Other species of Tamil Nadu
1,694 other species on the India list have an open record placed in Tamil Nadu, 29 of them threatened (1 Critically Endangered, 20 Endangered and 8 Vulnerable) and 3 endemic to India.
A species is in a state when it has an open record placed there: a record anyone can check online (a GBIF record, or a research-grade iNaturalist observation). Threatened: IUCN Red List Critically Endangered, Endangered or Vulnerable. List of the week of 2026-11-09.
Threatened other species of Tamil Nadu (29)
- Mobula thurstoni Bentfin Devil Ray CR
- Acropora cytherea tabling acropora EN
- Acropora digitifera EN
- Acropora florida Branch coral EN
- Acropora hyacinthus Brush Coral EN
- Acropora intermedia EN
- Acropora muricata Brown Staghorn Coral EN
- Acropora robusta EN
- Acropora squarrosa EN
- Acropora surculosa EN
- Acropora valenciennesii EN
- Dipsastraea laxa EN
- Montipora aequituberculata Encrusting pore coral EN
- Montipora digitata EN
- Montipora spongiosa EN
- Montipora spumosa EN
- Montipora tuberculosa Hump Coral EN
- Montipora turgescens EN
- Montipora venosa Montipora coral EN
- Pocillopora damicornis Lace Coral EN
- Pocillopora verrucosa Cauliflower Coral EN
- Bohadschia maculisparsa VU
- Holothuria scabra Golden Sandfish VU
- Montipora millepora VU
- Montipora monasteriata VU
- Montipora verrucosa Montipora coral VU
- Narcine lingula Chinese Numbfish VU
- Neodiaptomus intermedius VU
- Neodiaptomus physalipus VU
Other species of Tamil Nadu endemic to India (3)
All other species of Tamil Nadu on the list (1,694)
- Acanthella gorgonoides
- Acanthocyclops vernalis
- Acartia erythraea Acartia (Odontacartia) erythraea
- Acartia spinicauda Spiy-tailed Copepod
- Acasta sulcata
- Acaudina molpadioides
- Achromatium oxaliferum
- Achromobacter xylosoxidans
- Acidihalobacter ferrooxydans
- Acidihalobacter prosperus
- Aciditerrimonas ferrireducens
- Acidithiobacillus thiooxidans
- Acinetobacter baumannii
- Acinetobacter baylyi
- Acinetobacter calcoaceticus
- Acinetobacter pittii
- Acosmeryx akanshi
- Acromegalomma quadrioculatum
- Acromitus flagellatus River Jelly
- Acropora cytherea tabling acropora EN
- Acropora digitifera EN
- Acropora exigua
- Acropora florida Branch coral EN
- Acropora haimei DD
- Acropora hyacinthus Brush Coral EN
- Acropora intermedia EN
- Acropora muricata Brown Staghorn Coral EN
- Acropora robusta EN
- Acropora squarrosa EN
- Acropora surculosa EN
- Acropora valenciennesii EN
- Actibacter sediminis
- Actibacterium atlanticum
- Actibacterium mucosum
- Actinocucumis typica
- Actinopyga lecanora White-bottomed Sea Cucumber DD
- Actinopyga varians Pacific White-spotted Sea Cucumber DD
- Advenella mimigardefordensis
- Aeolosoma travancorense
- Aequorea pensilis
- Aeromonas caviae
- Aeromonas hydrophila
- Aeromonas sobria
- Aeromonas taiwanensis
- Aeromonas veronii
- Aestuariibaculum suncheonense
- Aestuariimicrobium kwangyangense
- Aestuariispira insulae
- Aethon priacanthi
- Afifella marina
- Afipia massiliensis
- Agaeus tessellatus
- Agarivorans albus
- Agarivorans gilvus
- Aggregatibacter actinomycetemcomitans
- Albimonas donghaensis
