Palpostilpnus Aubert 1961

Genus Palpostilpnus Aubert, 1961 Palpostilpnus Aubert, 1961: 56. Type species: Townostilpnus (Palpostilpnus) palpator Aubert, 1961; designated in Townes (1970). Diagnosis. Palpostilpnus includes small sized wasps and can be recognized by combination of following characters: (1) Maxillary palp reaching or almost reaching base of hind coxa; (2) Occipital carina reaching base of mandible; (3) Mesosoma obliquely sloped; (4) Area superomedia and area petiolaris of propodeum combined (in case of propodeal carinae present); (5) Ovipositor very slender and needle-like. See Sheng & Broad (2011) to distinguish Palpostilpnus from Townostilpnus and Reshchikov et al. (2019) for the detailed diagnosis. Checklist and distribution of Palpostilpnus species Palpostilpnus aki Reshchikov, Santos, Liu, Barthélémy, 2019: China Palpostilpnus angka Reshchikov, Santos, Liu, Barthélémy, 2019: Thailand Palpostilpnus angkor Reshchikov, Santos, Liu, Barthélémy, 2019: Brunei, Cambodia Palpostilpnus brevis Sheng & Broad, 2011: China Palpostilpnus cattienensis Pham, Sheng, Park, Tran & Reshchikov, sp. nov.: Vietnam Palpostilpnus hainanensis Reshchikov, Santos, Liu, Barthélémy, 2019: China Palpostilpnus hoanglienensis Pham, Sheng, Park, Tran & Reshchikov, sp. nov.: Vietnam Palpostilpnus incompletus Pham, Sheng, Park, Tran & Reshchikov, sp. nov.: Vietnam Palpostilpnus maculatus Sheng & Sun, 2013: Brunei, China, Malaysia, Vietnam Palpostilpnus mangrovi Reshchikov, Santos, Liu, Barthélémy, 2019: Singapore Palpostilpnus melanothoracicus Pham, Sheng, Park, Tran & Reshchikov, sp. nov.: Vietnam Palpostilpnus melinhensis Pham, Sheng, Park, Tran & Reshchikov, sp. nov.: Vietnam Palpostilpnus meovacensis Pham, Sheng, Park, Tran & Reshchikov, sp. nov.: Vietnam Palpostilpnus ngoclinhensis Pham, Sheng, Park, Tran & Reshchikov, sp. nov.: Vietnam Palpostilpnus palpator (Aubert, 1961): Philippines Palpostilpnus papuator (Aubert, 1961): Papua New Guinea Palpostilpnus pterodactylus Reshchikov, Santos, Liu, Barthélémy, 2019: China, Vietnam Palpostilpnus ranui Reshchikov, Santos, Liu, Barthélémy, 2019: Indonesia (Sulawesi). Palpostilpnus rotundatus Sheng & Sun, 2013: China Palpostilpnus rufinator (Aubert, 1961): Japan (Okinawa), Philippines Palpostilpnus singaporensis Reshchikov, Santos, Liu, Barthélémy, 2019: Brunei, Malaysia, Singapore Palpostilpnus striator (Aubert, 1961): Philippines Palpostilpnus tamasek Reshchikov, Santos, Liu, Barthélémy, 2019: Brunei, Indonesia, Malaysia, Singapore, Vietnam Palpostilpnus taynguyenensis Pham, Sheng, Park, Tran & Reshchikov, sp. nov.: Vietnam Palpostilpnus trifolium Reshchikov, Santos, Liu, Barthélémy, 2019: China