Cabinet of Curiosities Etsy Team member Shelagh Power-Chopra has some darling sea creatures (including the cuttlefish dandy above) in Almirah, one of her Etsy shops. From the shop description: "Almirah means cupboard in Hindi. This almirah will be filled with many wonderful and strange curiosities along the lines of the wunderkammer or cabinet of curiosities..."
Other cephalopods currently for sale include squid and nautilus. You might also wish to visit Power-Chopra's website, Said Objects.