(IUCN 3.1)^[2] Scientific classification Kingdom: Animalia Phylum: Chordata Class: Sauropsida Order: Testudines Suborder: Cryptodira Chelonioidea Superfamily: Bauer, 1893 Genera Family Cheloniidae (Oppel, 1811) □ Caretta □ Chelonia □ Eretmochelys □ Lepidochelys □ Natator Family Dermochelyidae □ Dermochelys Family Protostegidae (extinct) Family Toxochelyidae (extinct) Family Toxochelyidae (extinct) Family Thalassemyidae (extinct) Sea turtles (Chelonioidea) are turtles found in the United States of America Press, 2000), p. 84