Key to species of Pristidia

1. Cheliceral retromargin with 4 small teeth; embolus inserted ventrally, on the distal margin of tegulum (Deeleman-Reinhold 2001: figs 199, 200); epigynal openings situated on diagonal sclerotized hoods, adjacent to epigastric fold (Deeleman-Rein- hold 2001: fig. 202, color plate 1.2) ( P. viridissima group)........................................... P. viridissima

- Cheliceral retromargin with 2–3 large teeth (Fig. 9); embolus inserted dorsally on tegulum (Figs 3, 4, 6, 7, 13; Deeleman-Rein- hold 2001: figs 185, 190, 194) epigynal openings not adjacent to epigastric fold ( P. prima group)...................... 2

2(1). Males...............................................................................................3

- Females.............................................................................................7

3(2). RTA expanded, broad, with sub-basal tooth (Figs 13, 14; Deeleman-Reinhold 2001: figs 184–186, 193, 194)............. 4

- RTA relatively small, without sub-basal tooth (Figs 4, 5, 7, 8; Deeleman-Reinhold 2001: figs 189, 190).................6

4(3). RTA apically pointed (Deeleman-Reinhold 2001: fig. 193)........................................... .. P. longistila

- RTA apically blunted................................................................................... 5

5(4). Embolus distinctly long (Fig. 13)................................................................. P. ramosa

- Embolus relatively short (Deeleman-Reinhold 2001: fig. 185)............................................ P. prima

6(3). RTA distally truncate, embolus thorn-like (Deeleman-Reinhold 2001: figs 189, 190)........................ P. secunda

- RTA distally forked, embolus spiniform (Figs 3–8)......................................... P. cervicornuta sp. nov.

7(2). Insemination ducts nearly parallel, bursae near posterior margin of epigynal plate (Deeleman-Reinhold 2001: figs 191, 192).............................................................................................. P. secunda

- I Insemination ducts more or less converging, bursae far from posterior margin of epigynal plate (Figs 15, 16; Deeleman-Rein- hold 2001: figs 188, 196)...............................................................................8

8(7). Insemination ducts with colorless, curved proximal portion (Deeleman-Reinhold 2001: figs 195, 196)......... P. longistila

- Insemination ducts not as above..........................................................................9

9(8). Atrium present (Fig. 15)........................................................................ P. ramosa

- Atrium absent (Deeleman-Reinhold 2001: fig. 187).................................................... .. P. prima