Sapphirina

Sapphirina, whose members are commonly known as sea sapphires, is a genus of parasitic copepods in the family Sapphirinidae.

== Description == left|thumb|Sapphirina sp. Various species of male Sapphirina shine in different hues, from bright gold to deep blue. This is partially due to structural coloration in which microscopic layers of crystal plates inside their cells which are separated by minute distances, and these distances equal the same wavelength of the corresponding color of their "shine".