ORIENTAL PLANT BUGS—HSIAO Sie 
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MACRALONIDEA CYANESCENS, new species 
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FIGURE 57, d 
Male.—Body, length 5.9 mm., width 1.6 mm., clothed beneath with 
flavous simple hairs; flavous with dark brown markings. 
Head, width across eyes 0.9 mm., length seen from above 0.57 mm., 
height seen from side 0.55 mm., width of vertex 0.8 mm. Rostrum 
reaching base of intermediate coxae, length 1.8 mm., first segment 
reaching anterior margin of pronotum. Length of antennal seg- 
ments I: IT: 112: 1V=1.25 mm.: 2.6 mm.:1.7 mm.:0.75 mm.; second, 
third, and fourth segments dark brown. 
Pronotum, length 1.25 mm., width at base 1.45 mm., at apex 0.62 mm. ; 
lateral part of apical collar, calli, humeral angles, and two elongate 
spots between humeral angles dark brown. Scutellum strongly ele- 
vated, slightly depressed in the middle, length 0.55 mm., width 0.55 
mm. 
Hemelytra hyaline, considerably surpassing apex of abdomen, length 
of embolar margin 2.77 mm., slightly convex beyond the middle; 
cuneus, length 0.55 mm., width 0.4 mm.; margins and apex of clavus, 
extreme margin of embolium, apical margin of corium, cuneus, and 
veins of membrane dark brown; membrane transparent, inner apex 
of major areole broadly rounded. 
Metapleura, apex of abdomen, apex of anterior tibiae, apical fourth 
of posterior femora, and all third tarsal segments dark brown. Pos- 
terior femora subapically incrassate, length 2.5 mm., length of posterior 
tibiae 3.05 mm. Left genital clasper simple, broad at base, gradually 
tapering at apex, apical third strongly curvate fitting closely to the 
curvature of posterior margin of ninth ventral segment; right one with 
a broad hook at apex. 
Female——Similar to the male, propleura with more dark brown, 
second antennal segment thicker. Body, length 6.45 mm., width 1.75 
mm. Length of antennal segments I: 11: 112: [V=1.3 mm.: 2.7 mm.: 
1.65 mm.: 0.7 mm. 
Types.—U.S.N.M. No. 56717, holotype, male; allotype, female; 
paratypes, 2 males and 1 female, all from Sandakan, Borneo (Baker). 
Genus RAMBEA Poppius 
RAMBEA ANNULICORNIS, new species 
Female.—Body elongate, length 6.35 mm., width 1.85 mm., clothed 
sparingly with long simple yellowish hairs, stramineous. 
Head inclined, width across eyes 1.05 mm., length seen from above 
6.6 mm., height seen from side 0.6 mm.; vertex longitudinally sulcate, 
slightly convex, width 0.5 mm.; frons moderately convex, clypeus very 
prominent, deeply discrete with frons, nearly vertical with the anterior 
