Omobranchus elongatus was created in 1855.
Cancelloxus elongatus was created in 1986.
Zoarces elongatus was created in 1868.
Radiicephalus elongatus was created in 1917.
Petrolisthes elongatus was created in 1837.
Ichthyophis elongatus was created in 1965.
Omobranchus germaini was created in 1883.
Omobranchus banditus was created in 1959.
Omobranchus verticalis was created in 1975.
Omobranchus smithi was created in 1974.
Omobranchus fasciolatus was created in 1836.
Omobranchus hikkaduwensis was created in 1983.
Omobranchus aurosplendidus was created in 1846.