Picasso fish, lagoon triggerfish (Rhinecanthus aculeatus) Balistes aculeatus. The Spiny File Fish
Date 1796.
Source http://www.biodiversitylibrary.org/page/4786865
Author Marcus Elieser Bloch
Full title Ichthyologie; ou, Histoire naturelle des poissons : En six parties avec 216 planches dessinées et enluminées d'après nature / par Marc Éliéser Bloch.
Source: https://commons.wikimedia.org/wiki/File:Ichthyologie;_ou,_Histoire_naturelle_des_poissons_(Plate_149)_(7064482447).jpg
The lagoon triggerfish (Rhinecanthus aculeatus), also known as the blackbar triggerfish, the Picasso triggerfish, the Picassofish, and the Jamal, is a triggerfish found on reefs in the Indo-Pacific region.
