Metrocoris ciliatus den Boer, 1965

(Figs. 41, 80–83)

Metrocoris ciliatus den Boer, 1965: 23–26, Figs. 36, 41–43, 45 (type locality: Dawna Hills, Myanmar); Chen & Nieser, 1993: 54–57 (redescription, records from Thailand).

Material examined. VIETNAM: Lai Chau Prov.: 1 male (mpt), Muong Te, Muong Mo stream, by the road from Muong Te town to Lai Ha, ca. 33 km from Muong Te town, coll. Tran A.D. et al., 3 June 2013, TAD1329 (ZMHU) .

CHINA: Yunnan Prov.: 5 males, 5 females (apt), 6 males, 7 females (mpt), Xishuangbanna, Mengyang, Mengang River: forest stream, coll. Cheng L. et al., 18–31 May 2000, LC019 (ZRC) ; 1 male, 2 females (apt), 1 male (mpt), ZRC.6.22062, Xishuangbanna, Jinghong, Banna N’Park, 850 m asl, small forest stream, coll. Yang C.M. & P. Chew, 28 May–12 June 2002, YCM0327 (ZRC) .

Diagnosis. Both sexes: fore femur slender (ratio length/width: males ca. 8.5, females ca. 8.0), sub-apically constricted, ventral surface with sub-apical elevation (Fig. 80). Male: pro-, meso- and metanotum, pleura, and abdominal tergum 1 with scattered black setae; genitalia small, abdominal segment 8 slightly shorter than wide on ventral, pygophore and proctiger simple; paramere falciform, short, with curvature at distal half, apex blunt (Figs. 41, 81, 82); endosoma as in Fig. 83. Female: thoracic segments without black setae; sternum 7 about as long as sterna 4–6 together, posterior margin broadly rounded (modified from Chen & Nieser, 1993).

Size (after Chen & Nieser, 1993): apterous males: length 4.8, width 2.5; apterous females: length 5.0, width 2.7 (specimen from Vietnam, macropterous male: length 6.64, width 2.53).

Remarks. This is the first record of this taxon in Vietnam. For comparative notes, see Remarks under M. inthanon .

Distribution. Vietnam (first record): Lai Chau (Fig. 140). Extralimital records: Myanmar: Dawna Hills; Thailand: Chiang Mai; China: Yunnan.