- Albugo candida White Rust
- Alcaligenes faecalis
- Alcaligenes nematophilus
- Alcanivorax dieselolei
- Alcanivorax indicus
- Alcanivorax jadensis
- Alcanivorax pacificus
- Algisphaera agarilytica
- Aliidiomarina sedimenti
- Aliikangiella marina
- Alikuhnia elegans
- Alikuhnia erythraeus
- Alikuhnia longicirrus
- Alikuhnia splendens
- Alkalicoccus luteus
- Alkalimarinus sediminis
- Alkalimonas collagenimarina
- Allochromatium vinosum
- Allocoenonia anatina
- Alloprevotella tannerae
- Alteromonas macleodii
- Alteromonas naphthalenivorans
- Alysiella crassa
- Amathia gracilis Creeping Bryozoan
- Ameira trisetosa
- Amphibalanus amphitrite Striped Barnacle
- Amphibalanus reticulatus Reticulated Barnacle
- Amphibalanus venustus
- Amphidorylaimus flagellicauda
- Amphimedon delicatula
- Amphinome rostrata
- Amphipholis squamata Dwarf Brittle Star
- Amphiplicatus metriothermophilus
- Amphritea atlantica
- Amphritea balenae
- Anabaena cylindrica
- Anabaena oscillarioides
- Anabaena sphaerica
- Anactinia carlgreni
- Anactinia pelagica
- Anaerobiospirillum succiniciproducens
- Anaerococcus octavius
- Anaeromyxobacter dehalogenans
- Anaerovorax odorimutans
- Anoplodesmus saussurii
- Anoplodesmus subcylindricus
- Anoplodesmus tanjoricus
- Anseongella ginsenosidimutans
- Anthenea pentagonula
- Anthenea rudis
- Anthopleura anjunae
- Anthopleura buddemeieri
- Anthopleura waridi
- Aphanothece hegewaldii
- Aphanothece stagnina
- Aphelochaeta marioni
- Aphrodita aculeata Sea Mouse
- Apiactis bengalensis
- Aplidiopsis confluata
- Apodopsyllus madrasensis
- Aquibacter zeaxanthinifaciens
- Aquicella siphonis
- Aquilonastra lorioli
- Aquisalinus flavus
- Aquisalinus luteolus
- Arachnactis indica
- Arachnactis panikkari
- Arcobacter anaerophilus
- Arcobacter bivalviorum
- Arcobacter butzleri
- Arcobacter molluscorum
- Arctonoella sinagawaensis
- Arenocyclopina biarticulata
- Armandia ramanamurthyi
- Armatobalanus quadrivittatus
- Artemia monica Mono Lake Brine Shrimp NT
- Artemia urmiana
- Arthrorhabdus jonesii
- Arthrosphaera dalyi
- Arthrosphaera disticta
- Arthrosphaera heterostictica
- Arthrosphaera silvestrii
- Ascidia gemmata
- Ascidia sydneiensis Green tube tunicate
- Ascidiimonas aurantiaca
- Aspidisca hexeris
- Aspidisca steini
- Asplanchna brightwellii
- Asplanchna intermedia
- Asterocheres lilljeborgi
- Astrogorgia umbraticoides
- Astropecten indicus Plain Sand Star
- Astropecten monacanthus
- Astropecten polyacanthus Indo-Pacific Comb Star
- Astropyga radiata Blue-spotted Urchin
- Astroxynus culcitae
- Aulacobolus uncopygus
- Aulodrilus pluriseta
- Aulophorus furcatus
- Aulophorus gravelyi
- Aulospongus tubulatus
- Aureisphaera salina
- Aurelia solida
- Avipoxvirus pigeonpox
- Axinella bubarinoides
- Axinella ceylonensis
- Axinella donnani
- Axiothella obockensis
- Axonchium nilgiriense
- Azorhizobium doebereinerae
- Azospira oryzae
- Azospirillum canadense
- Azospirillum fermentarium
- Azospirillum humicireducens
- Azospirillum melinis
- Azospirillum thiophilum
- Azospirillum zeae
- Azotobacter armeniacus
- Azotobacter beijerinckii
- Azotobacter chroococcum
- Azotobacter nigricans
- Azotobacter salinestris
