Vespa Mocsaryana du Buysson, 1905 (1904) Taxonomic notes on the genus Vespa Linnaeus, 1758 (Hymenoptera: Vespidae Vespinae) from Vietnam, with a new record of a species and an updated key to species Vu, Thuong Thi Nguyen, Lien Thi Phuong Wiśniowski, Bogdan Zootaxa 2020 2020-06-19 4801 3 584 590 5B9XD du Buysson, 1905 du Buysson 1905 [151,601,1088,1115] Insecta Vespidae Vespa GBIF Animalia Hymenoptera 1 585 Arthropoda species mocsaryana  ( Figs. 3–5)    Vespa Mocsaryanadu Buysson, 1905(1904), Ann. Soc. Entomol. Fr. 73: 490 (key), 537, pl. VII fig. 3, female, male—“Presqu’ile de Malacca: Pérak...; Sikkim ...; Assam: Khasia Hills ...; Tenasserim: Thagatâ” (Budapest, Wien, London, Genova).   Material examined.  VIETNAM:  Tuyen Quang: 2 workers, Cham Chu NP, Cao Duong, Yen Thuan, Ham Yen, 22°17′32.5′′N 104°59′28′′E, alt.  650 m,  17.v.2019, Vu TT;   Lang Son: 2 workers, Huu Lien NR, Huu Lien, Lang Son, 21°43’22.9”N, 106°22’40.2”E, ca  300 m,  12 June 2019, Nguyen LTP, Tran NT& Wiśniowski B;   Gia Lai: Kon Chu Rang NP, K Bang, Son Lang, 14°31′08′′N 108°28′24′′E[ 1 queen, alt.  840 m, Nest#VN-2016-TN-V-01,  2.v.2016, Nguyen LTP; 1 queen, 2 workers, alt.  850 m,  19.iv.2017, Nguyen LTP]. A complete queen nest of this species was found in April, 2016 inKon Chu Rang NP, Gia Lai provincein Tay Nguyen highland. The nest ( Fig. 5) was attached to a branch of a tree in the genus  Gomphandra(family Icacinaceae), about 1.5 mabove the ground. Its greatest diameter was about 5 cm, with the entrance tube about 4.5 cmlong. This nest had one queen inside. The queen’s coloration was as follows: body ground color black, except clypeus, head, thorax except mesoscutum, narrow apical band of T1, irregular bands on T2–5, entirely of T6 ( Fig. 4) yellowish-brown; fore leg brownish-yellow except coxa and femur black; middle and hind legs black, except tibia with medial yellow mark and tarsus yellow. The worker’s body ground color was black, the head and mesosoma were brown, except mesoscutum black, the metasomal segments were black, except a narrow yellow apical band on the first tergum, and the legs were brown ( Fig. 3).   Distribution. India: Meghalaya, Sikkim, Assam; China: Sichuan, Anhui, Fujian, Hong Kong; Myanmar; Thailand; Laos; Vietnam; Malaysia: Peninsular Malaysia; Indonesia: Sumatra. 2019-05-17 Cham Chu NP & Vu TT Vietnam Cao Duong 650 22.29236 Ham Yen 14 104.991104 Yen Thuan 1 585 2 2 Tuyen Quang 2019-06-12 Huu Lien NR & Tran NT Vietnam 300 21.723028 Lang Son 1 106.37784 Huu Lien 1 585 2 2 Lang Son 2016-05-02 2017-04-19 2016-05-02 Kon Chu Rang NP & K Bang Vietnam 840 14.518888 Son Lang 21 108.473335 1 585 4 2 2 Gia Lai