The following is a list of tautonyms: zoological names of species consisting of two identical words (the generic name and the specific name have the same spelling). Such names are allowed in zoology, but not in botany, where the two parts of the name of a species must differ (though differences as small as one letter are permitted, as in the jujube (Ziziphus zizyphus)).
Alces alces Linnaeus, 1758 — Eurasian elk, moose
Axis axis Erxleben, 1777 — chital
Bison bison Linnaeus, 1758 — American bison
Capreolus capreolus Linnaeus, 1758 — European roe, roe deer
Caracal caracal Schreber, 1776 — caracal
Chinchilla chinchilla Lichtenstein, 1829 — short-tailed chinchilla
Chiropotes chiropotes Humboldt, 1811 — red-backed bearded saki
Citellus citellus = Spermophilus citellus Linnaeus, 1766 — European souslik, suslik
Cricetus cricetus Linnaeus, 1758 — common hamster, European hamster
Crocuta crocuta Erxleben, 1777 — spotted hyena
Dama dama Linnaeus, 1758 — fallow deer
Feroculus feroculus Kelaart, 1850 — Kelaart's long-clawed shrew
Gazella gazella Pallas, 1766 — mountain gazelle
Genetta genetta Linnaeus, 1758 — common genet
Gerbillus gerbillus Olivier, 1801 — lesser Egyptian gerbil
Giraffa giraffa (von Schreber, 1784) — southern giraffe
Glis glis Linnaeus, 1766 — fat dormouse, edible dormouse
Gorilla gorilla Savage, 1847 — western gorilla
Gulo gulo Linnaeus, 1758 — wolverine
Hoolock hoolock Harlan, 1834 — western hoolock gibbon
Hyaena hyaena Linnaeus, 1758 — striped hyena
Indri indri Gmelin, 1788 — indri
Jaculus jaculus Linnaeus, 1758 — lesser Egyptian jerboa
Lagurus lagurus Pallas, 1773 — steppe vole, steppe lemming
Lemmus lemmus Linnaeus, 1758 — Norway lemming
Lutra lutra Linnaeus, 1758 — European otter
Lynx lynx Linnaeus, 1758 — Eurasian lynx
Macrophyllum macrophyllum Schinz, 1821 — long-legged bat
Marmota marmota Linnaeus, 1758 — Alpine marmot
Martes martes Linnaeus, 1758 — European pine marten, pine marten
Meles meles Linnaeus, 1758 — European badger, Eurasian badger
Mephitis mephitis Schreber, 1776 — striped skunk
Molossus molossus Pallas, 1766 — Pallas's mastiff bat
Monachus monachus Hermann, 1779 — Mediterranean monk seal
Mops mops de Blainville, 1840 — Malayan free-tailed bat
Myospalax myospalax Laxmann, 1773 — Siberian zokor
Myotis myotis Borkhausen, 1797 — mouse-eared myotis, greater mouse-eared bat
Nasua nasua Linnaeus, 1766 — South American coati, coatimundi
Niviventer niviventer Hodgson, 1836 — Himalayan niviventer, white-bellied rat
Oreotragus oreotragus Zimmermann, 1783 — klipspringer
Papio papio Desmarest, 1820 — Guinea baboon
Petaurista petaurista Pallas, 1766 — red giant flying squirrel
Phocoena phocoena Linnaeus, 1758 — harbor porpoise, harbour porpoise
Pipistrellus pipistrellus Schreber, 1774 — common pipistrelle
Pithecia pithecia Linnaeus, 1766 — white-faced saki
Pudu pudu = Pudu puda Molina, 1782 — southern pudu
Rattus rattus Linnaeus, 1758 — roof rat, black rat
Redunca redunca Pallas, 1767 — common reedbuck
Rupicapra rupicapra Linnaeus, 1758 — Alpine chamois, chamois
Saccolaimus saccolaimus Temminck, 1838 — naked-rumped pouched bat
Uncia uncia = Panthera uncia Schreber, 1775 — snow leopard
Vicugna vicugna Molina, 1782 — vicugna, vicuña
Vulpes vulpes Linnaeus, 1758 — red fox
Alle alle — little auk
Amandava amandava — red avadavat
Amazilia amazilia — amazilia hummingbird
Anhinga anhinga — anhinga
Anser anser — greylag goose
Apus apus — common swift
Bubo bubo — Eurasian eagle owl
Buteo buteo — common buzzard
Cardinalis cardinalis — northern cardinal
Carduelis carduelis — European goldfinch
Casuarius casuarius — southern cassowary
Ciconia ciconia — white stork
Cinclus cinclus — white-throated dipper
Coccothraustes coccothraustes — hawfinch
Cochlearius cochlearius — boat-billed heron
Coeligena coeligena — bronzy inca
Colius colius — white-backed mousebird
Coscoroba coscoroba — coscoroba swan
Cotinga cotinga — purple-breasted cotinga
Coturnix coturnix — common quail
Crex crex — corncrake
Crossoptilon crossoptilon — white-eared pheasant
Curaeus curaeus — austral blackbird
Cyanicterus cyanicterus — blue-backed tanager
Cygnus cygnus — whooper swan
Diuca diuca — common diuca-finch