- Azotobacter tropicalis
- Azotobacter vinelandii
- Bacillus aerophilus
- Bacillus altitudinis
- Bacillus amyloliquefaciens
- Bacillus anthracis
- Bacillus cereus
- Bacillus haikouensis
- Bacillus haynesii
- Bacillus inaquosorum
- Bacillus infantis
- Bacillus licheniformis
- Bacillus pacificus
- Bacillus paralicheniformis
- Bacillus paramycoides
- Bacillus paranthracis
- Bacillus pumilus
- Bacillus safensis
- Bacillus sonorensis
- Bacillus stercoris
- Bacillus subtilis
- Bacillus tequilensis
- Bacillus thuringiensis Bt
- Bacillus tropicus
- Bacillus velezensis
- Bacillus wiedmannii
- Bacillus xiamenensis
- Bacterioplanes sanyensis
- Balneatrix alpica
- Basirotyleptus acus
- Basirotyleptus siddiqii
- Batillipes chandrayaani
- Batillipes kalami
- Bdellovibrio bacteriovorus
- Beauchampius sarasinorum
- Bergeriella denitrificans
- Bernardpora stutchburyi
- Bicaularia tongensis
- Biemna variantia
- Bifidobacterium aerophilum
- Biflustra savartii
- Bimastos palustris
- Bionychiurus tamilensis
- Bipalium javanum
- Bipalium univittatum
- Bizionia gelidisalsuginis
- Blennothrix glutinosa
- Blennothrix lyngbyacea
- Bohadschia maculisparsa VU
- Bohadschia marmorata Brown Sandfish DD
- Boloceractis gopalai
- Bomolochus megaceros
- Bordetella petrii
- Bosmina longirostris Elephant Water Flea
- Bosmina tripurae
- Botrylloides chevalensis
- Botrylloides magnicoecus
- Botrylloides niger
- Botryllus arenaceus
- Botryllus aster
- Botryllus schlosseri Star Tunicate
- Bowdeniella nasicola
- Brachionus angularis
- Brachionus calyciflorus Box-like Rotifer
- Brachionus caudatus
- Brachionus ibericus
- Brachionus plicatilis Box-like Rotifer
- Brachionus quadridentatus
- Brachionus rubens
- Brachionus urceolaris
- Brachionus variabilis
- Brachycerocoris petrii
- Bradyrhizobium japonicum
- Branchinella maduraiensis
- Branchiodrilus semperi
- Branchiosyllis exilis
- Branchiura sowerbyi
- Brevibacillus agri
- Brevibacillus borstelensis
- Brevibacillus brevis
- Brevibacillus formosus
- Brevibacillus parabrevis
- Brevundimonas bacteroides
- Brevundimonas intermedia
- Brevundimonas vesicularis
- Brissus agassizii
- Brissus latecarinatus Keeled Heart Urchin
- Brissus unicolor Groove Burrowing Urchin
- Brooksia rostrata
- Brucella intermedia
- Brucella pseudintermedia
- Brumimicrobium mesophilum
- Buchnera aphidicola
- Bunodosoma goanense Burgundy Sea Anemone
- Burkholderia pseudomallei
- Calamphora campanulata
- Caldimonas manganoxidans
- Caldinitratiruptor microaerophilus
- Caligus caudatus
- Caligus parvus
- Caligus savala
- Calliactis polypus Hermit Crab Anemone
- Callyspongia crassifibra
- Callyspongia diffusa
- Callyspongia fibrosa
- Callyspongia fistularis
- Callyspongia spinilamella
- Callyspongia spinosissima
- Callyspongia subarmigera
- Calorithrix insularis
- Calothrix brevissima
- Calothrix dolichomeres
- Calothrix linearis
- Calothrix marchica
- Calothrix membranacea
- Calvadosia capensis
- Calypsarion leprum
- Campylobacter cuniculorum
- Cancerilla alata
- Candona candida
- Capillaster multiradiatus Many-rayed Feather Star
- Carlogonus acifer
- Caryophyllia ephyala Caryophyllia (Caryophyllia) ephyala
