アマシイラ科 アマシイラか Luvaridae; family containing one extant species of perciform fish similar to a surgeonfish n Advanced ➥
ニザダイ科 ニザダイか Acanthuridae; family of marine tropical surgeonfishes, tangs, and unicornfishes n Advanced ➥
オオトカゲ科 オオトカゲか Varanidae; family of carnivorous monitor lizards whose only extant genus is Varanus n Advanced ➥
カグラザメ科 カグラザメか Hexanchidae; family with four species and three genera of cow sharks characterized by either one or two additional pairs of gill slits n Advanced ➥