Dives dives — melodious blackbird
Ensifera ensifera — sword-billed hummingbird
Falcipennis falcipennis
Francolinus francolinus — black francolin
Galbula galbula — green-tailed jacamar
Gallinago gallinago — common snipe
Gallus gallus — red junglefowl
Grus grus — common crane
Guira guira — guira cuckoo
Himantopus himantopus — black-winged stilt
Histrionicus histrionicus — harlequin duck
Ichthyaetus ichthyaetus
Icterus icterus — troupial
Indicator indicator — greater honeyguide
Jacana jacana — wattled jacana
Lagopus lagopus — willow grouse
Lerwa lerwa — snow partridge
Limosa limosa — black-tailed godwit
Luscinia luscinia — thrush nightingale
Manacus manacus — white-bearded manakin
Mascarinus mascarinus — Mascarene parrot
Melanodera melanodera — canary-winged finch
Milvus milvus — red kite
Mitu mitu — Alagoas curassow
Nycticorax nycticorax — black-crowned night heron
Oenanthe oenanthe — northern wheatear
Oriolus oriolus — golden oriole
Pauxi pauxi — northern helmeted curassow
Perdix perdix — grey partridge
Petronia petronia — rock sparrow
Phoenicurus phoenicurus — common redstart
Pica pica — European magpie
Pipile pipile — Trinidad piping-guan
Pipra pipra — white-crowned manakin
Poliocephalus poliocephalus — hoary-headed grebe
Porphyrio porphyrio — purple swamphen
Porphyrolaema porphyrolaema — purple-throated cotinga
Porzana porzana — spotted crake
Puffinus puffinus — Manx shearwater
Pyrrhocorax pyrrhocorax — red-billed chough
Pyrrhula pyrrhula — Eurasian bullfinch
Quelea quelea — red-billed quelea
Regulus regulus — goldcrest
Riparia riparia — sand martin
Rupicola rupicola — Guianan cock-of-the-rock
Sephanoides sephanoides — green-backed firecrown
Serinus serinus — European serin
Suiriri suiriri — suiriri flycatcher
Sula sula — red-footed booby
Tadorna tadorna — common shelduck
Tchagra tchagra — southern tchagra
Temnurus temnurus — ratchet-tailed treepie
Tetrax tetrax — little bustard
Todus todus — Jamaican tody
Troglodytes troglodytes — Eurasian wren
Tyrannus tyrannus — eastern kingbird
Vanellus vanellus — northern lapwing
Xanthocephalus xanthocephalus — yellow-headed blackbird
Xenopirostris xenopirostris — Lafresnaye's vanga
Agama agama
Ameiva ameiva
Basiliscus basiliscus
Calotes calotes
Caretta caretta — loggerhead sea turtle
Cerastes cerastes — desert horned viper
Chalcides chalcides — Italian three-toed skink
Clelia clelia
Cordylus cordylus
Enhydris enhydris
Hypnale hypnale — hump-nosed viper
Iguana iguana — green iguana
Kachuga kachuga — red-crowned roofed turtle
Naja naja — Indian cobra
Natrix natrix — grass snake
Ophioscincus ophioscincus
Plica plica
Scincus scincus — sandfish
Suta suta — curl snake
Tetradactylus tetradactylus
Bombina bombina — European fire-bellied toad
Bufo bufo — common toad
Pipa pipa — Suriname toad
Salamandra salamandra — fire salamander
Alburnus alburnus — bleak
Alosa alosa — allis shad
Anableps anableps — largescale foureyes
Anguilla anguilla — European eel
Anostomus anostomus — striped headstander
Anthias anthias
Aspredo aspredo
Badis badis
Bagarius bagarius
Bagre bagre
Banjos banjos
Barbatula barbatula — stone loach
Barbus barbus — barbel
Batasio batasio
Belobranchus belobranchus
Belone belone — garfish
Bidyanus bidyanus
Boops boops — bogue
Brama brama — Atlantic pomflet
Brosme brosme — cusk
Butis butis
Calamus calamus — saucereye porgy
Callichthys callichthys — cascarudo, armoured catfish
Capoeta capoeta
Carassius carassius — crucian carp
Catla catla — catla
Catostomus catostomus
Chaca chaca — frogmouth catfish
Chandramara chandramara
Chanos chanos — milkfish
Chitala chitala — Indian featherback
Chromis chromis
Conger conger — European conger
Conta conta
Cynoglossus cynoglossus
Dario dario
Dentex dentex — common dentex
Devario devario — Bengal danio
Erythrinus erythrinus
Gagata gagata
Glyphis glyphis
Gobio gobio
Gonorynchus gonorynchus
Hara hara
Hemilepidotus hemilepidotus
Hippocampus hippocampus — European seahorse
Hippoglossus hippoglossus — Atlantic halibut
Histrio histrio — sargassum fish
Hucho hucho — Danube salmon, huchen
Huso huso — beluga sturgeon
Lactarius lactarius
Lagocephalus lagocephalus
Lepadogaster lepadogaster
Leuciscus leuciscus
