Aulactinia verrucosa - Glass model of <i>Aulactinia verrucosa</i> by Leopold Blaschka (1822 - 1895), on display at the Museo di Storia Naturale e del Territorio, Calci (Province Pisa), Italy © Hectonichus - CC BY-SA 3.0 - Wikimedia Commons
Moëze-Oléron