These are, the Etheostomids or stone-toters; the Centrarchids orsun-fishes, and kindredforms; the Hyodontids or gizzard-shads; the Percopsids; the Aphredoderids; the Amblyopsids, (blind and cavefishes;) the Amiids or bow-fins, and the Lepidosteids, oralligator gars.