Spirifer
''Spirifer'' is a genus of marine brachiopods belonging to the order Spiriferida and family Spiriferidae. Species belonging to the genus lived from the Middle Ordovician ( Sandbian) through to the Middle Triassic (Carnian) with a global distribution. They were stationary epifaunal suspension feeders.''Spirifer''
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Fossilworks

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Selected species

* '' Spirifer acutiplicatus'' Hayasaka, 1933 * '' Spirifer bambadhurensis'' Diener, 1903 * ''
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