The world's most endangered caecilians
The IUCN Red List of Threatened Species evaluates the conservation status of plant and animal species. The list is based on scientific assessment of an organism's status by experts.
Conservation status of the world's caecilians
Species comprising the chart above include:
| Family | Scientific name | Common name(s) | Red List status | Population trend |
|---|---|---|---|---|
| CAECILIIDAE | Boulengerula niedeni | CR | decreasing | |
| CAECILIIDAE | Grandisonia brevis | EN | decreasing | |
| CAECILIIDAE | Dermophis mexicanus | VU | decreasing | |
| ICHTHYOPHIIDAE | Ichthyophis orthoplicatus | VU | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis pseudangularis | VU | unknown | |
| CAECILIIDAE | Praslinia cooperi | VU | unknown | |
| CAECILIIDAE | Boulengerula boulengeri | LC | unknown | |
| CAECILIIDAE | Boulengerula taitana | LC | stable | |
| CAECILIIDAE | Boulengerula uluguruensis | LC | unknown | |
| CAECILIIDAE | Brasilotyphlus braziliensis | LC | unknown | |
| CAECILIIDAE | Caecilia disossea | LC | unknown | |
| CAECILIIDAE | Caecilia gracilis | LC | unknown | |
| CAECILIIDAE | Caecilia leucocephala | LC | unknown | |
| CAECILIIDAE | Caecilia marcusi | LC | unknown | |
| CAECILIIDAE | Caecilia nigricans | LC | unknown | |
| CAECILIIDAE | Caecilia orientalis | LC | unknown | |
| CAECILIIDAE | Caecilia perdita | LC | unknown | |
| CAECILIIDAE | Caecilia subdermalis | LC | unknown | |
| CAECILIIDAE | Caecilia subnigricans | LC | unknown | |
| CAECILIIDAE | Caecilia tentaculata | LC | unknown | |
| CAECILIIDAE | Chthonerpeton indistinctum | LC | unknown | |
| CAECILIIDAE | Dermophis parviceps | LC | unknown | |
| RHINATREMATIDAE | Epicrionops bicolor | LC | unknown | |
| RHINATREMATIDAE | Epicrionops niger | LC | unknown | |
| RHINATREMATIDAE | Epicrionops petersi | LC | unknown | |
| CAECILIIDAE | Gegeneophis ramaswamii | LC | stable | |
| CAECILIIDAE | Geotrypetes seraphini | LC | unknown | |
| CAECILIIDAE | Grandisonia alternans | LC | unknown | |
| CAECILIIDAE | Grandisonia larvata | LC | unknown | |
| CAECILIIDAE | Grandisonia sechellensis | LC | unknown | |
| CAECILIIDAE | Gymnopis multiplicata | LC | stable | |
| CAECILIIDAE | Herpele squalostoma | LC | decreasing | |
| CAECILIIDAE | Hypogeophis rostratus | LC | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis bannanicus | LC | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis beddomei | LC | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis bombayensis | LC | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis glutinosus | LC | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis kohtaoensis | Koa Tao Island Caecilian, Koh Tao Caecilian, Koh Tao Snake Frog, Yellow-striped Caecilian | LC | unknown |
| ICHTHYOPHIIDAE | Ichthyophis tricolor | LC | unknown | |
| CAECILIIDAE | Microcaecilia albiceps | LC | unknown | |
| CAECILIIDAE | Microcaecilia taylori | LC | unknown | |
| CAECILIIDAE | Microcaecilia unicolor | LC | unknown | |
| CAECILIIDAE | Nectocaecilia petersii | LC | unknown | |
| CAECILIIDAE | Oscaecilia bassleri | LC | unknown | |
| CAECILIIDAE | Oscaecilia ochrocephala | LC | unknown | |
| CAECILIIDAE | Parvicaecilia nicefori | LC | stable | |
| CAECILIIDAE | Parvicaecilia pricei | LC | unknown | |
| CAECILIIDAE | Potomotyphlus kaupii | LC | unknown | |
| RHINATREMATIDAE | Rhinatrema bivittatum | LC | unknown | |
| CAECILIIDAE | Schistometopum gregorii | LC | unknown | |
| CAECILIIDAE | Schistometopum thomense | LC | unknown | |
| CAECILIIDAE | Scolecomorphus kirkii | LC | unknown | |
| CAECILIIDAE | Scolecomorphus uluguruensis | LC | unknown | |
| CAECILIIDAE | Scolecomorphus vittatus | LC | unknown | |
| CAECILIIDAE | Siphonops annulatus | LC | unknown | |
| CAECILIIDAE | Siphonops hardyi | LC | stable | |
| CAECILIIDAE | Siphonops paulensis | LC | unknown | |
