Caprella sp. 1 is not the primary subject of the video clip; the primary subject is Cnidoscyphus sp. (Stinging hydroids). South Pacific Ocean, Shot at night, Duration 8 seconds
Two species of Caprellidae. A, Phtisica marina, a species which retains the fourth and fifth pairs of thoracic limbs (prp', prp'); B, Caprella linearis, in which these limbs are represented only by the gills (br)