- Cassiopea andromeda Mangrove Upsidedown Jelly
- Celeribacter halophilus
- Celeribacter naphthalenivorans
- Cellulosimicrobium cellulans
- Centropages furcatus
- Ceratiomyxa fruticulosa Common Coral Slime
- Ceratium candelabrum
- Ceratium gibberum
- Ceratium incisum
- Ceratium platycorne
- Ceratium pulchellum
- Ceratium trichoceros
- Ceratium tripos
- Ceriodaphnia cornuta
- Ceriodaphnia dubia
- Chaetodiadema granulatum
- Chaetogaster cristallinus
- Chelonibia testudinaria Turtle Barnacle
- Chiropsoides buitendijki
- Chloeia flava Golden Bristle Worm
- Chondrilla australiensis
- Chondrilla kilakaria
- Chondromorpha kelaarti
- Chondromorpha xanthotricha
- Chondrosia reniformis Kidney Sponge
- Chrissia formosa
- Christiangramia planctonica
- Chromatocurvus halotolerans
- Chromohalobacter israelensis
- Chrysaora chinensis
- Chrysaora quinquecirrha Atlantic Sea Nettle
- Chrysiogenes arsenatis
- Chrysopetalum debile
- Chthamalus malayensis
- Chthamalus stellatus Poli's Stellate Barnacle
- Cinachyrella hirsuta
- Cirriformia filigera
- Citrobacter sedlakii
- Cladangia exusta
- Cladocoryne haddoni
- Clathria atrasanguinea
- Clathria decumbens
- Clathria indica
- Clathria longitoxa
- Clathria procera
- Clathria toxifera
- Cliona lobata Lobate Boring Horny Sponge
- Clostridioides difficile
- Clostridium botulinum Botulism
- Clostridium butyricum
- Clostridium drakei
- Clostridium neonatale
- Clostridium perfringens
- Clypeaster humilis
- Clypeaster rarispinus
- Clytia liguiliformis
- Clytia noliformis
- Cnemidocarpa areolata
- Codonellopsis orthoceras
- Codonellopsis schabi
- Coelastrea incrustans DD
- Coelosphaera encrusta
- Cognatiyoonia sediminum
- Coleofasciculus chthonoplastes
- Collinsella aerofaciens
- Conchoderma hunteri
- Conchoderma virgatum Striped Gooseneck Barnacle
- Conchyliurus bombasticus
- Conchyliurus maximus
- Conexibacter woesei
- Conochilus arboreus
- Conochilus madurai
- Conopea calceola
- Conopea cymbiformis
- Constrictibacter antarcticus
- Corallibacter vietnamensis
- Corallomonas stylophorae
- Cormocephalus dentipes
- Corononema dhriti
- Corvospongilla ultima
- Corymorpha annulata
- Corynebacterium aurimucosum
- Corynebacterium camporealense
- Corynebacterium coyleae
- Corynebacterium doosanense
- Corynebacterium falsenii
- Corynebacterium glaucum
- Corynebacterium glutamicum
- Corynebacterium kroppenstedtii
- Corynebacterium lactis
- Corynebacterium pilosum
- Corynebacterium stationis
- Coxiella burnetii
- Cradoscrupocellaria bertholletii
- Crambionella orsini
- Crambionella stuhlmanni Stuhlmann's jellyfish
- Craterium roseum
- Crenothrix polyspora
- Cribrihabitans pelagius
- Croceitalea dokdonensis
- Crocinitomix catalasitica
- Culcita novaeguineae Pillow Cushion Star
- Culcita schmideliana Spiny Cushion Star
- Cunina octonaria
- Cyanea buitendijki
- Cyanea capillata Lion's Mane Jelly
- Cyathelia axillaris
- Cycloclasticus pugetii
- Cyclops strenuus
- Cyclosalpa polae
- Cyclosalpa sewelli
- Cycloseris cyclolites
- Cylindrospermum majus
- Cylindrospermum muscicola
- Cyphastrea chalcidicum
- Cyphastrea microphthalma Lesser star coral
- Cypretta campechensis
