The text below is the complete list for entries on this website.
| Xenacanthus – Fish, shark (xenacanthid). Xenoceratops – Dinosaur, ceratopsian. Xenodens – Mosasaur. Xenohystrix – Mammal, porcupine. Xenokeryx – Mammal, palaeomerycid. Xenoposeidon – Dinosaur, sauropod. Xenorophus – Mammal, cetacean. Xenosmilus – Mammal, big cat. Xenotarsosaurus – Dinosaur, abelisaur? Xeradipterus – Lungfish. Xericeps – Pterosaur, azdarchid. Xianglong – Reptile (gliding lizard). Xiangornis – Bird. Xianshanosaurus – Dinosaur, titanosaur. Xianshou – Mammal. Xiaosaurus – Dinosaur, ornithischian. Xiaotingia – Dinosaur, archaeopterygid. Xibalbaonyx – Ground sloth. Xilousuchus – Rauisuchian, ctenosauriscid. Xingtianosaurus – Dinosaur, oviraptosaur. Xingxiulong – Dinosaur, sauropodomorph. Xinjiangovenator – Dinosaur, maniraptoran. Xinpusaurus – Thalattosaur. Xiongguanlong – Dinosaur, tyrannosaur. Xiphactinus – Fish. Xixianykus – Dinosaur, alvarezsaur. Xixiasaurus – Dinosaur, troodont. Xixiposaurus – Dinosaur, sauropodomorph. Xiyukannemeyeria – Dicynodont. Xiyunykus – Dinosaur, alvarezsaur. Xuanhanosaurus – Dinosaur, megalosaur. Xuanhuaceratops – Dinosaur, ceratopsian. Xunmenglong – Dinosaur, compsognathid. Xuwulong – Dinosaur, hadrosaur. |
