Key to species of the genus Pulaeus of Crimea (based on females only)

1. Propodosomal coxal plates fused medially; median platelet with a seta anteriad to genital opening present.............................................................................................. P. pectinatus (Ewing, 1909)

- Propodosomal coxal plates not fused medially; median platelet with a seta anteriad to genital opening absent............ 2

2. Basifemora II with 5 or 4 (rarely) setae; genital seta g3 situated near outer margin of the genital valves and more laterally to row of setae g1–2 and g4 .................................................................. P. leonidi sp. nov.

- Basifemora II with 6 setae; all genital setae in approximately straight row......................................... 3

3. Genua I and II with 4 and 2 solenidion respectively...................................... P. krama (Chaudhri, 1977)

- Genua I and II with 3 and 1 solenidion respectively.......................................................... 4

4. Entire surface of dorsal idiosomal shield with transverse lobes; the main part of ventral surface of hypognathum with lobes and papillae............................................................................... P. maslovi sp. nov.

- The main part of dorsal idiosomal shield smooth, transverse lobes only in its proximal part; the main part of ventral surface of the hypognathum smooth, striae and papillae present only laterad to setae hg4 ................... P. semistriatus sp. nov.