- Cypridopsis vidua
- Cypris protubera
- Cytobacillus firmus
- Cytobacillus gottheilii
- Cytobacillus kochii
- Daphnia lumholtzi
- Daphnia magna Large Water Flea
- Daphnia similoides
- Dasania marina
- Decapauropus damodarani
- Deferrisoma camini
- Delarthrum rugulosum
- Dendrophyllia robusta
- Denitrobacterium detoxificans
- Dermoergasilus coleus
- Dero digitata
- Dero dorsalis
- Dero indica
- Dero nivea
- Dero zeylanica
- Desmonostoc muscorum
- Desulfobacter curvatus
- Desulfobacter postgatei
- Desulfogranum japonicum
- Desulfohalobium retbaense
- Desulfoluna butyratoxydans
- Desulfonema limicola
- Desulfonispora thiosulfatigenes
- Desulforegula conservatrix
- Desulfosarcina cetonica
- Desulfovibrio cuneatus
- Desulfurispira natronophila
- Desulfuromonas acetoxidans
- Desulfuromonas svalbardensis
- Diachea leucopodia White-footed Slime
- Diaphanosoma excisum
- Dichogaster bolaui
- Dichogaster modiglianii
- Dichotomicrobium thermohalophilum
- Dickeya chrysanthemi
- Dictyocysta seshaiyai
- Dicyclocoryne filamentata
- Didemnum albopunctatum
- Didemnum etiolum
- Didemnum nekozita
- Didemnum perlucidum
- Didemnum psammatodes
- Didemnum spadix
- Didymium flexuosum
- Didymoeca costata
- Dietzia maris
- Dinobdella notata
- Dinoroseobacter shibae
- Dioithona rigida
- Diopatra variabilis
- Diplosoma gelatinosa
- Diplosoma listerianum Jelly Crust Tunicate
- Diplosoma multifidum
- Diplosoma simile
- Diplosoma translucidum
- Diplosoma virens
- Dipsastraea laxa EN
- Dipsastraea pallida
- Dipsastraea speciosa
- Discodermia aspera
- Discodermia papillata
- Discodermia sinuosa
- Dissulfurimicrobium hydrothermale
- Dissulfurirhabdus thermomarina
- Diversibipalium andrewesi
- Diversibipalium andrewsi
- Diversibipalium indicum
- Diversibipalium sylvestre
- Dolbina manjunatha
- Dolichospermum spiroides
- Dolioletta gegenbauri
- Doliolum denticulatum
- Donghicola eburneus
- Doryllium minor
- Dosilia plumosa
- Drawida annandalei
- Dugesia krishnaswamyi
The first 500 by name. See them on the map, with filters.
Other species elsewhere
India · Andaman and Nicobar · Andhra Pradesh · Arunachal Pradesh · Assam · Bihar · Chandigarh · Chhattisgarh · Dadra, Nagar Haveli, Daman and Diu · Delhi · Goa · Gujarat · Haryana · Himachal Pradesh · Jammu and Kashmir · Jharkhand · Karnataka · Kerala · Ladakh · Lakshadweep · Madhya Pradesh · Maharashtra · Manipur · Meghalaya · Mizoram · Nagaland · Odisha · Puducherry · Punjab · Rajasthan · Sikkim · Telangana · Tripura · Uttar Pradesh · Uttarakhand · West Bengal · Trans-Himalaya · Himalaya · Desert · Semi-Arid · Western Ghats · Deccan Peninsula · Gangetic Plain · Coasts · North-East · Islands
Other species of Tamil Nadu
Birds · Large mammals · Bats · Rodents, shrews and hares · Whales, dolphins and other mammals · Reptiles · Amphibians · Fish · Butterflies · Moths · Dragonflies and damselflies · Beetles · Bees, wasps and ants · Flies · True bugs · Other insects · Spiders and other arachnids · Molluscs · Crabs, shrimps and kin · Orchids · Grasses and sedges · Ferns and lycophytes · Other flowering plants and conifers · Mosses and liverworts · Lichens · Fungi · Algae and diatoms