Key to species of Salariopsis

1a Supraocular tentacle unbranched......................................................................... 3

1b Supraocular tentacle branched........................................................................... 2

2a Supraocular tentacle short, usually not overlapping 9 th circum-orbital sensory pore; many tiny black dots on cheek not organised in rows or bands............................................................................... S. burcuae

2b Supraocular tentacle long, usually overlapping 9 th circum-orbital sensory pore; tiny black dots on cheek usually organised in rows, often with a broad diagonal band of tiny black dots from lower edge of eye downward backward......... S. fluviatilis

3a Pores of the lateral line black; no black dots on upper part of flank and on cheek.......................... S. renatorum

3b Pores of the lateral line not black; black dots present on cheek and/or upper part of flank............................. 4

4a 3–5 rows of black dots on cheek, many black dots on back; 25–30 upper and 20–27 lower jaw teeth......... S. economidisi

4b No black dots on cheek and upper back; 13–15 upper and 14–16 lower jaw teeth........................... S. atlantica