Pusulissus Bourgoin & Wang 2020

Genus Pusulissus Bourgoin & Wang, 2020 Pusulissus Bourgoin & Wang, 2020: 73. Type species: P. phiaoacensis Bourgoin & Wang, 2020, by original designation. Flatiforma Meng, Qin & Wang, 2020 in Zhang et al. 2020: 353. Type species: F. guizhouensis Meng, Qin & Wang, 2020, by original designation. Synonymized by Gnezdilov 2022: 47. Pusulissus – Constant & Pham 2024: 51 (diagnosis, notes). Diagnosis The genus Pusulissus can be differentiated from all other genera of Parahiraciina by the following combination of characters: (1) the elongate frons (at least 1.2 times as long in midline as wide) with median carina extending from dorsal margin almost to frontoclypeal suture and without a black tubercle in the middle of the disc; (2) the tegmina distinctly widest in the basal ⅓, not subparallel nor regularly rounded; (3) the vertex with anterior margin in dorsal view only very slightly angularly convex or straight; (4) the anal tube of male dorsoventrally flattened and wide at midlength; (5) the aedeagus rather simple, with a single pair of ventral processes curved anterodorsad. Note Two species of Pusulissus are currently known from Vietnam: P. phiaoacensis Bourgoin & Wang, 2020 from Cao Bang Province and P. quangninhensis Constant & Pham, 2024 from Quang Ninh Province. An additional record of the genus, from Vinh Phuc Province, was provided, based on an incomplete female specimen (Bourgoin & Wang 2020; Constant & Pham 2024). Species included Pusulissus bachmaensis sp. nov. Pusulissus coronomensis Bourgoin & Wang, 2020 (China (Guangxi) – Bourgoin & Wang 2020) Pusulissus guizhouensis (Meng, Qin & Wang, 2020) (China (Guizhou) – Zhang et al. 2020) Pusulissus menglaensis (Che, Zhang & Wang, 2020) (China (Yunnan) – Zhang et al. 2020) Pusulissus phiaoacensis Bourgoin & Wang, 2020 (Vietnam (Cao Bang Province) – Bourgoin & Wang 2020) Pusulissus quangninhensis Constant & Pham, 2024 (Vietnam (Quang Ninh Province) – Constant & Pham 2024) Pusulissus ruiliensis (Che, Zhang & Wang, 2020) (China (Guangxi, Yunnan) – Zhang et al. 2020)