Black Tiger Maxima
A variant of Maxima Clam (Tridacna maxima)

Photo: Diego Delso · CC BY-SA 4.0
Representative Maxima Clam image. A confirmed image of this exact morph isn't available yet.
A striking monochrome maxima with a tiger-striped mantle in black and white. Together with teardrops, it has long been one of the most wanted maxima forms.