hemiptera homoptera of cetlon. 175 



Lecajn^ium nigrum. ■^ 



Lecanium nigrum, Nietn. Enemies of Coffee Tree, p. 9 (1861). 

 The largest species, but less injurious now than formerly 

 (Green). 



PSEUDOCOCCUS ADOlSriDUM. 



Coccus adonidum, Linn. Sj/st. Nat. i. p, 455, n. 2 (1758). 

 Pseudococcus adonidura, Nietn. Enemies of Coffee Tree, p. 4 (1861), 

 Probably a cosmopolitan species. 



*tCoccus (?) TLORiGER. (Plate VI. fig. 7.) 



Coccus floriger. Walk. List Horn. Ins. B. M., Suppl. p. 305 (1858), 



Described from Ceylon. 



This and tbe following species appear to be among those 

 alluded to by JNietner (' Enemies of Coffee Tree,' p. 5) as 

 belonging to the genus Dorihesia. 



*tCoccTTS (?) LANiGER, sp. n. (Plate V. fig. 8.) 



Long. Corp. cum append. 16 lin. ; lat. 13 lin. 



Colour apparently vinaceous ; but the upper surface is entirely 

 covered with a yellowish-white flocculent mass exactly resembling 

 sheep's wool, in the middle of which are seen a central row, and 

 two concentric series between this and the sides, of whiter and 

 more condensed waxy matter. Under surface with long lateral 

 layers of white wax completely surrounding the insect, below the 

 woolly covering of the upper side. 



Pundaloya. 



EXPLANATION OF THE PLATES. 

 Plate IV. 

 Hbmiptera Heteroptera. 



Fig. 1. Pentatoma taprobanensis, Dall., p. 84. 



2. Zangis dorsalis, Dohrn, p. 85. 



3. Callidea Rama, Kirb., p. 76. 



4. Canthecona insidaris, Kirb., p. 79. 



5. Elasmognathus Greeni, Kirb., p. 109. 



6. Homosocenis antennatus, Kirb., p. 90. 



7. Bhopalus fimeralis, Kirb., p. 97. 



8. Pirates ypsilon, Kirb., p. 113. 



9. Bha'phigaster repellens, Kirb., p. 86. 



10. Capsus Ravana, Kirb., p. 106. 



11. Tingis globulifera, Walk., p. 110. 



12. Pentatoma (?) corinna, Kirb., p. 84. 



