#Louis Agassiz
- Agassiz — A surname of Swiss origin, famous in the universal history of science through Louis Agassiz (1807–1873), a renowned Swiss-American naturalist, geologist, and ichthyologist. He conceptually and structurally formulated the theory of ice ages (universal glaciation) and extensively studied fish fossils; his name was toponymically assigned to a massive prehistoric glacial lake in North America (Lake Agassiz) and several geographical features or geological structures worldwide.