| CAECILIIDAE | Typhlonectes compressicauda | LC | unknown | |
| CAECILIIDAE | Typhlonectes natans | Rubber Eel | LC | stable |
| CAECILIIDAE | Atretochoana eiselti | DD | unknown | |
| CAECILIIDAE | Boulengerula changamwensis | DD | unknown | |
| CAECILIIDAE | Boulengerula denhardti | DD | unknown | |
| CAECILIIDAE | Boulengerula fischeri | DD | unknown | |
| CAECILIIDAE | Caecilia abitaguae | DD | unknown | |
| CAECILIIDAE | Caecilia albiventris | DD | unknown | |
| CAECILIIDAE | Caecilia antioquiaensis | DD | unknown | |
| CAECILIIDAE | Caecilia armata | DD | unknown | |
| CAECILIIDAE | Caecilia attenuata | DD | unknown | |
| CAECILIIDAE | Caecilia bokermanni | DD | unknown | |
| CAECILIIDAE | Caecilia caribea | DD | unknown | |
| CAECILIIDAE | Caecilia corpulenta | DD | unknown | |
| CAECILIIDAE | Caecilia crassisquama | DD | unknown | |
| CAECILIIDAE | Caecilia degenerata | DD | unknown | |
| CAECILIIDAE | Caecilia dunni | DD | unknown | |
| CAECILIIDAE | Caecilia flavopunctata | DD | unknown | |
| CAECILIIDAE | Caecilia guntheri | DD | unknown | |
| CAECILIIDAE | Caecilia inca | DD | unknown | |
| CAECILIIDAE | Caecilia isthmica | DD | unknown | |
| CAECILIIDAE | Caecilia mertensi | DD | unknown | |
| CAECILIIDAE | Caecilia occidentalis | DD | unknown | |
| CAECILIIDAE | Caecilia pachynema | DD | unknown | |
| CAECILIIDAE | Caecilia pressula | DD | unknown | |
| CAECILIIDAE | Caecilia subterminalis | DD | unknown | |
| CAECILIIDAE | Caecilia tenuissima | DD | unknown | |
| CAECILIIDAE | Caecilia thompsoni | DD | unknown | |
| CAECILIIDAE | Caecilia volcani | DD | unknown | |
| ICHTHYOPHIIDAE | Caudacaecilia asplenia | DD | unknown | |
| ICHTHYOPHIIDAE | Caudacaecilia larutensis | DD | unknown | |
| ICHTHYOPHIIDAE | Caudacaecilia nigroflava | DD | unknown | |
| ICHTHYOPHIIDAE | Caudacaecilia paucidentula | DD | unknown | |
| ICHTHYOPHIIDAE | Caudacaecilia weberi | DD | unknown | |
| CAECILIIDAE | Chthonerpeton arii | DD | unknown | |
| CAECILIIDAE | Chthonerpeton braestrupi | DD | unknown | |
| CAECILIIDAE | Chthonerpeton exile | DD | unknown | |
| CAECILIIDAE | Chthonerpeton noctinectes | DD | unknown | |
| CAECILIIDAE | Chthonerpeton onorei | DD | unknown | |
| CAECILIIDAE | Chthonerpeton perissodus | DD | unknown | |
| CAECILIIDAE | Chthonerpeton viviparum | DD | unknown | |
| CAECILIIDAE | Crotaphatrema bornmuelleri | DD | unknown | |
| CAECILIIDAE | Crotaphatrema lamottei | DD | unknown | |
| CAECILIIDAE | Crotaphatrema tchabalmbaboensis | DD | unknown | |
| CAECILIIDAE | Dermophis costaricensis | DD | unknown | |
| CAECILIIDAE | Dermophis glandulosus | DD | unknown | |
| CAECILIIDAE | Dermophis gracilior | DD | unknown | |
| CAECILIIDAE | Dermophis oaxacae | DD | unknown | |
| CAECILIIDAE | Dermophis occidentalis | DD | unknown | |
| RHINATREMATIDAE | Epicrionops columbianus | DD | unknown | |
| RHINATREMATIDAE | Epicrionops lativittatus | DD | unknown | |
| RHINATREMATIDAE | Epicrionops marmoratus | DD | unknown | |
| RHINATREMATIDAE | Epicrionops parkeri | DD | unknown | |
| RHINATREMATIDAE | Epicrionops peruvianus | DD | unknown | |
| CAECILIIDAE | Gegeneophis carnosus | DD | unknown | |
| CAECILIIDAE | Gegeneophis danieli | DD | unknown | |
| CAECILIIDAE | Gegeneophis fulleri | DD | unknown | |
| CAECILIIDAE | Gegeneophis goaensis | DD | unknown | |
| CAECILIIDAE | Gegeneophis krishni | DD | unknown | |
| CAECILIIDAE | Gegeneophis madhavai | DD | unknown | |
| CAECILIIDAE | Gegeneophis mhadeiensis | DD | unknown | |
| CAECILIIDAE | Gegeneophis nadkarnii | DD | unknown | |
| CAECILIIDAE | Gegeneophis seshachari | DD | unknown | |
| CAECILIIDAE | Geotrypetes angeli | DD | unknown | |
| CAECILIIDAE | Geotrypetes pseudoangeli | DD | unknown | |
| CAECILIIDAE | Gymnopis syntrema | DD | unknown | |
