Enicospilus formosensis ( Uchida, 1928 )

Pham, Nhi Thi, Pham, Phu Van, Matsumoto, Rikio, Shimizu, So & Broad, Gavin R., 2023, A review of the genus Enicospilus Stephens (Ichneumonidae: Ophioninae) from Vietnam, with descriptions of ten new species, European Journal of Taxonomy 873 (1), pp. 1-151 : 58-61

Enicospilus formosensis ( Uchida, 1928)

Fig. 30

Henicospilus formosensis Uchida, 1928: 223 ; holotype ♀ from Taiwan ( SEHU).

Enicospilus formosensis – Townes et al. 1961: 276.

Diagnosis

Interocellar area reddish brown; lower face broad, about 0.82–0.87 × as wide as long; clypeus weakly convex, ventral margin blunt to subacute; mandible stout, twisted 20°–30°, outer surface without a diagonal setose groove; fore wing length about 18.0–22.0 mm, fenestra with proximal, central and distal sclerites, central sclerite C-shaped, parallel to distal sclerite, discosubmarginal cell with conspicuous long line of setae.

Material examined

VIETNAM • 1 ♀; Vinh Phuc Province, Tam Dao NP ; 30 Apr. 1996; Y. Okushima leg.; light trap; OMNH • 1 ♀; same collection data as for preceding; 1 May 1996; light trap; OMNH • 1 ♀; same collection data as for preceding; 3 May 1996; light trap; OMNH • 1 ♀; Lao Cai, Sapa ; 21 Oct. 2008; Khuat D.L. leg.; hand net; IEBR • 1 ♀, 1 ♂; Cao Bang Province, Phia Oac - Phia Den NP ; 25 May 2011; Hoang V.T. leg.; light trap; IEBR • 1 ♂; Son La Province, Thuan Chau, Co Ma ; 27 Apr. 2016; Hoang V.T. leg.; light trap; IEBR • 1 ♀; Thua Thien-Hue Province, A Luoi, Sao La ; 10 Jun. 2018; Nguyen V.T. leg.; light trap; IEBR .

Remarks

In comparison with the specimens examined by Gauld & Mitchell (1981), Vietnamese specimens have greater ICI (0.54–0.65 vs 0.46–0.49), and smaller SDI (1.07–1.18 vs 1.10–1.25).

Distribution

Previously known from Brunei, China (including Taiwan), India, and Japan ( Yu et al. 2016). These are the first records of this species from Vietnam.

Figures

Fig. 30. Enicospilus formosensis (Uchida, 1928), ♀ (OMNH). a. Habitus. b. Head, frontal view. c. Head, dorsal view. d. Head, lateral view. e. Mesosoma, lateral view. f. Central part of fore wing. Scale bars = 1.0 mm.