Ammonite - Cymatoceras
$37.00
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Cymatoceras are nautiloids that lived from the Jurassic to the Oligocene. Its shell is made of two layers--the innermost being iridescent and the outer layer providing protection. The interior have partitions that divide the shell into compartments, which help the animal maintain buoyancy. Species: Cymatoceras sakalavuzClass: Phylum Mollusca, Class CephalopodaSubclass: Nautiloidea, Order NautilidaFamily: CymatoceratidaeAge: Middle Cretaceous, Albian Stage (112 million years ago)Formation: Alpian FormationLocality: Mahajanga, Madagascar Size: 5.38 x 4.44 x .5 inches Weight: 10.7 oz.
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