Harriman Alaska series Washington, 1910-1914. Alaska Natural history Scientific expeditions Starfish Evasterias troschelii Asterias forbesi, The illustration showcases a study of starfish species, displaying three distinct specimens. The top left features *Echinaster bispinosus*, characterized by its prominent spines and detailed arm structure. Adjacent to it, the top right displays another variation, illustrating subtle differences in texture and shape. The bottom specimen, labeled with a different name, emphasizes the uniqueness of sea stars, showcasing their intricate patterns and diverse body forms. Each illustration captures the biological diversity within echinoderms, emphasizing their ecological significance in marine environments.