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Pterygotioidea (the name
deriving from the type
genus Pterygotus,
meaning "winged one") is a
superfamily of eurypterids, an
extinct group of
aquatic arthropods...
- are eurypterines; this
represents 99% of specimens. The
superfamily Pterygotioidea is the most species-rich clade, with 56 species,
followed by the Adelophthalmoidea...
- took the form of a blade-like shape. In some lineages,
notably the
Pterygotioidea, the
Hibbertopteridae and the Mycteroptidae, the
telson was flattened...
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Jaekelopterus is
classified within the
family Pterygotidae in the
superfamily Pterygotioidea.
Jaekelopterus is
similar to Pterygotus,
virtually only
distinct in...
-
carapace of
Eysyslopterus and
other basal members of the
closely related Pterygotioidea (Herefordopterus) and the
waeringopteroids (Orcanopterus) has been shown...
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Megalograptidae Mixopteridae Waeringopteroidea Waeringopteridae Adelophthalmoidea Adelophthalmidae Pterygotioidea Hughmilleriidae Slimonidae Pterygotidae...
- The
hughmilleriids were the most
basal members of the
superfamily Pterygotioidea, in
contrast with the more
derived (more "advanced")
families Pterygotidae...
-
group of
aquatic arthropods.
Slimonids were
members of the
superfamily Pterygotioidea and the
family most
closely related to the
derived pterygotid eurypterids...
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Megalograptidae Mixopteridae Waeringopteroidea Waeringopteridae Adelophthalmoidea Adelophthalmidae Pterygotioidea Hughmilleriidae Slimonidae Pterygotidae...
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eurypterine superfamilies Carcinosomatoidea,
Adelophthalmoidea and
Pterygotioidea alongside the as of yet
undescribed "waeringopteroid" clade. The diploperculate...
