Yezoceryx maculataexcels Wang, 1993

Achterberg, Cornelis Van, 2017, First record of the genus Yezoceryx Uchida (Ichneumonidae: Acaenitinae) from Vietnam, with descriptions of nine new species, Zootaxa 4311 (3), pp. 345-372 : 354

Yezoceryx maculataexcels Wang, 1993

( Figure 6 )

Yezoceryx maculataexcels Wang, 1993: 206 . Holotype: ♂, China: Yunnan ( IZCAS).

Diagnosis. Yellow with black marks; median carina of frons forming broad tubercle between antennal sockets; mesoscutum with U-shaped black mark; first tergite about 1.7–1.9× as long as its posterior width; first sternite with blunt tubercle or weak anteriorly projecting hook; ovipositor 2.5× length of hind tibia.

Material examined. Hoa Binh, Yen Thuy, Lac Thinh : 1♀ ( IEBR), 1–10.x.2002, Malaise trap, L.D. Khuat leg. ; 1♂ (IEBR), 20.iv.2003, hand net, L.D. Khuat leg.; Hoa Binh, Yen Thuy, Da Phuc : 1♂ ( IEBR), 10–20.x.2003, Malaise trap, L.D. Khuat leg. ; Nghe An, Chau Khe, Khe Bu : 2♂ ( IEBR), 17.iv.2006, hand net, N.T. Pham leg. ; Bac Can, Ba Be NP: 1♂ ( OMNH), 2.v.2006, 20.23 0 N 105.37 0E, 200 m a.s.l., R. Matsumoto leg. ; Son La, Co Ma, Thuan Chau : 1♀ ( IEBR), 4.vi.2008, 1200 m a.s.l., hand net, H.X. Le leg. ; Kon Tum, Chu Mon Ray NP: 1♂ ( IEBR), 21.v.2009, hand net, T.V. Hoang leg. ; Kon Tum, Ngoc Linh NR: 1♂ ( IEBR), 11.iv.2015, 1204 m a.s.l., 15 0 13.78N 107 0 43.7E, hand net, T.P.L. Nguyen & D.D. Nguyen leg. ; Hoa Binh, Ngoc Son-Ngo Luong NR: 5♂ ( IEBR), 17– 22.ix. 2016, 690 m a.s.l., Malaise trap, P.V. Pham leg.

Distribution. Previously known from China ( Wang, 1993). These are the first records of this species from Vietnam.

Figures

FIGURE 6. Yezoceryx maculataexcels Wang from Ngoc Son-Ngo Luong NR, Hoa Binh Province, Vietnam: a. dorsal view of head and mesosoma; b. face.