1. Fifteen-Spined Stickleback (Gasterosteus Spinachia) 2. Ruffe (Perca Cernua) 3. Stickleback (Gasterosteus Aculeatus) 4. lesser Stickleback (Gasterosteus Pungitius) from Ichtylogie, ou Histoire naturelle: génerale et particuliére des poissons (1785–1797) by Marcus Elieser Bloch.
Original from New York Public Library. Digitally enhanced by rawpixel.