Encarsia guadeloupae Viggiani

Encarsia guadeloupae Viggiani, 1988 (1987a): 36-37. Holotype female, Guadeloupe (Wonche), 12.vi.1985 (J. Etienne), ex Aleyrodes sp. on Persea americana, (UNLP).

Encarsia guadeloupae: Viggiani, 1993: 123.

Diagnosis

Female

Colour

Head and body mostly brown. Antenna yellow, radicle and scape (except at apex) brownish. Fore wing hyaline with slightly infuscate band behind basal half of marginal vein. Legs yellow except hind coxa and femur brown.

Morphology

Clava 3-segmented. Pedicel slightly longer than F1 (1.07-1.19). F1 slightly shorter than F2 (0.84-0.94) and F3 (0.75-0.88). F2 and F3 subequal in length. Mid lobe of mesoscutum with 16-20 setae. Scutellar sensilla widely separated (approximately 6 x the width of a sensillum). Distance between anterior pair of scutellar setae subequal to distance between posterior pair. Fore wing 2.4-2.6 x as long as wide. Marginal fringe relatively short and only 0.19-0.22 x as long as wing width. Tarsus of middle leg 4-segmented. Apical spur of middle tibia longer than half the length of the basal tarsal segment (0.66-0.71). Ovipositor 1.00-1.09 x the length of the middle tibia. Third valvula 0.61-0.65 x as long as second valvifer.

Species
group

Correctly placed in E. luteola-group by Viggiani, 1993.

Distribution
in the
Australian and
Pacific regions

Click here for material examined window.

Host

B. tabaci (Gennadius). The following additional hosts have been recorded (Viggiani, 1993): Aleurodicus dispersus Russell, T. vaporariorum (Westwood).

Comments

Encarsia guadeloupae is the only predominantly dark coloured species treated here with 4-segmented tarsi of the middle legs. It also has an infuscate band behind the marginal vein.