Nautiluses pl. : of Nautilus

Example:


Taxonomy
Nautilus, cephalopods, Unresolved, shell, tentacles, fide, Undetermined, nautilus shell, Saunders, extinct species, Nautilus pompilius, dubium, Linne, genus Nautilus, family Nautilidae, Adriatic Sea, Willey, Buoyancy.

Defination from the web:
nautiluses represent the only living members of the subclass Nautiloidea, and are ... Nautiluses typically have more tentacles than other cephalopods, up to ninety. ...