Plate showing a red Lionfish (Pterois volitans), a fish in the family Scorpaenidae. It can be found in the tropical waters of the Pacific Ocean and the western Atlantic. red Lionfish bear long venimous spines and feed on other fishes and marine invertebrates, such as shrimps, etc.
The caption reads in the original French:
Ptérois volant — Pterois volitans. n.