Limanda limanda — common dab
Liparis liparis
Lithognathus lithognathus
Lota lota — burbot
Lutjanus lutjanus
Menidia menidia
Merluccius merluccius — European hake
Microstoma microstoma
Mola mola — ocean sunfish
Molva molva — common ling
Mustelus mustelus — common smooth-hound
Myaka myaka
Nangra nangra
Notopterus notopterus
Oplopomus oplopomus
Pagrus pagrus
Pangasius pangasius
Phoxinus phoxinus — Eurasian minnow
Phycis phycis
Pollachius pollachius — pollock
Pristis pristis — common sawfish
Pseudobagarius pseudobagarius
Pungitius pungitius
Rama rama
Rasbora rasbora
Remora remora — common remora
Retropinna retropinna
Rhinobatos rhinobatos — common guitarfish
Rita rita
Rutilus rutilus — common roach
Sarda sarda — Atlantic bonito
Solea solea — common sole
Sphyraena sphyraena — European barracuda
Spinachia spinachia — a species of stickleback
Sprattus sprattus — European sprat
Squatina squatina
Synodus synodus — diamond lizardfish
Tandanus tandanus — eel-tailed catfish
Thymallus thymallus — grayling
Tinca tinca — tench
Torpedo torpedo
Trachurus trachurus — Atlantic horse mackerel
Trachycorystes trachycorystes
Trachyrinchus trachyrinchus — rattail
Tropheops tropheops
Vimba vimba
Zebrus zebrus — a goby (Gobiidae)
Zingel zingel — in the Percidae family
Zungaro zungaro
Ariadne ariadne
Astacus astacus — European crayfish
Avicularia avicularia — pinktoe tarantula
Balanus balanus — a barnacle
Bucayana bucayana — Ecuadorian cranaid harvestman
Calappa calappa — a box crab
Caleta caleta
Cossus cossus — European goat moth
Crangon crangon — brown shrimp
Cressida cressida, (big greasy or clearwing swallowtail butterfly
Furcula furcula
Grapsus grapsus — red rock crab
Gryllotalpa gryllotalpa — European mole cricket
Idea idea — rice paper butterfly of the genus Idea
Mashuna mashuna
Megacephala megacephala
Melolontha melolontha — common cockchafer
Meza meza
Mitella mitella — a barnacle
Neita neita
Pollicipes pollicipes — a goose barnacle
Ranina ranina — a raninid crab
Scalpellum scalpellum — a barnacle
Scolytus scolytus — elm bark beetle
Sodreana sodreana — Brazilian long-pedipalped harvestman
Therezopolis therezopolis — neon horseshoe pachyline harvestman
Tibicen tibicen
Xanthostigma xanthostigma — no common name, a member of the snakefly family
Ypiranga ypiranga — metropolitan São Paulo harvestman
Zera zera — a skipper (butterfly)
Zingha zingha — a brush-footed butterfly
Zoma zoma — a ray spider
Zonia zonia — a skipper (butterfly)
Zygoneura zygoneura — a gnat of the Sciaridae family
Achatina achatina
Agagus agagus
Arcinella arcinella
Belonimorphis belonimorphis
Columella columella
Concholepas concholepas — loco
Cymbium cymbium
Dolabrifera dolabrifera
Ensis ensis — razor clam
Extra extra
Ficus ficus
Fragum fragum
Gemma gemma — amethyst gem clam
Gibberulus gibberulus
Glycimeris glycimeris
Harpa harpa
Haustellum haustellum
Hippopus hippopus
Janthina janthina — violet snail
Koilofera koilofera
Lambis lambis
Lima lima - spiny fileclam
Lithophaga lithophaga
Lutraria lutraria — otter shell
Margaritifera margaritifera
Melo melo
Melongena melongena - Caribbean crown conch
Mercenaria mercenaria — hard clam
Meretrix meretrix
Mitra mitra
Modiolus modiolus
Modulus modulus
Ogasawarana ogasawarana
Oliva oliva
Perna perna — marine mussel
Planorbis planorbis
Quadrula quadrula - "maple leaf" freshwater mussel
Rapa rapa
Spirula spirula
Staphylaea staphylaea
Telescopium telescopium
Terebellum terebellum
Tricornis tricornis
Umbraculum umbraculum
Velutina velutina
Villosa villosa - a freshwater mussel
Viviparus viviparus - a European freshwater snail
Volva volva — shuttlecock volva
Aaptos aaptos — a sponge
Acanthogyrus acanthogyrus — a parasitic worm in the quadrigyridae family
Cephea cephea — a jellyfish
Chaos chaos — an amoeba
Cidaris cidaris — a sea urchin
Convoluta convoluta — a flatworm
Heterophyes heterophyes — a intestinal fluke
Loa loa — loa loa filaria
Moniliformis moniliformis — a worm
Periphylla periphylla — a jellyfish
Porites porites — a coral
Porpita porpita — a siphonophore
Spirorbis spirorbis — an annelid
Tubifex tubifex — sludge worm
Velella velella — by-the-wind-sailor
List of tautonyms Wikipedia (Text) CC BY-SA