8. Diochus caudapiscis Shuai, Nozaki & Tang, 2021

(Figs 1B; 9-1; 9-2)

Diochus caudapiscis Shuai, Nozaki and Tang, 2021: 280 (Type locality: China: Yunnan).

Material examined. THAILAND: Mae Hong Son: 5 males, 2 females, Tom Lok, 8 km N Mae Lang, 700 m, 11, 13. XI. 1985, Burckhardt-Löbl (MHNG, JJRC) ; Phetchaburi: 2 males, Kaeng Krachan Nat. P., 450 m, 18. XI. 1985, Burckhardt-Löbl (MHNG); Prov . Chiang Mai: 2 males, 4 females, Doi Chiang Dao, 7. V. 87, 450 m, P. Schwendinger (MHNG, JJRC) ; 1 male, Doi Suthep, 1210 m, 30. I. 87, P. Schwendinger (MHNG); 1 female, Rd to Web Pang An, 50 km NE Chiang Mai, 900 m, 3. XI. 85, Burckhardt-Löbl (MHNG) ; 1 female, Huey Yant Nat. Park, Huey Yang Waterfall, Thap Sakae Dist., 700 m, P. Schwendinger (MHNG) .

Diagnosis. Regarding the size, coloration and the aedeagal structure, this species is similar to D. guizhouensis . It can be distinguished by the posterior angles of male sternite VIII, which is distinctly produced. Moreover, the male sternite IX is more elongate than in D. guizhouensis .

Distribution. China (Yunnan), Thailand.