Xenopodidae
— Navneord
– Engelsk
~ in some classifications the family of the genus Xenopus which is otherwise included in the family Pipidae
Xenopus laevis
— Navneord
– Engelsk
~ a tongueless frog native to Africa; established in the United States as result of release of laboratory and aquarium animals
xenopus
— Navneord
– Engelsk
~ an African clawed frog; in some classifications made the type genus of a separate family Xenopodidae
Xenorhyncus
— Navneord
– Engelsk
~ East Indian and Australian storks
Xenosauridae
— Navneord
– Engelsk
~ monotypic family of Mexican lizards
Xenosaurus
— Navneord
– Engelsk
~ type and sole genus of Xenosauridae: slender-bodied Mexican lizards having the upper surface covered with tiny granules and tubercles
xenotime
— Navneord
– Engelsk
~ a brown-to-yellow mineral that is a phosphate of yttrium in crystalline form