212 



PEIfTATOMID.i:. 



Genus EHYNCHOCORIS- 



Eliyncliocoiis, pait., Westw. in Hope Cat. \, p. 29 (1837) ; Amy. 8j-Serv. 

 Hem. p. 152 (1843) ; Ball. List Hem. \, p. 198 (1851) ; Sthl, Ofv. 

 Vet.-AJc. Fork. 1867, p. 521. 



Type, R. humeralis, Thunb. 



Distribution. India, Ceylon, Burma, Malay Archipelago. 



Body oblong-ovate, attenuated posteriorly ; lobes ot" the head 

 equal in length, lateral lobes usually a little longer than the 

 central, sometimes apex of central a little prominent ; rostrum of 

 variable length, either neai'ly reaching the apex of the abdomen, or 

 only exterded to posterior coxae or to about the base of the third 

 abdominal segment ; basal joint of antennse not reaching apex 

 of head ; pronotum broad, with a subanterior marginal series of 

 punctures, lateral margins sinuate, basal margin concave, posterior 

 angles moderately produced and covering basal angles of scutellum, 

 lateral angles strongly produced ; lateral abdominal segmental 

 angles dentatoly produced ; scutellum large, triangular, rounded at 

 the apex ; abdominal basal spine short, inserted in a notch of the 

 metasternal process ; mesosternum profoundly ridged, the process 

 extended between the anterior coxoe, 



a. Hostrvm lomj, reacJiinr/ apiccd abdominal segment. 



343. Rhyncliocoris humeralis, TJinnb. (Cimex) Nov. Ins. Spec ii, 

 p. 40, t. 2, f. 54 (1783) ; Dall. List Hem. i, p. 302 (1851) ; Stal, 

 Hem. Fair. \, p. 35 (1868). 

 Cimex hamatus, Fahr. Mont. Ins. ii, p. 286 (1787) ; id. (Edessa) 

 Syst. Rhyng. p. 147 (1803) ; Biirm. (Acanthosoma) Hand. Ent.ii, 

 (i) p. 359 (1835). 

 Stoll, Pvn. fF. 135 & 180 (1788). 



Fig. 133. — lihynchoeoris Immcralis. 



Ochraceous or greenish-ochraceous, coarsely punctate ; antennae 

 fuscous, basal joint ochraceous streaked with fuscous ; head with 



