Key to the described species of the genus Suffasia
The following key will separate all 7 described species of female Suffasia spiders and all 6 described species of male Suffasia spiders based on the structural details of the genital organs.
1a. Males............................................................................................................................................................................. 2
1b. Females ......................................................................................................................................................................... 7
2a. Palpal tibia broad .......................................................................................................................................................... 3
2b. Palpal tibia not broad .................................................................................................................................................... 4
3a. Wide tibia with a large retrolateral spine .............................................................................................. S. kanchenjunga
3b. Tibia longer than wide, without such spine .................................................................................................. S. martensi
4a. Cymbium with lateral pits (e.g. Fig. 10)....................................................................................................................... 5
4b. Cymbium without lateral pits ....................................................................................................................................... 6
5a. Cymbium with 3 pits, embolus strongly curved ......................................................................... S. keralaensis sp. nov.
5b. Cymbium with only one pit, embolus strongly tapering .......................................................................... S. tumegaster
6a. Tibia with strongly tapering retrolateral apophysis, cymbial flange attached at its base to the cymbium, shorter broad tegular apophysis ................................................................................................................................... S. mahasumana
6b. Tibia with stout retrolateral apophysis, cymbial flange attached at its center to the cymbium, long tapering tegular apophysis ........................................................................................................................................................ S. attidiya
7a. Epigyne with scape ....................................................................................................................................................... 8
7b. Epigyne without scape (e.g. Fig. 7) .............................................................................................................................. 9
8a. Epigynal scape thick, copulatory opening near the centre of the epigyne.................................................... S. martensi
8b. Epigynal scape thin; copulatory opening in the frontal part of the epigyne ......................................... S. kanchenjunga
9a. Epigyne with a rectangular plate ........................................................................................................... S. mahasumana
9b. Epigyne without such plate (e.g. Fig. 7) ..................................................................................................................... 10
10a. Epigyne with a central anchoring hole ........................................................................................................... S. tigrina
10b. Epigyne without an anchoring hole............................................................................................................................ 11
11a. Spermathecae oval (e.g. Fig. 8) .................................................................................................. S. keralaensis sp. nov
11b. Spermathecae spherical .............................................................................................................................................. 12
12a. Thick walled copulatory ducts first run outward and then inwards .............................................................. S. attidiya
12b. Thin walled copulatory ducts first run inward and then outwards.......................................................... S. tumegaster