Tumidiclava longiclavata Yousuf & Shafee, 1988

Ikram, Mohsin, Yousuf, Mohammad & Prasad, Rajendra, 2023, Two new species of Tumidiclava Girault (Hymenoptera: Chalcidoidea: Trichogrammatidae) along with key to Indian species, Zootaxa 5374 (4), pp. 594-600 : 597

2. Tumidiclava longiclavata Yousuf & Shafee ( Figs. 6–10 )

Tumidiclava longiclavata Yousuf & Shafee, 1988: 109 .

Redescription: Female. Length. 0.50 mm. Head with fronto-vertex bright yellow having few setae; eyes and ocelli bright red, Mandibles brown. Antennae with scape cylindrical, pedicel and club pale brown. Midlobe of mesoscutum and scutellum light brown. Fore wings hyaline densely setose, STV rudimentary.

Head: (facial view) ( Fig. 7 ) slightly longer than wide (172: 149). Eyes and ocelli dark red; ocelli arranged in obtuse triangle, POL about 1.75X as long as OOL (28: 16), eyes 2.8X as long as MS (90: 32); mandible with tri-denticles. Antennae ( Fig. 6 ) with scape about 3.6X as long as broad (78: 22); pedicel 1.95X as long as broad (47: 24); two ring segments present; club 3-segmented (C1, C2 and C3), 2.56X as long as broad (95: 37), C3 longest segment.

Mesosoma: ( Fig. 9 ) Midlobe of mesoscutum about 1.55X wider than long (118: 76) with 2 pairs of short setae present on dorsal surface; midlobe of scutellum 1.7X wider than long (109: 64) with 2 pairs of setae, dorsellum 0.5X of the propodeum length medially. Fore wings ( Fig. 10 ) hyaline densely setose, 2.32X as long as wide (534: 230), STV rudimentary, MV, 2.6X as long as broad (455: 175), marginal fringe 1/6 of maximum FWW (38: 230), SMV 1.9X longer than MV (94: 49).

Metasoma: Gaster longer than mesosoma; ovipositor about 1.42X as long as hind tibia (187: 131).

Specimen examined: 1♀ on slide, INDIA, Bihar, Muzaffarpur , 19.vi.2018, coll. M. Ikram; ex. Sweeping (accession, no NFIC-22158) .

Host: Unknown.

Distribution: INDIA: Uttar Pradesh; Bihar.

Comments: Tumidiclava longiclavata, Yousuf & Shafee (1988) is very similar to T. magnicorpa, Yousuf & Shafee (1988) but differ from it by having antennae with club 3-segmented, more than 2.5X as long as wide. During the present study some additional characters of female: head, mesosoma and gaster have been studied in detail.

Figures

FIGURES 6–10. Tumidiclava longiclavataYousuf & Shafee (Female). 6, antenna; 7, head; 8, venation (close-up); 9, mesosoma; 10, fore wing.