Usage: 2 forms in 6 verses
Form Translated As     In Verse(s)
σκνίπεσ midges LXX.Exod.8.16LXX.Exod.8.17LXX.Exod.8.17LXX.Exod.8.18LXX.Ps.105.31
σκνίπα midge LXX.Exod.8.18

Liddell-Scott-Jones

σκνίψ (sknips) a midge G:N-M

σκνίψ, ,

genitive σκνῑπός: nominative plural σκνῖφες [LXX]; accusative σκνίπας [] [Refs 2nd c.BC+]:—an insect found under the bark of trees, eaten by the woodpecker, [Refs 4th c.BC+] (in both places with variant{κνίψ}, which is the form used by [Refs 4th c.BC+] 'a flea at home!' [Refs 5th c.BC+]:—an insect which attacks vines, [Refs 2nd c.AD+]. (Cf. Slavonic sknipa 'gnat'.)

LSJ Scripture Refs: LXX.Exod.8.16LXX.Ps.104.31*