1888.] E. T. Aikiufion— Notes on Indian Rhyncliota. 159 



and entire ; jnga not long, longer than the tylus, anteriorly converging ; 

 rostrum not extended behind the last pair of feet : first joint shorter 

 than the much elevated bucculae, second joint shorter, or some- 

 what so, than the third: ocelli close to tlie eyes: pronotum broad, 

 lateral margins in part denticulate, posterior angles produced, straightly 

 truncate at the tip : meso-stethial ridge robust, more or less prominulous 

 anteriorly between the first pair of coxce : meta-stethium elevated, 

 sexangular, posteriorly sinuate, receiving the anteriorly rounded, 

 depressed, basal tubercle of the venter : membrane rather transparent, 

 veins somewhat regular : furrow from the odoriferous aperture produced 

 to a considerable distance with the apical ridge or wrinkle : first joint 

 of tarsi not so short, apical joint of last pair somewliat compressed or 

 tectiform. 



270. Placosteenum taurus, Fabricius. 



Cimex taurus, Fabr., Spec. Ins. ii, p. 344 (1781) ; Mant. Ins. ii, p. 283 (1787) ; 

 Ent. Syst. iv, p. 91 (1794) ; Stoll, Punaises, p. 25, t. 5, f. 34 (1788) ? 



Edessa taurus, Fabr., Syst. Ehyng. p. 145 (1803). 



Placosternum taurus, Am. & Serr., Hist Nat. Ins. Hem. p. 174 (1843); Dallas, 

 List, Hem. i, p. 351 (1851) ; Herr. Schaff., Wanz. Ins. ix, p. 305, f. 1002 (1853); 

 Walker, Cat. Hat. iii, p. 406 (1868) ; Stal, En. Hem. v, p. 107 (1876) ; Distant, A. 

 M. N. H. (5 s.) iii, p. 45 (1879). 



Body large ; above altogether grey, below flavescent, feet punctured 

 black : pronotal processes porrect, tbick, compressed, very obtuse 

 (C. taurus, Fabr.). P. taurtis, Am. & Serv., is described as greyish 

 yellow, spotted brown : venter yellowish : two brown rings at the end 

 of the femora, the rest of the feet, also the antennae, punctured black. 

 Long, 21 mill. 



Reported from Java, East. Arch., China, Siam, Singapore, Ceylon, 

 India, Coromandel, Bombay, Silhat, Assam : the Indian Museum has 

 specimens from Sikkim (mihi). 



271. Placosternum cervus. Distant. 

 Placosternum cervus, Dist., Trans. Ent. Soc. p. 352 (1887). 



Allied to P. taurus by the lateral angles of the pronotum being 

 profoundly bisinuated at their apices, but much smaller than that 

 species and having the lateral angles much more developed, being 

 broadly and strongly produced upwards and forwards and deeply 

 notched at each edge of the apex : the lateral angles are not simply 

 crenulate, but shortly spinose (Dist.). Long, 19; exp. angl. pron. 17 

 mill. 



Reported from Sadiya (Assam), 



