The ‘Knobby or knobbed argonaut’, Argonauta nodosa.
These specimens are from Uruguay and Brazil.
These specimens are from Uruguay and Brazil.
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: Coleoidea
Superorder: Octopodiformes
Order: Octopoda
Suborder: Incirrata
Superfamily: Argonautoidea
Family: Argonautidae
Genus: Argonauta
Species: Argonauta nodosa
From my collection
via Flickr https://flic.kr/p/24BUcWW