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Star pearlfish
The star pearlfish, ''Carapus mourlani'', is a species of slender, ray-finned fish in the family Carapidae. It normally lives inside a starfish or a sea cucumber.
==Description==
The star pearlfish is a long, slim, silvery fish growing to a maximum length of . It has dark-pigmented spots, known as melanophores, scattered irregularly across its translucent, scaleless body. The dorsal and anal fins run the length of the body, with the dorsal fin rays being shorter than those of the anal fin. No pelvic fins are present. The posterior part of the upper jaw has numerous pointed, cardiform teeth arranged in rows, but no large fangs or gaps occur between groups of teeth. The eyes are well developed, although these fish mainly live in darkness. The swim bladder lies below the 9th and 10th vertebrae and has two chambers. The precaudal vertebrae are 15 to 17 in number.〔(''Carapus mourlani'' (Petit, 1934) ) FishBase. Retrieved 2012-01-18.〕
抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』
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