According to Living National Treasures, agaves and a cactus are plants unique to Aruba, and two species of lizards are unique to Aruba.

Specifically, Melocactus stramineus, with striking red flowers, is unique to Aruba.

Agave rutteniae and Agave arubensis are two agaves which uniquely inhabit

Aruba. The Aruba leaf-toed gecko (Phyllodactylus julieni) and the Aruba whiptail

(Cnemidophorus arubensis) are two lizards which only are found on Aruba.

• X-Ray fish
• X-Ray tetra
• Xanclomys - a small mammal from the Paleocene of North America.
• Xanthareel - yellow eel
• Xantis - yak
• Xantus - a bird
• Xantusiidae (family of night lizards)
• Xantus murrelet - a small seabird found in the California Current system in the Pacific Ocean.
• Xeme - an artic fork-tailed gull.
• Xenarthra - mammal in South America
• Xenicidae (family of New Zealand wrens)
• Xenopeltidae (family of reptiles including sunbeam snake- Xenopeltis)
• Xenipirostris (genus of birds from Madagascar)
• Xenops - a rain forest bird from the Americas
• Xenopterygii (order of fishes including clingfishes)
• Xenopus - a frog; toad
• Xenurine - a species of armadillo; a cabassou.
• Xenurus unicinctus - an armadillo native of the tropical parts of South America.
• Xerus - a type of ground squirrel from Africa
• Xiphias - a swordfish.
• Xiphias gladius
• Xiphosuran - a horseshoe crab.
• Xoloitzcuintli - a dog
• Xoni - mystical creature.
• Xylophone Cat- A cat that is only by legend but some claim to have seen it.

Dinosaurs

• Xenoposeidon
• Xenotarsosaurus
• Xiaosaurus
• Xinjiangovenator
• Xuanhanosaurus
• Xuanhuaceratops
• Xuanhuasaurus

• Xenops(a type of bird)
  

• X: Parailia pellucida
• X-L Spring Tui Chub: Gila bicolor oregonensis
• X-Ray Fish: Pristella maxillaris
• X-Ray Tetra: Pristella maxillaris
• Xami Hairstreak: Callophrys xami, Callophrys xami texami
• Xanthippe's Shrew: Crocidura xantippe
• Xantic Sargo: Anisotremus davidsonii
• Xantus Leaf-Toed Gecko: Phyllodactylus xanti
• Xantus Swimming Crab: Portunus xantusii
• Xantus' Murrelet: Synthliboramphus hypoleucus
• Xantus's Hummingbird: Basilinna xantusii
• Xantus's Murrelet: Synthliboramphus hypoleucus
• Xeniades Swallowtail: Mimoides xeniades
• Xenoclea Longwing: Heliconius melpomenexenoclea
• Xenocrates Leafwing: Polygrapha xenocrates
• Xerces Blue: Glaucopsyche lygdamus xerces, Glaucopsyche xerces
• Xeric Ambersnail: Succinea indiana
• Xestia Badicollis: Xestia badicollis
• Xestia Elimata: Xestia elimata
• Xestus Fangblenny: Petroscirtes xestus
• Xestus Sabretooth Blenny: Petroscirtes xestus
• Xingu Corydoras: Corydoras xinguensis
• Xingu River Ray: Potamotrygon leopoldi
• Xinjiang Ground-Jay: Podoces biddulphi
• Xuthus Swallowtail: Papilio xuthus

Animals beginning with the letter X:

