Liphistius Schioedte , 1849

Xu, Xin, Yu, Li, Aung, Khin Pyae Pyae, Yu, Long, Liu, Fengxiang, Lwin, Wai Wai, Sang, Men Zing & Li, Daiqin, 2021, A new species of Liphistius from Myanmar and description of the actual male of L. birmanicus Thorell, 1897 (Araneae, Mesothelae, Liphistiidae), ZooKeys 1031, pp. 41-58 : 41

Genus Liphistius Schioedte, 1849

Type species.

Liphistius desultor Schiödte, 1849.

Diagnosis.

Liphistius differs from all other liphistiid genera by the presence of a tibial apophysis on male palp (Figs 3A-C , 3H-J , 4A-C 8A-C), and by the presence of a poreplate and a median receptacular cluster in female genitalia (Figs 5D-I , 6D-I , 7B-I , 9D-I , 10C-G ).

Distribution.

Indonesia (Sumatra), Laos, Malaysia, Myanmar, and Thailand.

Figures

Figure 3. Male genital anatomy of Liphistius pyinoolwin sp. nov. A, H palp prolateral view B, I palp ventral view C, J palp retrolateral view D-G palp distal view A-C XUX- 2018 - 089 D-G XUX- 2018 - 110 B H-J XUX- 2018 - 098; Scale bars: 0.5 mm.

Figure 4. Male genital anatomy of Liphistius pyinoolwin sp. nov. (specimens from AMNH, collected by W. Sedgwick) A palp prolateral view B palp ventral view C palp retrolateral view D-G palp distal view A-G AMNH _ IZC 00356855; Scale bars: 0.5 mm.

Figure 5. Female genital anatomy of Liphistius pyinoolwin sp. nov. A-C plate ventral view D-F vulva dorsal view G-I vulva ventral view A, D, G XUX- 2018 - 094 B, E, H XUX- 2018 - 096 C, F, I XUX- 2018 - 104; Scale bars: 0.5 mm.

Figure 6. Female genital anatomy of Liphistius pyinoolwin sp. nov. A-C plate ventral view D-F vulva dorsal view G-I vulva ventral view A, D, G XUX- 2018 - 105 B, E, H XUX- 2018 - 109 C, F, I XUX- 2018 - 110; Scale bars: 0.5 mm.

Figure 7. Female genital anatomy of Liphistius pyinoolwin sp. nov. (specimens from AMNH, collected by W. Sedgwick) A plate ventral view B, D-F vulva dorsal view C, G-I vulva ventral view A, D, G AMNH _ IZC 00356859 B, C AMNH _ IZC 00356856 E, H AMNH _ IZC 00356857 F, I AMNH _ IZC 00356858; Scale bars: 0.5 mm.

Figure 9. Female genital anatomy of Liphistius birmanicus (Thorell, 1897) A-C plate ventral view D-F vulva dorsal view G-I vulva ventral view A, D, G ARAMYN- 497 B, E, H ARAMYN- 501 C, F, I ARAMYN- 506; Scale bars: 0.5 mm.

Figure 10. Female genital anatomy of Liphistius birmanicus (Thorell, 1897) A, B plate ventral view C, D, G vulva dorsal view E, F, H vulva ventral view A, C, E ARAMYN- 091 B, D, F ARAMYN- 095 G, H lectotype (specimen from MCSNG, collected by L. Fea); Scale bars: 0.5 mm.