Onchidium stuxbergiOnchidium stuxbergi is a species of air-breathing sea slug, a shell-less brackish water pulmonate gastropod mollusc in the family Onchidiidae.DistributionFrom north-eastern India to the Philippines, including Peninsular Malaysia, Singapore, Thailand, Vietnam, eastern Borneo, and China.DescriptionSlug has long eye tentacles and fully retractable, central papilla with three dorsal eyes. The foot is bright orange.