No. 6. ] A ConspecUis of Insects, 167 



178. CiiLORiTA FLAVESCENS Fabr. (Jassidse). — A small greeu insect, 

 about the size of a house fly, which is known in Assam as the blister 

 blight and in Sikkim as the greejt flj/ blight. It attacks tea {Camellia 

 theifera) bushes and damages the vitality of the leaves by sucking up 

 their juices. It is said in some cases to do considerable damage. 



179. Idiocerus nii^eosparsus Lethierry (Jassidse). — A small green 

 insect, much like the green flj/ Might of tea. It attacks the flowers of ' 

 mango {Mangifera indica) trees, and is said to damage them to a serious 

 extent. The closely allied species /. dt/pealis Leth. and /. atkinsouii 

 Leth. have also been reported in the same connection. 



180. ScHizoNEUiiA LANiGEEA Hausmaun (Aphidsej.— A minute insect, 

 known as American blight, which has been reported as exceedingly de- 

 structive to apple [Pp'iis Mains) trees in the Nilgiris and North-West 

 Himalayas, The pest is a cosmopolitan one. It may be easily recognised 

 by the peculiar knotty tumours which it raises on the branches and roots 

 of the trees attacked by it. 



181. Lachnus fidighiosus Buckton (Aphidse). — A minute insect, 

 which has been reported as doing considerable damage to apricot {Pru. 

 nus (irmeniaca), sdmond {Prunus commtmis), and peach [Frunus persica) 

 trees in Baluchistan. It is found on the branches, which it is said to 

 wound to such an extent as to cause them to bleed profusely. 



183. Aphis coffece Nietner (Aphidse).~-A minute insect, known as the 

 Coffee louse, which is said to attack coff'ee [Coffea arabica) bushes in 

 Ceylon (Nietner). 



183. Ceylonia thececola Buckton (Aphidse).— A minute insect, known 

 as the Tea aphis, which is reported as attacking young tea {Camellia 

 theifera) plants in Ceylon (Green). 



184<. Pemphigus cincho-nfs Buckton (Aphidse). — A minute insect, 

 found feeding on cinchona {Cinchona sp.) in Sikkim, but not noticed to 

 do much damage. 



185. Cerataphis sp. (Aphidse). — A minute insect, said to attack cin- 

 chona [cinchona sp .) , in Sikkim, not hitherto noticed as^ doing any parti- 

 cular damage. 



186. Aphis hrassicae Linn, or an allied species (Aphidffi). — Is a 

 minute insect, which has been reported as doing much mischief to the 

 mustard {Brassica) crops in Hooghly. It is likely to be the same as the 

 Aphid which has been rei)Oited as attacking the mustard crop in Assam 

 where it is known by the Assamese as mowa or mewa. 



187. Psylla isitis Buckton (Psyllidse). — A minute insect, which forms 

 galls on indigo {Indigofera tinctona) ])lants. It was reported in 1890 

 as excessively destructive to indigo in Bengal. 



188. Psylla cistellata Buckton (Psyllidee). — A small black fly-like 

 insect, reported as attacking the young shoots of mango {Mangifera 



