First record of the genus Yezoceryx Uchida (Ichneumonidae: Acaenitinae) from Vietnam, with descriptions of nine new species Author Achterberg, Cornelis Van text Zootaxa 2017 2017-08-24 4311 3 345 372 journal article 32316 10.11646/zootaxa.4311.3.2 38da213d-7ad2-4afe-bc41-a9087c9e6555 1175-5326 847854 F6Bf844D-60Fe-4D1F-8Fca-Dfbd533F0770 Yezoceryx umaculosus Wang, 1982 ( Figure 17 ) Yezoceryx umaculosus Wang, 1982b : 204 . Holotype : , China : Yunnan ( IZCAS ). FIGURE 17. Yezoceryx umaculosus Wang from Thuong Lo, Nam Dong, Thua Thien-Hue Province, Vietnam: a. dorsal view of head and mesoscurum; b. face. Diagnosis. Yellow with black marks; mesoscutum with U-shaped black mark; scutellum usually with black spot posteriorly; first tergite about 1.4–1.6× as long as its apical width; first sternite with anteriorly projecting hook; ovipositor about 1.8× length of hind tibia. Material examined. Vinh Phuc , Tam Dao NP: 1♀ ( IEBR ), 2.vi.1997 , 900– 1000 m a.s.l. ; 1♂ (OMNH), 7.v.1998 , 3♂ (OMNH), 8.v.1998 , hand net , R. Matsumoto leg.; Ninh Binh , Cuc Phuong NP : 1♂ ( OMNH ), 26.iv.1998 ; 1♀1♂ (OMNH), 27.iv.1998 , 200– 300 m a.s.l., hand net , R. Matsumoto leg.; Thua Thien Hue , Phong Dien NR : 5♀ 8♂ ( RMNH , IEBR ), 15 km W Phong My , 23.iii–6.iv.2001 , 80– 210 m a.s.l. ; 1♀ 2♂ ( RMNH ), 12 km W Phong My , 24.iii-6.iv.2001 , 60 m ; 1♀ ( RMNH ), 15 km W Phong My , 23.iii–6.iv.2001 , 50– 60 m a.s.l. ; 1♀ ( RMNH ), 19 km W Phong My , 23.iii-6.iv.2001 , 50- 100m ; 1♀ ( RMNH ), 15 km W Phong My , 23.iii–6.iv. 2001 , 150m, Malaise trap , C. v. Achterberg & R. de Vries leg. ; Thua Thien-Hue , Nam Dong , Thuong Lo : 1♂ ( IEBR ), 1-4.ix.2005 , Malaise trap , T.Q. Nguyen leg. ; Hoa Binh , Xa Linh , Pa Co : 1♂ ( IEBR ), 23.iv.2002 , 1100 m a.s.l. , hand net , T.V. Hoang leg. ; Bac Can , Ba Be NP: 1♂ ( OMNH ), 1.v.2006 , 20.23 0 N 105.37 0E, 200 m a.s.l. , R. Matsumoto leg. Distribution. Previously known from China ( Yunnan Province ) ( Wang, 1982b ), these are the first records of this species from Vietnam .