Oldest Animal Species on Earth Horseshoe shrimp These crustaceans are one of the oldest shrimp species and have lived in the waters of the earth for about 250 million years. Previous Next Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 bee Cockroach Coelacanth Cow shark Crocodile dinosaurs Earth Elephant shark fossil Giant Freshwater Stingray Goblin shark Green sea turtle Horseshoe shrimp Jellyfish Lice living fossils Oldest Animal Platypus Sandhill Crane sharks shrimp Species Spiny anteater Tortoise Tuatara 2025-01-28 pey