The banded sand catshark (Atelomycterus fasciatus) is a catshark of the family Scyliorhinidae found in the Indo-West Pacific Ocean, endemic to northern Australia between latitudes 10° S and 21° S, at depths between 27mand120mm (89feetand390feetm). Its length is up to 45cm (18inches). They were the first sharks to be discovered living in sponges.[1]