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 cumin, Cuminum cyminum).
Mammals
Birds
Reptiles
Agama agama (Linnaeus, 1758) — rainbow agama Ameiva ameiva (Linnaeus, 1758) — giant ameiva Basiliscus basiliscus (Linnaeus, 1758) — common basilisk Calotes calotes (Linnaeus, 1758) — common green forest lizard Caretta caretta (Linnaeus, 1758) — loggerhead sea turtle Cerastes cerastes (Linnaeus, 1758) — desert horned viper Chalcides chalcides (Linnaeus, 1758) — Italian three-toed skink Clelia clelia (Daudin, 1803) — mussurana Cordylus cordylus (Linnaeus, 1758) — Cape girdled lizard Enhydris enhydris (Schneider, 1799) — rainbow water snake Hypnale hypnale (Merrem, 1820) — hump-nosed viper Iguana iguana (Linnaeus, 1758) — green iguana, common iguana Naja naja (Linnaeus, 1758) — Indian cobra Natrix natrix (Linnaeus, 1758) — grass snake Ophioscincus ophioscincus (Boulenger, 1887) — yolk-bellied snake-skink Plica plica (Linnaeus, 1758) — collared treerunner Scincus scincus (Linnaeus, 1758) — sandfish Suta suta (Peters, 1863) — curl snake Tetradactylus tetradactylus (Daudin, 1802) — long-toed seps
Amphibians
Bombina bombina (Linnaeus, 1761) — European fire-bellied toad Bufo bufo (Linnaeus, 1758) — common toad Pipa pipa (Linnaeus, 1758) — Suriname toad Salamandra salamandra (Linnaeus, 1758) — fire salamander
Fish
Arthropods
Molluscs
Other
Aaptos aaptos — a sponge Acanthogyrus acanthogyrus — an acanthocephalan worm Cephea cephea — crown jellyfish, cauliflower jellyfish Chaos chaos — an amoeba Cidaris cidaris — long-spine slate pen sea urchin Convoluta convoluta — a flatworm Crambe crambe — oyster sponge Crassicauda crassicauda — a nematode Echiurus echiurus — a spoon worm Gracilisentis gracilisentis — a thorny-headed worm Hamigera hamigera — a sponge Heterophyes heterophyes — an intestinal fluke Loa loa — a nematode †Mediocris mediocris — a Carboniferous foraminiferan Moniliformis moniliformis — an acanthocephalan worm Ophiura ophiura – serpent star (a brittle star) Periphylla periphylla — helmet jellyfish Porites porites — hump coral, finger coral Porpita porpita — blue button (a siphonophore) Spirorbis spirorbis — an annelid Thalassema thalassema — a spoon worm Tubifex tubifex — sludge worm Turgida turgida — a nematode Velella velella — by-the-wind-sailor †Yukonensis yukonensis — a Cambrian archaeocyathan
Plant near-tautonyms Abutilon abutiloides — shrubby Indian mallow Araucaria araucana — monkey puzzle tree Arctostaphylos uva-ursi — kinnikinnick (This is a tautonym because Arctostaphylos means "bear grape" in Greek and uva-ursi means "bear grape" in Latin.) Bistorta bistortoides – western bistort Bituminaria bituminosa — Arabian pea Cajanus cajan — pigeon pea Canarina canariensis — Canary Island bellflower Cuminum cyminum — cumin Elymus elymoides — squirreltail Elymus hystrix var. hystrix (formerly Hystrix hystrix) — eastern bottlebrush grass Hypericum hypericoides — St. Andrew's cross Inga ingoides — ice cream bean Larix laricina — tamarack Luzula luzuloides — white wood-rush Madia madioides — woodland madia Mantisalca salmantica Medinilla medinilliana Mielichhoferia mielichhoferiana — Mielichhof's copper moss Mycoporum mycoporoides Mycranthemum mycranthemoides — Nuttall's mudflower Phleum phleoides — Boehmer's cat's-tail Pinus pinea — stone pine Pyrus pyrifolia — Asian pear Raphanus raphanistrum — wild radish Sagittaria sagittifolia — arrowhead Salacca zalacca — salak Selaginella selaginoides — common spikemoss Silaum silaus — pepper saxifrage Soleirolia soleirolii — mother of thousands Spartina spartinae — gulf cordgrass Spiranthes spiralis — autumn lady's-tresses Tetragonia tetragonioides — New Zealand spinach Thalictrum thalictroides — rue-anemone Uncinia uncinata — Hawai'i bird-catching sedge Weberbauerocereus weberbaueri Zinnia zinnioides — zinnia-like zinnia Ziziphus zizyphus — jujube (note that the currently accepted name is Ziziphus jujuba)
Fungal near-tautonyms Alternaria alternata Aspergillus asper Bovista bovistoides Flagelloscypha flagellata Hydropus hydrophoroides Laccaria laccata — lackluster laccaria Melanoleuca melaleuca Roridomyces roridus — dripping bonnet Sclerotinia sclerotiorum — plant pathogen causing white mold Scutellinia scutellata — eyelash pixie cup Volvariella volvacea — straw mushroom
See also List of triple tautonyms Bilingual tautological expressions
References