• Xanclomys: a small mammal from the Paleocene of North America.
• Xanthareel: yellow eel.
• Xantis: a yak.
• Xantus: a bird.
• Xantus murrelet: a small seabird found in the California Current system in the Pacific Ocean.
• Xantusiidae: family of night lizards.
• Xeme: an artic fork-tailed gull.
• Xenarthra: a mammal in South America.
• Xenicidae: a family of New Zealand wrens.
• Xenipirostris: genus of birds from Madagascar.
• Xenopeltidae: family of reptiles including sunbeam snake- Xenopeltis.
• Xenops: a rain forest bird from the Americas.
• Xenopterygii: order of fishes including clingfishes.
• Xenopus: a South African clawed frog (name means "strange foot").
• Xenurine: a species of armadillo; a cabassou.
• Xenurus unicinctus: an armadillo native of the tropical parts of South America.
• Xerarthra: mammel related to sloth
• Xerus: a type of ground squirrel from Africa.
• Xiphias: a swordfish.
• Xiphias Gladius
• Xiphosuran: a horseshoe crab.
• Xoloitzcuintli: a dog.
• Xoni: mystical creature.
• X-Ray fish: Pristella maxillaris
• X-Ray tetra: Pristella maxillaris
• Xylophone Cat: A cat that is only by legend but some claim to have seen it.
• X: Parailia pellucida
• Xami Hairstreak:Callophrys xami, Callophrys xami texami
• Xanthippe's Shrew:Crocidura xantippe
• Xantic Sargo:Anisotremus davidsonii
• Xantus Leaf-Toed Gecko: Phyllodactylus xanti
• Xantus Swimming Crab:Portunus xantusii
• Xantus's Hummingbird:Basilinna xantusii
• Xantus's Murrelet:Synthliboramphus hypoleucus
• Xeniades Swallowtail:Mimoides xeniades
• Xenarthrans: The superorder Xenarthra isa group of placental mammals
• Xenoclea Longwing:Heliconius melpomene xenoclea
• Xenocrates Leafwing:Polygrapha xenocrates
• Xenoposeidon
• Xenotarsosaurus
• Xerces Blue:Glaucopsyche lygdamus xerces, Glaucopsyche xerces
• Xeric Ambersnail:Succinea indiana
• Xestia Badicollis
• Xestia Elimata
• Xestus Fangblenny:Petroscirtes xestus
• Xestus Sabretooth Blenny: Petroscirtes xestus
• Xiaosaurus: plant eating dinasour from jurassaic period
• Xingu Corydoras:Corydoras xinguensis
• Xingu River Ray:Potamotrygon leopoldi
• Xinjiangovenator
• Xinjiani Ground-Jay:Podoces biddulphi
• X-L Spring Tui Chub:Gila bicolor oregonensis
• Xuanhanosaurus
• Xuanhuaceratops
• Xuanhuasaurus
• Xuthus Swallowtail:Papilio xuthus
• Xanthostigma - Longfin Sanddab fish
• Xantusia henshawi - Granite Night Lizard

Animals beginning with the letter X:

For the source and more detailed information concerning your request, click on the related links section (Answers.com) indicated at the bottom of this answer box.

• X-L Spring Tui Chub: Gila bicolor oregonensis
• X-ray Tetra (fish): Pristella maxillaris
• X: Parailia pellucida
• Xami Hairstreak: Callophrys xami, Callophrys xami texami
• Xanclomys: a small mammal from the Paleocene of North America.
• Xanthareel (yellow eel)
• Xanthidae - crab
• Xanthippe's Shrew: Crocidura xantippe
• Xanthostigma - Longfin Sanddab fish
• Xantic Sargo: Anisotremus davidsonii
• Xantis: a yak.
• Xantus (murrelet - small seabird)
• Xantus Leaf-Toed Gecko: Phyllodactylus xanti
• Xantus murrelet: a small seabird found in the California Current system in the Pacific Ocean.
• Xantus Swimming Crab: Portunus xantusii
• Xantus's Hummingbird: Basilinna xantusii
• Xantus's Murrelet: Synthliboramphus hypoleucus
• Xantusia henshawi - Granite Night Lizard
• Xantusiidae: family of night lizards.
• Xeme (Arctic fork-tailed gull)
• Xenarthra - mammal in South America
• Xenarthra: a mammal in South America.
• Xenarthrans: The superorder Xenarthra is a group of placental mammals
• Xeniades Swallowtail: Mimoides xeniades
• Xenicidae: a family of New Zealand wrens.
• Xenipirostirs - bird from Madagascar
• Xenipirostris: genus of birds from Madagascar.
• Xenoclea Longwing: Heliconius melpomene xenoclea
• Xenocrates Leafwing: Polygrapha xenocrates
• Xenopeltidae - snakes
• Xenopeltidae: family of reptiles including sunbeam snake- Xenopeltis.
• Xenoposeidon
• Xenops: a rain forest bird from the Americas.
• Xenopterygii: order of fishes including clingfishes.
• Xenopus: a South African clawed frog (name means "strange foot").
• Xenotarsosaurus
• Xenurine: a species of armadillo; a cabassou.
• Xenurus unicinctus: an armadillo native of the tropical parts of South America.
• Xerarthra: mammal related to sloth
• Xerces blu - extinct butterfly, Glaucopsyche lygdamus xerces, Glaucopsyche xerces
• Xeric Ambersnail: Succinea Indiana
• Xerus (a species of squirrel found only in Africa)
• Xestia Badicollis
• Xestia Elimata
• Xestus Fangblenny: Petroscirtes xestus
• Xestus Sabretooth Blenny: Petroscirtes xestus
• Xiaosaurus: plant eating dinasour from jurassaic period
• Xingu Corydoras: Corydoras xinguensis
• Xingu River Ray: Potamotrygon leopoldi
• Xinjiangovenator
• Xinjiani Ground-Jay: Podoces biddulphi
• Xiphias (swordfish)
• Xiphias Gladius
• Xiphosuran (horseshoe crab)
• xlot
• Xoloitzcuintli: a dog.
• Xoni: mystical creature.
• Xuanhanosaurus
• Xuanhuaceratops
• Xuanhuasaurus
• Xuthus Swallowtail: Papilio xuthus
• Xylophone Cat: A cat that is only by legend but some claim to have seen it.

