• Bellybutton nautilus
Scientific classification
Kingdom:Animalia
Phylum:Mollusca
Class:Cephalopoda
Subclass:Nautiloidea
Order:Nautilida
Family:Nautilidae
Order:Nautilida
Family:Nautilidae
Genus:Nautilus
Species:N. macromphalus
168mm
New Caledonia
via Flickr https://flic.kr/p/2hCu7Sp