Perisphinctidae
Perisphinctidae is a family of Middle and Upper Jurassic discoidal ammonites in the order Ammonitida. They have a shell morphology that is mostly evolute, typically with biplicate, simple, or triplicate ribbing. Large forms have simple apertures and smooth body chambers while small forms have lappets and ribbed body chambers.
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Perisphinctidae
Perisphinctidae is a family of Middle and Upper Jurassic discoidal ammonites in the order Ammonitida. They have a shell morphology that is mostly evolute, typically with biplicate, simple, or triplicate ribbing. Large forms have simple apertures and smooth body chambers while small forms have lappets and ribbed body chambers.
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Perisphinctidae es una familia ...... s todas del Jurásico Superior.
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Perisphinctidae is a family of ...... s all from the Upper Jurassic.
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Wikipage page ID
33,824,113
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1,022,954,477
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authority
Steinmann, 1890
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image caption
Orthosphinctes sp., from Montejunto , at the Museu Nacional de História Natural, Lisboa
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subdivision
See text
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subdivision ranks
Subfamilies
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taxon
Perisphinctidae
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hypernym
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Perisphinctidae es una familia ...... cámaras corporales estriadas.
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Perisphinctidae is a family of ...... pets and ribbed body chambers.
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label
Perisphinctidae
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Perisphinctidae
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