Eumenes aquilonius Yamane, 1977

Qin, Jiong, Chen, Bin & Li, Ting-Jing, 2023, Additions to the knowledge of the genus Eumenes Latreille, 1802 from China (Hymenoptera, Vespidae, Eumeninae), Journal of Hymenoptera Research 96, pp. 697-714 : 697

Eumenes aquilonius Yamane, 1977 new record

Figs 21-30

Eumenes rubronotatus aquilonius Yamane, 1977b: 59; 1990: 148; Kurzenko 1995: 321.

Eumenes aquilonius : Kim and Yamane 2001: 139, 143, 153; Yoon and Kim 2014: 234.

Material examined.

2♀, China, Inner Mongolia, Alxa Leaguei, Ho-lan Mountains , 38°58'08"N, 105°51'32"E, 2000 m, 2010.vii.29, Fangzhou Ma (CNU) ; 1♂, China, Jilin Province, Linjiang City, Naozhi Town , 38°12'50"N, 105°24'07"E, 510 m, 2012.vii.8, Xin Zhou (CNU) ; 2♀, China, Sichuan Province, Guangyuan City, Qingchuan County, Qingxi Town , Pingqiao Village , 32°28'51"N, 104°51'36"E, 1200 m, 22.VII.2018, Xue Zhang (CNU) ; 1♀ 1♂, China, Sichuan Province, Langzhong City, Boshu Hui Autonomous County, Qingzhen Village , 31°33'54"N, 106°03'36"E, 608 m, 2020.vii.18, Jie Chen (CNU) ; 1♀, China, Sichuan Province, Chengdu City, Dayi County, Xieyuan Town , 30°37'12"N, 103°20'49"E, 500 m, 2018.viii.13, Huachan Wang (CNU) ; 1♂, China, Shanxi Province, Hanzhong City, Nanzhen County, Hongmiao Town Qunfu Village , 32°47'38"N, 106°54'14"E, 484 m, 2017.vii.16, Pan Huang (CNU) .

Diagnosis.

Female. Body length 9.6-10.4 mm; black, with yellow markings (Fig. 21 ): interantennal spot, gena, lateral side of pronotum, pronotum anteriorly, band of metanotum, tegula mostly (Fig. 25 ), fore tibia largely, apical bands of both T1 and T2, and lateral spots of T2; body with setae sparse and short, those on head longer than scape width; clypeus entirely black, longer than wide, with short setae (Fig. 23 ); dorsal view (Figs 28 , 29 ), T1 densely punctate, length of T1 less than 4 × its apical width and abruptly swollen before middle; T2 sparsely punctate, punctures obviously smaller than those of T1, apical lamella of T2 not reflex and weakly depressed in the middle (Fig. 30 ); lateral view (Fig. 27 ), basal angle of metasomal segment 2 obtuse, T2 swollen in the middle, with transverse wrinkles and weakly depressed in its preapical part; wings pale brown.

Male. Body length 7.8-8.4 mm (Fig. 22 ). Sculpture, setae, and coloration similar to female except as follows: clypeus entirely yellow (Fig. 24 ); apex of A13 reaching basal fourth of A10 (Fig. 26 ).

Distribution.

China (Inner Mongolia, Jilin, Sichuan, Shanxi); Russia; Korea; Japan.

Figures

Figures 21 - 30. Eumenes aquilonius Yamane, 1977. ♀ (21, 23, 25, 27 - 30) ♂ (22, 24, 26) 21, 22 habitus (dorsal view) 23, 24 clypeus (frontal view) 25 head and pronotum (dorsal view) 26 antenna 27 metasomal segments 2 - 6 (lateral view) 28 T 2 (dorsal view) 29 T 1 (dorsal view) 30 lamella of T 2 apical margin (dorsal view).