Caenohomalopoda guamensis (Fullaway, 1946)

(Figs 164-166)

Pseudhomalopoda guamensis Fullaway, 1946:209-210. Holotype ♀, Guam, USNM, not examined.

Caenohomalopoda guamensis (Fullaway); Tachikawa, 1979:169.

DIAGNOSIS. Female (length about 1.0- 1.3mm): head with frontovertex dark blue-green; antenna (Fig. 164) with F4 yellow contrasting with dark brown F1-F3; clava with base dark brown, middle dusky pale yellow, apex pale yellow-brown; mesoscutum dark metallic blue with purple reflections; scutellum coppery dorsally, very strongly metallic purple on side and apex; fore wing with a pattern of infuscate and hyaline areas as in Fig. 166; infuscate area below proximal part of parastigma about one-third width of parastigma length; infuscate line about half way between apex of venation and wing apex directed slightly towards wing base from wing margin; head about 2.5X as wide as frontovertex; antenna (Fig. 164) with scape about 2.7X as long as broad, all funicle segments transverse, F1 smallest, subtrapezoidal in profile, remaining segments subquadrate in profile, clava about as long as funicle; fore wing (Fig. 166) about 2.8-3.0X as long as broad, venation as in Fig. 165; exserted part of ovipositor about as long as mid tibial spur or 0.20-0.25X length of gaster. Male: Unknown

DISTRIBUTION. Guam, China (Fujian), USA (Hawaii); Costa Rica (new record).

HOSTS. Recorded as a parasitoid of Odonaspis greeni Cockerell (Beardsley, 1976).

MATERIAL EXAMINED.

USA 2♀, Hawaii, Oahu, Honolulu, ex Odonaspis on bamboo, i.1969 and v.1969 (J.W. Beardsley). COSTA RICA. 1♀, Puntarenas, Res. Priv. Karen Mogensen, 9°52’N 85°03’W 305m, 16-17.ii.2020 (J.S. Noyes). Material in NHMUK.