''Rhynchohyalus natalensis'', the glasshead barreleye, is a species of
barreleye found in oceans around the world at depths from . This species grows to a length of
SL. It and the
brownsnout spookfish are the only
vertebrates known to employ
mirrors, in addition to
lenses, to focus the images in its
eye
Eyes are organs of the visual system. They provide living organisms with vision, the ability to receive and process visual detail, as well as enabling several photo response functions that are independent of vision. Eyes detect light and conv ...
s. This fish, apart from its fluid filled dome and its mirrors, has four eyes that can see in 360°.
References
*
Opisthoproctidae
Monotypic fish genera
Fish described in 1924
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