Euodynerus nipanicus tonkinensis Giordani Soika, 1973

Tran, Tien Van, Vu, Thuong Thi, Nguyen, Cuong Quang & Nguyen, Lien Thi Phuong, 2025, Contribution to the knowledge of the potter wasp genus Euodynerus Dalla Torre, 1904 (Hymenoptera, Vespidae, Eumeninae) from Vietnam, with description of a new species and a key to the Oriental fauna, Journal of Hymenoptera Research 98, pp. 467-482 : 467-482

Euodynerus nipanicus tonkinensis Giordani Soika, 1973

Fig. 2 A – E

Euodynerus notatus tonkinensis Giordani Soika, 1973: 118.

Material examined.

1 ♂, Ha Giang, Quan Ba, Dong Ha , 23°03'48"N, 105°02'01"E, alt. 515 m, Nguyen Thi Phuong Lien leg. ; 2 ♀, Lao Cai, Lao Cai city , 5 Apr. 2018, Nguyen Thi Phuong Lien, Nguyen Quang Cuong leg. ; 1 ♂, Yen Bai, Tan Phuong, Khe Bin , 22°15'51.3"N, 104°38'07"E, alt. 500 m, 7 Sep. 2017, Nguyen Thi Phuong Lien, Nguyen Quang Cuong, Vu Thi Thanh Tam leg. ; 3 ♀, 1 ♂, Tuyen Quang, Ham Yen, Phu Luu, Nam Nuong, Cham Chu NR , 22°12'44"N, 105°02'44"E, alt. 116 m, 30 Oct. 2018, Nguyen Thi Phuong Lien, Nguyen Quang Cuong, Luong Viet Tuan leg. ; 1 ♀, Bac Kan, Cho Ra, Ba Be , alt. 140 m, 22 May 2018, Nguyen Thi Phuong Lien leg. ; Lang Son, Huu Lung, Huu Lien, Huu Lien NR [1 ♂, 21°43'22.9"N, 106°22'40.2"E, alt. 370 m, 12 Jun. 2018 ; 1 ♂, 21°43'29.1"N, 106°22'31.1"E, alt. 257 m, 13 Jun. 2018], Nguyen Thi Phuong Lien et al. leg. ; 1 ♀, Cai Kinh , 11°43'36.2"N, 109°11'57.7"E, alt. 129 m, 10 Jun. 2018, Nguyen Thi Phuong Lien et al. leg. ; 1 ♀, Son La, Moc Chau, Chieng Nua , 20°43'18"N, 104°45'28"E, alt. 550 m, 23 Jun. 2020, Nguyen Thi Phuong Lien et al. leg. ; 1 ♂, Thanh Hoa, Quan Hoa, Pu Hu NR , 20°31'32.1"N, 104°57'38.5"E, alt. 284 m, 12 Jun. 2016, Truong Xuan Lam et al. leg. ; 1 ♂, Thanh Hoa, Quan Hoa, Trung Son , 1 Oct. 2017, Nguyen Thi Phuong Lien leg.

Male genitalia.

As in Fig. 2 A – E . SVIII ~ 1.7 × as long as wide (at widest part), with basal margin slightly convex (Fig. 2 A ). Parameral spine without setae. Volsella flattened, spatulate, wide on inner aspect, without setae at top (Fig. 2 B ). Digitus wide through almost its entire length, gradually and slightly narrowed to one-third apically, 3 × as long as wide (at widest part), surface without setae, with long and exceedingly sparse setae on left side (Fig. 2 C ). Penis valves longer than basal apodeme (~ 1.5 × as long as basal apodeme); in ventral view, proximal part produced laterally into almost triangular shape (Fig. 2 D ); in lateral view, apical part strongly produced into a blunted lobe (Fig. 2 E ), dorsal rod much shorter than basal apodeme.

Distribution.

Vietnam (new records: Ha Giang, Yen Bai, Tuyen Quang, Bac Kan, Lang Son, Son La, Thanh Hoa); China: Beijing, Guangdong, Tianjin, Yunnan.

Figures

Figures 2. Euodynerus nipanicus tonkinensis Giordani Soika, 1973. Male genitalia A SVIII, dorsal view B inner aspect of paramere with volsella and digitus C digitus D aedeagus, ventral view E aedeagus, lateral view. Scale bars: 0.5 mm (A, B); 1 mm (C, D, E).