Pareumenes quadrispinosus acutus Liu, 1941

Nguyen, Lien Thi Phuong, 2020, A new Vietnamese species and a key to the Oriental species of Pareumenes (Nortonia) de Saussure, 1855 (Hymenoptera: Vespidae: Eumeninae), Raffles Bulletin of Zoology 68, pp. 588-594 : 592

Pareumenes quadrispinosus acutus Liu, 1941

( Figs. 10–12 )

Pareumenes acutus Liu, 1941 , Notes Entomol. Chin. 8: 255 (key), 262, female, pl. 1 fig. 5, pl. 2 fig. 3, 13 (in subgenus Pareumenes ) - “South China ” (coll. Liu).

This species has been recorded in several provinces (Ha Giang, Lao Cai, Tuyen Quang, Lang Son, Bac Giang, Hoa Binh, Thanh Hoa, Nghe An) in the northern part of Vietnam in previous studies ( Nguyen et al., 2014, 2015, 2018), and is newly recorded from Thai Nguyen, Yen Bai, Hanoi, also in the northern part of Vietnam, as well as the middle (Ha Tinh), and southern part (Gia Lai, Dac Lak, Lam Dong in Tay Nguyen highland) of Vietnam in this study.

Material examined. Ha Giang: 1 female, Lac Nong, Bac Me, ca. 418 m, 22°46′24.8″N 105°10′22.9″E, 22 July 2019; Nguyen QC , Dang TH, Mai VT, Vu TTT; 1 male, Tung Ba, Vi Xuyen, 3 July 2013, Nguyen VT; Lao Cai: 6 males, Ban Xeo, Bat Xat, 23 June 2008, Nguyen TPL & Pham HP ; 1 female, Hoang Lien NP, Ban Ho, Sa Pa, 27–29 July 2008, Nguyen TPL ; Yen Bai: Khau Man, Mu Cang Chai [2 males, 21°51′40″N 104°2′42″E, 12 September 2017, Nguyen TPL; 1 male, road to Che Tao, ca. 1,400 m, Nguyen TPL & Nguyen QC] , Thai Nguyen: 1 female, Phuc Xuyen, Dai Tu, 23 April 2012, Khuat DL ; Hanoi: 2 males, Ba Vi NP, 10 July 2016, Pham HP ; Hoa Binh: 1 female, Da Bac, 26 April 2012, Nguyen TPL ; Thanh Hoa: 1 female, Xuan Lien NP, Hon Can, Van Xuan, Thuong Xuan, 23–24 August 2012, Nguyen TPL & Hoang VT ; 1 female, Xuan Lien NP, Hon Can, Van Xuan, Thuong Xuan, 23 August 2012, Nguyen TPL ; Nghe An: 1 female, Thanh My, Thanh Chuong, 28 May 2008, Nguyen TPL ; Ha Tinh: 2 females, Vu Quang NP, 09 September 2019, Nguyen TPL & Nguyen QC ; Gia Lai: 1 female, Kon Chu Rang natural reserve, KBang, Son Lang, 14°31′08″N 108°28′24″E, ca. 840 m, 2 May 2016, Nguyen TPL ; Dak Lak: 1 female, York Don NP, main station, Buon Don, 191 m, 12°52′19″N 107°48′23″E, 9 June 2013, Nguyen TPL ; Lam Dong: 1 female, Bao Loc, 11°31′53″N 107°48′27″E, 11 November 2019, Nguyen TPL .

Distribution. China; India; Vietnam.

Figures

Figs. 7–12. Pareumenes caoduong, new species, holotype, female (7–9). 7, Metasomal terga in lateral view; 8, Forewing; 9, Habitus. Pareumenes quadrispinosus acutus Liu, 1941, female (10–12). 10, Head in frontal view; 11, Forewing; 12, Habitus. Scale = 1 mm.