The fishes of Illinois, Danville, Ill, Pub. by authority of the state Legislature, 1908. fishes, Illinois, Etheostoma jessiae, Charlotte Pinkerton, Etheostoma iowae, women in science, The illustration features two species of fish from the genus **Etheostoma**, identified as **Etheostoma jessie** (top) and **Etheostoma ivowae** (bottom). The upper fish displays a streamlined body with subtle horizontal stripes and a lighter coloration, while the lower fish is characterized by vibrant patterns, including distinct spots and markings along its sides, highlighting its striking coloration. Both specimens emphasize the diversity within their habitat, showcasing unique fin structures and colorations that aid in identification. The scientific names are elegantly positioned below each fish, providing a reference to their classification.