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Pleurorthoceras is an
orthocerid cephalopod from the
Upper Ordovician of
North America (Ohio, Manit). The s****
externally is like that of Michelinoceras...
- †Orthoceras †Orthocycloceras †Oxfordoceras †Palorthoceras †Plagiostomoceras †
Pleurorthoceras †Pojetoceras †Polygrammoceras †Pseudospyroceras †Striatocycloceras...
- †Platyconoceras †Plectoceras †Plectolites †Pleuronautilus †Pleuroncoceras †
Pleurorthoceras †Plicatoceras †Plummeroceras †Podoliceras †Polydesmia †Polyelasmoceras...
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member of Orthocerida,
possibly a
species of Palaeodawsonocerina.
Pleurorthoceras osmundsbergense Sp. nov
Valid Kröger Late
Ordovician (late Katian)...
- †Platystrophia
cypha †Platystrophia
moritura †Plectodonta †Pleurodictyum †
Pleurorthoceras †Poleumita †Polygnathus †Polysacos – type
locality for
genus Priscopedatus...
- †Platystrophia
moritura †Pleurodictyum †Pleuroptyx – type
locality for
genus †
Pleurorthoceras †Poleumita †Polygnathus †Polygnathus
eiflius †Polygnathus linguiformis...
- for
genus †Pleuroptyx
clavatus – type
locality for
species †
Pleurorthoceras †
Pleurorthoceras clarksvillense †Plexadictyon †Plocezyga †Plocezyga a****inata...
- ****ulata †Pleurodictyum
wardi †Pleuronotus †Pleuronotus
decewi †
Pleurorthoceras †
Pleurorthoceras clarksvillense †Poleumita †Poleumita
scamnata †Polygnathus...
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Carboniferous (Serpukhovian) Imo
Formation United
States ( Arkansas)
Pleurorthoceras organi Sp. nov
Valid Kröger & Aubrechtová
Ordovician (Sandbian) Vasalemma...
