Enicospilus fusiformis Chiu, 1954

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 : 61

Enicospilus fusiformis Chiu, 1954

Fig. 31

Enicospilus fusiformis Chiu, 1954: 27 ; holotype ♀ from Taiwan ( TARI).

Diagnosis

Interocellar area reddish brown; clypeus weakly convex, ventral margin subacute; mandible twisted ca 20°, outer surface without a diagonal setose groove; fore wing fenestra with only distal sclerite present, vein 1m-cu&M centrally angled and broadened; metasoma from T5 onwards black.

Material examined

VIETNAM • 1 ♀; Vinh Phuc Province, Tam Dao NP ; 20 Apr. 1996; Y. Okushima leg.; light trap; OMNH • 1 ♂; same collection data as for preceding; 20 May 1996; light trap; OMNH • 1 ♀; Thai Nguyen Province, Dai Tu, Cat Ne ; 15–20 Nov. 2006; Khuat D.L. leg.; Malaise trap; IEBR .

Remarks

In comparison with the specimens examined by Gauld & Mitchell (1981), Vietnamese specimens have shorter fore wings (12.0– 14.7 mm vs 15.0–17.0 mm), greater ICI (0.62–0.74 vs 0.53–0.58), and smaller AI (0.53–0.64 vs 0.82–1.13).

Distribution

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

Figures

Fig. 31. Enicospilus fusiformis Chiu, 1954, ♂ (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.