Key to the species of Eogyropsylla Klimaszewski

1. Cell cu1 with ratio length/height ≤ 2....................................................................... 2

-. Cell cu1 with ratio length/height>2........................................................................ 3

2. Large forewing length> 2 mm, forewing width> 1 mm, antenna length about 0 7 mm .............. magna Klimaszewski

-. Small forewing length 1.6 mm, forewing width 0.7 mm, antenna length about 0.5mm .................. sedzimiri sp.nov.

3. Cell cu1 elongated, with ratio length/height> 2.6........................................... eocenica Klimaszewski

-. Cell cu1 shorter, with ratio length/height ≤ 2.4............................................................... 4

4. Forewing length> 2 mm, forewing width> 1 mm. Vein R on forewing shorter than M+Cu1. Female terminalia elongated, 1.56 times longer than high at base........................................................... jantaria Klimaszewski

-. Forewing length ≤ 2 mm, forewing width ≤ 1 mm. Veins R and M+Cu1 on forewing subequal in length. Female terminalia 1.7 times longer than high at base............................................................ parva Klimaszewski