Wolfsnout goby
The wolfsnout goby (Luposicya lupus), also known as the dognsout goby or cup-sponge goby, is a species of goby native to the Indian Ocean and the western Pacific Ocean. This species lives on large fan-shaped or floppy sponges, particularly "Phyllospongia foliascens" and "Phyllospongia papyracea", growing on reefs at depths down to . This species grows to a length of SL. This species is the only known member of its genus. It spans benthically and is a solitary species.