APPENDIX. 195 



of nearly equal length : legs tawny ; hips green ; four hinder-feet 

 yellow, with piceous tips : wings colourless ; veins tawny ; ulna a 

 little more than half the length of the humerus; radius hardly 

 longer than the ulna ; cubitus much shorter than the ulna ; wing- 

 brand brown, small. Length of the body lj line ; of the wings 2i 

 lines. 



PTEROMALUS Bienna. Mas. Cyaneo-viridis, abdomine purpu- 

 reo-cupreo, antennis piceis, femoribus viridibus, alis limpidis. 

 Page 125. 



Head and chest convex, finely shagreened : head greenish 

 blue, a little broader than the chest : eyes and eyelets red : feelers 

 piceous, nearly filiform, not longer than the chest ; first joint long, 

 slender, tawny towards the base ; second cup-shaped ; third and 

 fourth very small; fifth and following joints to the tenth rather 

 short, nearly equal in size ; club spindle-shaped, more than twice 

 the length of the tenth joint : chest elliptical, bluish green : fore- 

 chest short ; its length above little more than one-eighth of its 

 breadth ; hind-border slightly concave : sutures of the parapsides 

 very indistinct; axillae parted by about one-fourth of the breadth of 

 the chest ; scutcheon subrhomboidal : hind-chest of moderate size, 

 obconical, declining : petiole very short : abdomen nearly linear, 

 flat, smooth, purplish copper, bluish green at the base and at the 

 tip, narrower but hardly shorter than the chest ; metapodeon occu- 

 pying about one^third of the back ; octoon and following segments 

 of moderate size : legs bright yellow ; hips and thighs green ; tips 

 of feet piceous ; fore-shanks and fore-feet tawny: wings colourless ; 

 veins dull tawny ; ulna hardly half the length of the humerus ; ra- 

 dius much longer than the ulna ; cubitus shorter than the ulna ; 

 wing-brand small. Length of the body J line ; of the wings 

 1^ line. 



PTEROMALUS Patro. Mas. Cyaneo-viridis, abdomine ameo, 

 macula viridi basali fulva, antennis fulvis, pedibus luteis, fe- 

 moribus basi viridi vittatis, alis limpidis. Page 125. 



Bright green with a bluish tinge : head and chest convex, 

 finely shagreened : head broader than the chest : eyes and eyelets 

 red: feelers dark tawny, filiform, longer than the chest ; first joint 

 yellow, piceous at the tip ; second cup-shaped ; third and fourth 

 very small ; the following joints from the fifth to the tenth succes- 

 sively decreasing in length ; club elliptical, more than twice the 



