Complex sentence: The Cook's swellshark ("Cephaloscyllium cooki") is a little-known species of catshark, family Scyliorhinidae, found in the Arafura Sea at a depth of.
Split into simpler sentences: The Cook's swellshark ("Cephaloscyllium cooki") is a little-known species of catshark, belonging to the family Scyliorhinidae. This shark is found in the Arafura Sea at a depth of.