Blue Velvet Headshield Slug

Chelidonura varians is a species of small sea slug, a marine opisthobranch gastropod mollusc in the order Cephalaspidea, the headshield slugs. Description This species has a maximum size of 70 mm. The background color is deep black. The margin of the parapods and body are marked with a thin electric blue line. The t... Read more in Seabook