lived in the
early to mid-Cambrian
Period (Tommotian to
Toyonian). They were very
similar to
archaeocyath sponges, with a cup-shaped calcareous...
-
centimetres (0.79 in)) trilobite, with
three known species. It
lived during the
Toyonian in what are now
Canada and the USA. O.
subgranulatus is
known from the...
-
solitary organisms,
while others formed colonies. In the
beginning of the
Toyonian Age
around 516 mya, the
archaeocyaths went into a
sharp decline. Almost...
- (about 5
centimetres or 2.0
inches long). It
lived during the
Botomian and
Toyonian stages (Olenellus-zone), 522 to 510
million years ago, in what is currently...
-
extinct marine arthropods. They
occurred during the late
Lower Cambrian (
Toyonian) and
disappeared at the end of the
Middle Cambrian.
Species in this superfamily...
- huge
pleural spines of the 3rd
segment of the thorax. It
lived during the
Toyonian stage (last
phase of the
Upper Olenellus-zone), in what is
today the South-Western...
- entire,
articulate specimens have not yet been found. It
lived during the
Toyonian stage (Upper Olenellus-zone), in what is
today the South-Western United...
-
fossil marine arthropods, the trilobites. It
lived during the part of the
Toyonian stage. This
faunal stage was part of the
Cambrian Period.
Fremontella shares...
