Fishes
Deuterostomes Notochord Dorsal, hollow nerve cord Pharyngeal gill slits Muscular Postanal tail Phylum: Chordata.
Fish Ho Suet Ying 6S (8). General features any gill-bearing aquatic vertebrate (or craniate) animal which lacks limbs with digits most fish are ectothermic.
Anatomy, Physiology, and Ecology of Fishes I Biology of Fishes 10.18.12
Diversity of Life
Marine Fish
Fishies!
