Pristidia, Deeleman-Reinhold, 2001

Yu, Hao, Zhang, Jianshuang & Chen, Jian, 2017, Taxonomy of the genus Pristidia Deeleman-Reinhold, 2001 (Araneae: Clubionidae) in China, Zootaxa 4306 (3), pp. 411-418 : 412-413

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

Figures

FIGURES 9 – 11. Pristidia ramosa Yu, Sun & Zhang, 2012: 9 left chelicera, ventral view; 10 male, habitus, dorsal view; 11 female, habitus, dorsal view. Scale bars = 0.2 mm (9); 0.5 mm (10 – 11).

FIGURES 1 – 5. Pristidia cervicornuta sp. nov., male holotype: 1 habitus, dorsal view; 2 same, ventral view; 3 left palp, prolateral view, 4 same, ventral view; 5 same, retrolateral view. Abbreviatures: CF, cymbial flange; E, embolus; RTA, retrolateral tibial apophysis; ST, subtegulum; T, tegulum; TA, tegular apophysis. Scale bars = 1 mm (1 – 2); 0.5 mm (3 – 5).

FIGURES 6 – 8. Pristidia cervicornuta sp. nov., male holotype: 6 left palp, prolateral view; 7 same, ventral view; 8 same, retrolateral view. Abbreviatures: CF, cymbial flange; E, embolus; RTA, retrolateral tibial apophysis; ST, subtegulum; T, tegulum; TA, tegular apophysis. Scale bar = 0.5 mm.

FIGURES 12 – 16. Pristidia ramosa Yu, Sun & Zhang, 2012: 12 left male palp, prolateral view; 13 same, ventral view; 14 same, retrolateral view; 15 epigyne, ventral view; 16 vulva, dorsal view. Abbreviatures: A, epigynal atrium; BS, bursa; CF, cymbial flange; CO, copulatory opening; E, embolus; ID, insemination duct; RTA, retrolateral tibial apophysis; SP, spermathecae; ST, subtegulum; T, tegulum. Scale bars = 0.5 mm (12 – 14); 0.2 mm (15 – 16).