-40%
Nautilus Fossil Cenoceras Cephalopod Mahajanga Province, Madagascar Polished-
$ 7.91
- Description
- Size Guide
Description
Nautilus Fossil Cenoceras Mahajanga Province, Madagascar PolishedCenoceras
is an extinct genus within the Cephalopod mollusk family Nautilidae, which in turn makes up part of the superfamily
Nautilaceae
.
Shells of these nektonic carnivores are variable in form, depending on species; ranges from evolute to involute, compressed lenticular to globose with rounded to flattened venter and flanks. The suture generally has shallow ventral and lateral lobes. The location of the siphuncle is variable, but never at an extreme ventral or dorsal position
.
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