Omobranchus elongatus was created in 1855.
Cancelloxus elongatus was created in 1986.
Radiicephalus elongatus was created in 1917.
Petrolisthes elongatus was created in 1837.
Ichthyophis elongatus was created in 1965.
Zoarces elongatus was created in 1868.
Omobranchus woodi was created in 1908.
Omobranchus robertsi was created in 1981.
Omobranchus steinitzi was created in 1975.
Omobranchus smithi was created in 1974.
Omobranchus fasciolatus was created in 1836.
Omobranchus elegans was created in 1876.
Omobranchus zebra was created in 1868.