Biemna variantia

Species of sponge

Biemna variantia is a species of sponge in the family Biemnidae. It is native to the northwestern Atlantic Ocean, the northeastern Atlantic Ocean, the North Sea and the Mediterranean Sea. This species was first described in 1858 by the British naturalist James Scott Bowerbank, who gave it the name Halichondria variantia. It was later moved to the genus Biemna and is the type species of the genus. The type locality is Tenby, Wales.

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