Leptonetidae, Simon, 1890

Lin, Yucheng & Li, Shuqiang, 2010, Leptonetid spiders from caves of the Yunnan-Guizhou Plateau, China (Araneae: Leptonetidae) 2587, Zootaxa 2587 (1), pp. 1-93 : 5-6

Key to genera of Leptonetidae in China

(Mostly referring to these characters of the male pedipalpi)

1 Palpal femur without strong spines ( Fig. 4A ) ............................................................................................................... 2

- Palpal femur with strong spines .................................................................................................................................... 3

2 Palpal tibia without large spurs; palpal tarsus broad, with a dorsal apophysis (fig. 3); pedipalpal bulbus wrinkled ventrally (fig. 1) ........................................................................................................ Rhyssoleptoneta Tong & Li, 2007

- Palpal tibia with large spurs ( Fig. 9A ); palpal tarsus normal, without dorsal apophysis; pedipalpal bulb unwrinkled ventrally ........................................................................................................................................................................ 4

3 Male chelicerae and pedipalpus normal, pedipalpal tibia with horned spine or apophysis; tarsal end beyond pedipalpal bulb slightly.......................................................................................................................... Leptoneta Simon, 1872

- Male chelicerae strong, pedipalpus extraordinarily long, pedipalpal tibia with long spines, horned apophysis absent; tarsal end beyond pedipalpal bulb distinctly ( Fig. 1A, B ) ................................................................. Guineta gen. nov.

4 Male pedipalpal tibia not swollen ventrally, pedipalpal tibial spur I not furcated ........... Leptonetela Kratochvíl, 1978

- Male pedipalpal tibia distinctly swollen ventrally ( Figs. 55A, B ; 58A, B ), pedipalpal tibial spur I bifurcated or more ( Figs. 56C ; 59B )................................................................................................................................ Sinoneta gen. nov.

Figures

FIGURE 1. Guineta gigachela sp. nov. A. Male left pedipalpus, prolateral view; B. Ditto, retrolateral view; C. Pedipalpal bulb, prolateral view. Scales: 0.20 mm.

FIGURE 4. Leptonetela anshun sp. nov. A. Male left pedipalpus, retrolateral view; B. Ditto, prolateral view. Scale: 0.20 mm.

FIGURE 9. Leptonetela curvispinosa sp. nov. A. Male left pedipalpus, retrolateral view; B. Ditto, prolateral view. Scale: 0.20 mm.

FIGURE 55. Sinoneta notabilis sp. nov. A. Male left pedipalpus, retrolateral view; B. Ditto, prolateral view. Scale: 0.20 mm.

FIGURE 56. Sinoneta notabilis sp. nov. A. Male prosoma, dorsal view; B. Male left chelicera, posterior view; C. Male pedipalpus and tibial spines, anterior-lateral view. Scales: 0.20 mm.

FIGURE 58. Sinoneta sexdigiti sp. nov. A. Male left pedipalpus, retrolateral view; B. Ditto, prolateral view. Scale: 0.20 mm.

FIGURE 59. Sinoneta sexdigiti sp. nov. A. Male left chelicera, posterior view; B. Male pedipalpus and tibial spines, anterior-lateral view. Scales: 0.20 mm.