Black Ocellaris / Darwin
A variant of Clownfish (ocellaris) (Amphiprion ocellaris)

Representative Clownfish (ocellaris)photo — a dedicated image of this exact morph isn't available yet.
A naturally jet-black-and-white form from the Darwin (Australia) region. The foundation for most black-bodied designer clowns.
Keeper tips for this variant
Black coloration can lighten toward brown under intense lighting or stress — a dark substrate/background and reduced glare help hold the deep black.