Ia io

Ia io

Taxonavigation

Taxonavigation: Vespertilionoidea

Superregnum: Eukaryota Cladus: Amorphea Cladus: Obazoa Cladus: Opisthokonta Cladus: Holozoa Cladus: Filozoa Cladus: Choanozoa Regnum: Animalia Subregnum: Eumetazoa Cladus: ParaHoxozoa Cladus: Bilateria Cladus: Nephrozoa Superphylum: Deuterostomia Phylum: Chordata Cladus: Olfactores Subphylum: Vertebrata Infraphylum: Gnathostomata Cladus: Eugnathostomata Cladus: Osteichthyes Cladus: Sarcopterygii Cladus: Rhipidistia Cladus: Tetrapodomorpha Cladus: Eotetrapodiformes Cladus: Elpistostegalia Cladus: Stegocephali Cladus: Tetrapoda Cladus: Reptiliomorpha Cladus: Amniota Cladus: Synapsida Cladus: Eupelycosauria Cladus: Metopophora Cladus: Haptodontiformes Cladus: Sphenacomorpha Cladus: Sphenacodontia Cladus: Pantherapsida Cladus: Sphenacodontoidea Cladus: Therapsida Cladus: Theriodontia Cladus: Eutheriodontia Cladus: Cynodontia Cladus: Epicynodontia Cladus: Eucynodontia Cladus: Probainognathia Cladus: Prozostrodontia Cladus: Mammaliamorpha Cladus: Mammaliaformes Classis: Mammalia Cladus: Theriimorpha Cladus: Theriiformes Cladus: Trechnotheria Cladus: Cladotheria Cladus: Prototribosphenida Cladus: Zatheria Cladus: Tribosphenida Subclassis: Theria Cladus: Eutheria Infraclassis: Placentalia Magnordo: Boreoeutheria Superordo: Laurasiatheria Cladus: Scrotifera Ordo: Chiroptera Subordo: Yangochiroptera Superfamilia: Vespertilionoidea

Familia: Vespertilionidae
Subfamilia: Vespertilioninae
Tribus: Nycticeiini
Genus: Ia
Species: Ia io
Subspecies (2): I. i. io – I. i. peninsulata

Name

Ia io Thomas, 1902: 164

• Holotype: BMNH 1902.6.10.2, ♂, collected on 13 January 1902.
• Type locality: “Chung Yang, S. Hupeh, China”.

Synonyms

• Ia beaulieui Bourret, 1942
• Ia longimana Pen, 1962

Native distribution areas

• China: Sichuan, Guizhou, Anhui, Jiangxi, Hunan, Guangxi, Jiangsu, Yunnan, Shaanxi, Guangdong and Hubei
• Laos
• Vietnam
• Thailand: Surat Thani and Phang Nga provinces
• Myanmar
• India: Assam and Meghalaya
• Nepal: western region

References

Primary references

• Thomas, O. 1902. On two new mammals from China. Annals and Magazine of Natural History. Series 7 10(56): 163–166. BHL Reference page. 

Additional references

• Soisook, P., Sribuarod, K., Karapan, S., Safoowong, M., Billasoy, W., Thong, V.D., Chang, Y., Gong, L-X., Lin, A-Q., Sztencel-Jabłonka, A., Bogdanowicz, W. & Bates, P.J.J. 2017. The first record of Ia io Thomas, 1902 (Mammalia: Chiroptera: Vespertilionidae) from the Sundaic Subregion, with a description of a new subspecies from peninsular Thailand. Zootaxa 4344(3): 573–588. DOI: 10.11646/zootaxa.4344.3.8. Reference page. 

Links

• Jiang, T.L. & Feng, J. 2020. IUCN: Ia io  (Near Threatened). The IUCN Red List of Threatened Species 2020: e.T10755A21993508. DOI: 10.2305/IUCN.UK.2020-2.RLTS.T10755A21993508.en. Accessed on 16 September 2025.

Vernacular names

• Deutsch: Ostasiatischer Frühabendsegler
• English: Great Evening Bat
• suomi: Paljasnaamalepakko
• 한국어: 큰저녁박쥐
• پنجابی: وڈی شام چمگادڑ
• ไทย: ค้างคาวอีอาอีโอ
• Tiếng Việt: Dơi io
• 中文: 南蝠

For more multimedia, look at Ia io on Wikimedia Commons.