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Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Megaclassis: Osteichthyes
Superclassis/Classis: Actinopterygii
Classis/Subclassis: Actinopteri
Subclassis/Infraclassis: Neopterygii
Infraclassis: Teleostei
Megacohors: Osteoglossocephalai
Supercohors: Clupeocephala
Cohors: Otomorpha
Subcohors: Ostariophysi
Sectio: Otophysa
Ordo: Siluriformes

Familia: Clariidae
Genus: Horaglanis
Species (3): H. abdulkalami – H. alikunhii – H. krishnai
Name

Horaglanis Menon, 1950

Type species: Horaglanis krishnai Menon, 1950
Primary references

Menon, A. G. K.; 1950: On a remarkable blind siluroid fish of the family Clariidae from Kerala (India). Records of the Indian Museum (Calcutta), 48 (1): 59–66, Pl. 1.
Horaglanis and its species (including synonyms) in Catalog of Fishes, Eschmeyer, W.N., Fricke, R. & van der Laan, R. (eds.) 2024. Catalog of Fishes electronic version.

Horaglanis is a genus of small airbreathing catfishes that are endemic to Kerala in India.[1] The four known species are all adapted to life underground, lack pigmentation and are blind.[2]

This genus and Kryptoglanis, both from the Western Ghats, are the only known underground-living catfish in India.[2][3]
Species

There are currently four recognized species in this genus:[1]

Horaglanis abdulkalami Subhash Babu, 2012
Horaglanis alikunhii Subhash Babu & C. K. G. Nayar, 2004
Horaglanis krishnai Menon, 1950 (Indian blind catfish)
Horaglanis populi Raghavan, Sundar, Arjun, Britz & Dahanukar, 2023

References

Froese, Rainer; Pauly, Daniel (eds.). "Species in genus Horaglanis". FishBase. December 2011 version.
Babu, K.K.S. (2012). "Horaglanis abdulkalami, a new hypogean blind catfish (Siluriformes: Clariidae) from Kerala, India". Samagra CRIKSC Journal. 8: 51-56.
Britz, Ralf; Kakkassery, Francy; Raghavan, Rajeev (2014). "Osteology of Kryptoglanis shajii, a stygobitic catfish (Teleostei: Siluriformes) from Peninsular India with a diagnosis of the new family Kryptoglanidae". Ichthyological Exploration of Freshwaters. 24 (3): 193–207.

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