LACHN0S MACROCEPHALUS. 49 



Colour brown, ferruginous, or bright green; very 

 pilose. Head very broad ; vertex round. Eyes very 

 large, pale red or brown. Antennae rather more than 

 one third the whole length of the body, pilose. No 

 well-marked separation seen between the thoracic and 

 abdominal seofments. Abdomen with two double rows 

 of black or brown punctures disposed longitudinally ; 

 single dots occur on the thorax. Body covered with 

 a short woolly coat, particularly abundant towards 

 the tail end. Legs stout and clumsy. Femora strong. 

 Tarsi very long. Nectaries somewhat ferruginous. 

 Apical rings obtuse and pilose, with ferruginous hairs. 

 Eostrum short, only reaching to the third coxge. 



Very similar in colour to the above ; bright green ; 

 head olive-brown. Eyes very large. Antennae and 

 legs furnished with ginger-coloured hair. Wing-cases 

 brown. 



Winged male. 



Inch. Millimetres. 



Expanse of wings 0-280 7-10. 



Size of body 0-080 X 0-023 2-02 X 0-57. 



Length of antennse 0*035 0-88. 



Rostrum 0-050 1-27. 



Body linear. Head very broad ; front convex and 

 hairy. Antennae remote at their insertions ; the third 

 joint equal to the four following joints taken together. 

 Eyes bright red and large. Ocelli obvious. Head, pro- 

 messo- and post-thorax rich brown. Thoracic lobes 

 small. Abdomen shining green, long, and carinated, 

 furnished with small tubercles, which are tufted. Whole 

 insect sparsely covered with meal-like matter and 

 short cotton-like filaments. Wings ample, with 

 brownish iridescent membranes. Costa and stigma 

 brown. Nervures very slender, brown ; the second 

 and third oblique veins much thicker than the others. 



