ecofactbook
/
species
/
Animalia
/
Mollusca
/
Cephalopoda
/
_
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Estonioceratidae
/
Aphetoceras
/
Aphetoceras attenuatum
Aphetoceras evolutum
Aphetoceras oderi
Aphetoceras ruedemanni
Aphetoceras subcostulatum
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