Yirrkala calyptra is an eel in the family Ophichthidae (worm/snake eels).Yirrkala calyptra at www.fishbase.org. It was described by John E. McCosker in 2011.McCosker, J. E., 2011 (18 Apr.) [ref. 31260] Two new Indo-Pacific species of the sand-eel genus Yirrkala (Anguilliformes: Ophichthidae). Smithiana, Publications in Aquatic Biodiversity, Bulletin No. 13: 45-50. It is a marine, tropical eel which is known from Queensland Australia, in the western Pacific Ocean. Males can reach a maximum total length of , while females can reach a maximum TL of .
The species epithet "calyptra", treated as a noun in apposition, means "veil" in Greek, and refers to the eel's facial colouring.
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