''Goniophora''
is an extinct genus of clams. It lived during the
Ordovician to
Permian
The Permian ( ) is a geologic period and stratigraphic system which spans 47 million years from the end of the Carboniferous Period million years ago (Mya), to the beginning of the Triassic Period 251.9 Mya. It is the last period of the Paleoz ...
periods.
Description
''Goniophora'' has a sharply angular, distinctive shell with a prominent ridge extending the length of the shell. The shell also has fine growth lines.
References
External links
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Bivalves described in 1848
Modiomorphida
Prehistoric bivalve genera
{{paleo-bivalve-stub