Squamata - Lizards Anguidae - Alligator Lizards & Allies Elgaria - Western Alligator Lizards

E. coerulea - Northern Alligator Lizard E. c. coerulea - San Francisco Alligator Lizard E. c. palmeri- Sierra Alligator Lizard E. c. shastensis - Shasta Alligator Lizard E. c. principis - Northwestern Alligator Lizard E. multicarinata - Southern Alligator Lizard E. m. multicarinata - California Alligator Lizard E. m. scincicauda - Oregon Alligator Lizard E. m. webbii - San Diego Alligator Lizard E. panamintina - Panamint Alligator Lizard Anniellidae - North American Legless lizardsAnniella - North American Legless Lizards A. pulchra- California Legless Lizard Crotaphytidae - Collared and Leopard Lizards Crotaphytus - Collared Lizards C. bicinctores - Great Basin Collared Lizard C. vestigium - Baja California Collared Lizard Gambelia - Leopard Lizards G. copeii - Cope's Leopard Lizard G. sila - Blunt-nosed Leopard Lizard G. wislizenii - Long-nosed Leopard Lizard Gekkonidae - Geckos Coleonyx - Banded Geckos C. switaki - Switak's Banded Gecko C. s. switaki - Peninsular Banded Gecko C. variegatus - Western Banded Gecko C. v. abbotti - San Diego Banded Gecko C. v. variegatus - Desert Banded Gecko Phyllodactylus - Leaf-toed Geckos P. nocticolus - Peninsular Leaf-toed Gecko Hemidactylus - House Geckos H. turcicus - Mediterranean House Gecko I Tarentola - Wall Geckos T. mauritanica - Moorish Wall Gecko IHelodermatidae - Venomous Lizards Heloderma - Gila Monsters and Beaded Lizards H. suspectum - Gila Monster H. s. cinctum - Banded Gila Monster Iguanidae - Iguanian Lizards Dipsosaurus - Desert Iguanas D. dorsalis- Desert Iguana D. d. dorsalis - Northern Desert Iguana Sauromalus - Chuckwallas S. ater - Common Chuckwalla Phrynosomatidae - Zebra-tailed, Earless, Fringe-toed, Spiny, Tree, Side-blotched, and Horned Lizards Callisaurus - Zebra-tailed Lizards C. draconoides - Zebra-tailed Lizard C. d. rhodostictus - Western Zebra-tailed Lizard Petrosaurus - California Rock Lizards P. mearnsi - Banded Rock Lizard P. m. mearnsi - Mearns' Rock Lizard Phrynosoma - Horned Lizards P. (Anota) blainvillii (coronatum) - Blainville's (Coast) Horned Lizard P. (Tapaja) douglasii - Pygmy Short-horned Lizard P. (Anota) mcallii- Flat-tail Horned Lizard P. platyrhinos - Desert Horned Lizard P. (Doliosaurus) p. calidiarum - Southern Desert Horned Lizard P. (Doliosaurus) p. platyrhinos - Northern Desert Horned Lizard Sceloporus - Spiny Lizards S. graciosus - Common Sagebrush Lizard S. g. gracilis - Western Sagebrush Lizard S. g. graciosus - Northern Sagebrush Lizard S. g. vandenburgianus - Southern Sagebrush Lizard S. magister - Desert Spiny Lizard S. m. uniformis - Yellow-backed Spiny Lizard S. m. transversus - Barred Spiny Lizard S. occidentalis - Western Fence Lizard S. o. becki - Island Fence Lizard S. o. biseriatus - San Joaquin Fence Lizard S. o. bocourtii - Coast Range Fence Lizard S. o. longipes - Great Basin Fence Lizard S. o. occidentalis - Northwestern Fence Lizard S. o. taylori - Sierra Fence Lizard S. orcutti - Granite Spiny Lizard Uma - Fringe-toed Lizards U. inornata - Coachella Valley Fringe-toed Lizard U. notata - Colorado Desert Fringe-toed Lizard U. scoparia - Mohave Fringe-toed Lizard Urosaurus - Tree & Bush Lizards U. graciosus - Long-tailed Brush Lizard U. nigricaudus - Baja California Brush Lizard U. ornatus - Ornate Tree Lizard U. o. symmetricus - Colorado River Tree Lizard Uta - Side-blotched Lizards U. stansburiana - Common Side-blotched Lizard U. s. elegans - Western Side-blotched Lizard U. s. nevadensis - Nevada Side-blotched Lizard U. s. stansburiana - Northern Side-blotched Lizard Scincidae - Skinks Plestiodon - Toothy Skinks (formerly Eumeces) P. "gilberti"- Gilbert's Skink P. g. cancellosus - Variegated Skink P. g. gilberti - Greater Brown Skink P. g. placerensis - Northern Brown Skink P. g. rubricaudatus - Western Red-tailed Skink P. skiltonianus - Western Skink P. s. interparietalis - Coronado Skink P. s. skiltonianus - Skilton's Skink Teiidae - Whiptails & Racerunners Aspidoscelis - Whiptails (formerly Cnemidophorus) A. hyperythra - Orange-throated Whiptail A. h. beldingi - Belding's Orange-throated Whiptail A. tigris - Tiger Whiptail A. t. stejnegeri - Coastal Whiptail A. t. munda - California Whiptail A. t. tigris - Great Basin Whiptail Xantusiidae - Night Lizards Xantusia - Night Lizards X. gracilis - Sandstone Night Lizard X. henshawi - Granite Night Lizard Xantusia riversiana - Island Night Lizard X. r. reticulata - San Clemente Night Lizard X. r. riversiana - San Nicolas Night Lizard X. sierrae - Sierra Night Lizard X. vigilis - Desert Night Lizard X. wigginsi - Baja California Night Lizard Chamaeleonidae - Chameleons Chamaeleo - Chameleons C. jacksonii -Jackson's Chameleon C. j. xantholophus - Yellow-crested Jackson's Chameleon I I = Introduced - not native to California F = Formerly present, now probably extinct in California Listed by Common Names Alligator Lizards Northern Alligator Lizards Northwestern Alligator Lizard San Francisco Alligator Lizard Shasta Alligator Lizard Sierra Alligator Lizard Southern Alligator Lizards California Alligator Lizard Oregon Alligator Lizard San Diego Alligator Lizard Panamint Alligator Lizard Brush Lizard Long-tailed Brush Lizard Chameleons Jackson's Chameleon I Chuckwallas Common Chuckwalla Collared Lizards Baja California Collared Lizard Great Basin Collared Lizard Fence Lizards (Blue-bellies, Swifts) Western Fence Lizard Coast Range Fence Lizard Great Basin Fence Lizard Island Fence Lizard Northwestern Fence Lizard San Joaquin Fence Lizard Sierra Fence Lizard Fringe-toed Lizards Coachella Valley Fringe-toed Lizard Mohave Fringe-toed Lizard Sonoran Fringe-toed Lizard Geckos Desert Banded Gecko Mediterranean House Gecko I Moorish Wall Gecko I Peninsular Banded Gecko Peninsular Leaf-toed Gecko San Diego Banded Gecko Gila Monster Banded Gila Monster Horned Lizards Blainville's (Coast) Horned Lizard Flat-tailed Horned Lizard Northern Desert Horned Lizard Pygmy Short-horned Lizard Southern Desert Horned Lizard Iguanas Northern Desert Iguana Legless Lizards California Legless Lizard Leopard Lizards Blunt-nosed Leopard Lizard Long-nosed Leopard Lizard Night Lizards Baja California Night Lizard Granite Night Lizard Sandstone Night Lizard Island Night Lizard San Clemente Night Lizard San Nicolas Night Lizard Desert Night Lizard Sierra Night Lizard Yucca Night Lizard Rock Lizards Mearns' Rock Lizard Sagebrush Lizards Western Sagebrush Lizard Northern Sagebrush Lizard Southern Sagebrush Lizard Side-blotched Lizards Northern Side-blotched Lizard Nevada Side-blotched Lizard Western Side-blotched Lizard Skinks Gilbert's Skinks Variegated Skink Greater Brown Skink Northern Brown Skink Western Red-tailed Skink Western Skinks Coronado Skink Skilton's Skink Spiny Lizards Desert Spiny Lizards Yellow-backed Spiny Lizard Barred Spiny Lizard Granite Spiny Lizard Tree Lizards Baja California Brush Lizard Colorado River Tree Lizard Whiptails Belding's Orange Throated Whiptail California Whiptail Coastal Whiptail Great Basin Whiptail Zebra-tailed Lizards Western Zebra-tailed Lizard I = Introduced F = Formerly present, now probably extinct in California

Home

About Us

Complete Lists

CA Species Lists

CA Range Maps

CA Photo Indexes

More CA Lists

Identification

Beyond California

Sound & Video

Info

Herping

Rattlesnakes

Contact

Home | Lists | Maps | Photo Indexes | Sounds | Identification | More Info | Beyond CA | About Us | Usage | Taxonomy | New Stuff | Thanks | Disclaimers | Contact

Return to the top