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Asaphida is a large,
morphologically diverse order of
trilobites found in
marine strata dated from the
Middle Cambrian until their extinction during the...
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evolutionary trend.
Notable examples of this were the
orders Agnostida and
Asaphida, and the
suborder Illaenina of the Corynexochida.
Effacement is believed...
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trilobites (Agnostida and Pytchopariida,
which completely died out, and the
Asaphida which were much reduced). Brachiopods,
bryozoans and
echinoderms were also...
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Trinucleioidea is a
superfamily of trilobites.
Traditionally placed within the
Asaphida, it is now
sometimes considered its own order, Trinucleida.
There are five...
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creatures with
olfactory tentacles include snails, the
trilobite superfamily Asaphida, and the fly
family Diopsidae. In
slugs and snails,
these tentacles will...
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erected to encomp****
several related orders,
including Ptychopariida,
Asaphida, Proetida, Harpetida, and
possibly Phacopida.
These are now
known as the...
- The
trilobites Agnostida and
Ptychopariida completely died out, and the
Asaphida were much reduced. Brachiopods,
bryozoans and
echinoderms were also heavily...
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Cyclopygoidea is a
superfamily of
trilobites in the
order Asaphida,
containing the
families Cyclopygidae, Nileidae, Symphysurinidae, and Taihungshaniidae...
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Elkia is an
extinct genus of
trilobite in the
order Asaphida. "Elkia". GBIF.
Retrieved 2020-01-23. "The
Paleobiology Database,
genus Elkia". Retrieved...
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Trinucleus is a
genus of
trilobites of the
order Asaphida. It is in the
family Trinucleidae.
Fossil specimens are
found in the
Ordovician rocks of Powys...