| CAECILIIDAE | Herpele multiplicata | DD | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis acuminatus | DD | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis atricollaris | DD | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis bernisi | DD | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis biangularis | DD | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis billitonensis | DD | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis dulitensis | DD | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis elongatus | DD | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis garoensis | DD | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis glandulosus | DD | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis humphreyi | DD | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis husaini | DD | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis hypocyaneus | Javan Caecilian, Javanese Caecilia, Marsh Caecilian | DD | unknown |
| ICHTHYOPHIIDAE | Ichthyophis javanicus | DD | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis khumhzi | Khumhzi Striped Ichthyophis | DD | unknown |
| ICHTHYOPHIIDAE | Ichthyophis kodaguensis | DD | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis laosensis | DD | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis longicephalus | DD | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis mindanaoensis | DD | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis monochrous | DD | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis moustakius | Manipur Moustached Ichthyophis | DD | unknown |
| ICHTHYOPHIIDAE | Ichthyophis paucisulcus | DD | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis sendenyu | Sendenyu Striped Ichthyophis | DD | unknown |
| ICHTHYOPHIIDAE | Ichthyophis sikkimensis | Darjeeling Caecilian, Sikkimese Caecilian | DD | unknown |
| ICHTHYOPHIIDAE | Ichthyophis singaporensis | DD | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis sumatranus | DD | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis supachaii | DD | unknown | |
| ICHTHYOPHIIDAE | Ichthyophis youngorum | DD | unknown | |
| CAECILIIDAE | Idiocranium russeli | DD | unknown | |
| CAECILIIDAE | Indotyphlus battersbyi | DD | unknown | |
| CAECILIIDAE | Indotyphlus maharashtraensis | DD | unknown | |
| CAECILIIDAE | Luetkenotyphlus brasiliensis | DD | unknown | |
| CAECILIIDAE | Microcaecilia rabei | DD | unknown | |
| CAECILIIDAE | Microcaecilia supernumeraria | DD | unknown | |
| CAECILIIDAE | Mimosiphonops reinhardti | DD | unknown | |
| CAECILIIDAE | Mimosiphonops vermiculatus | DD | unknown | |
| CAECILIIDAE | Oscaecilia elongata | DD | unknown | |
| CAECILIIDAE | Oscaecilia equatorialis | DD | unknown | |
| CAECILIIDAE | Oscaecilia hypereumeces | DD | unknown | |
| CAECILIIDAE | Oscaecilia koepckeorum | DD | unknown | |
| CAECILIIDAE | Oscaecilia osae | DD | unknown | |
| CAECILIIDAE | Oscaecilia polyzona | DD | unknown | |
| CAECILIIDAE | Oscaecilia zweifeli | DD | unknown | |
| CAECILIIDAE | Siphonops insulanus | DD | unknown | |
| CAECILIIDAE | Siphonops leucoderus | DD | unknown | |
| CAECILIIDAE | Sylvacaecilia grandisonae | DD | unknown | |
| CAECILIIDAE | Typhlonectes cunhai | DD | unknown | |
| ICHTHYOPHIIDAE | Uraeotyphlus gansi | DD | unknown | |
| ICHTHYOPHIIDAE | Uraeotyphlus interruptus | DD | unknown | |
| ICHTHYOPHIIDAE | Uraeotyphlus malabaricus | DD | unknown | |
| ICHTHYOPHIIDAE | Uraeotyphlus menoni | DD | unknown | |
| ICHTHYOPHIIDAE | Uraeotyphlus narayani | DD | unknown | |
| ICHTHYOPHIIDAE | Uraeotyphlus oommeni | DD | unknown | |
| ICHTHYOPHIIDAE | Uraeotyphlus oxyurus | DD | unknown |
The full resolution version of this
amphibians-caecilians chart is available at here. This table and chart was last updated on August 8, 2012, based on data downloaded from the IUCN Red List site. For a species profile, click on its scientific name.
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