Fromundus biimpressus (Horváth, 1919), Horvath, 1919

Lis, Jerzy A. & Zack, Richard S., 2010, A review of burrower bugs (Hemiptera: Heteroptera: Cydnidae sensu lato) of Guam, Zootaxa 2523, pp. 57-64 : 60

Fromundus biimpressus (Horváth, 1919) , first territory record

( Figs. 3–4 , 10 )

Diagnostic characters: Body from dark brown to black, 5.2–6.5 mm in length. Head laterally clearly punctured, clypeus and vertex impunctate or with single punctures only; clypeus subapically without setigerous punctures ( Figs. 3–4 ); each paraclypeus with 2–3 submarginal setigerous punctures bearing hairlike setae; 2nd antennal segment as long as or only a little shorter than the 3rd segment. Pronotum weakly punctured, each lateral margins with 4 submarginal setigerous punctures. Each costal margin with a single setigerous puncture. Evaporative areas on meso- and metapleuron large, entirely dull ( Fig. 10 ). Paramere described in Lis (1994).

Material examined: Guam: Mangilao Village, University of Guam campus, Marine Biol. Lab. Area, at lights, N13o25.714’ E144o47.913’, 3 males 7 females 18 May 2004, 1 male 1 female 19 May 2004, R.S. Zack collr.

Distribution: China (Fujian, Guangdong, Yunnan), Indonesia (Sumatra), Laos, Malaysia ( Malaya), Thailand, Vietnam.

Figures

FIGURES 1 – 8. Head in two dorsal views. 1, 3, 5, 7 — showing head shape and puncturation, 2, 4, 6, 8 — showing head vestiture.

FIGURES 9 – 12. Evaporative areas on meso- and metapleuron. 9 — Byrsinus varians, 10 — Fromundus biimpressus, 11 — F. pygmaeus, 12 — Rhytidoporus indentatus.