APPENDIX. 183 



fore-shanfcs and fore-feet tawny ; four hinder-feet with piceous tips : 

 wings colourless ; veins tawny ; ulna hardly half the length of the 

 humerus ; radius much longer than the ulna ; cubitus slightly 

 curved, shorter than the ulna. Length of the body l line ; of the 

 wings 2f lines. 



PTEROMALUS Zagreus. Fein. Viridis, abdomine cyaneo pur- 

 pureoque vario, antennis nigris, pedibus flavis, femoribus vi- 

 ridibus, alls limpidis. Page 120. 



Body narrow : head and chest convex, green, finely shagreened : 

 head broader than the chest : eyes and eyelets dark red : feelers 

 black, slender, clavate, not longer than the chest ; first joint long, 

 slender, green, yellow at the base ; second cup-shaped ; third and 

 fourth very small ; the following joints from the filth to the tenth 

 successively decreasing in length; club nearly conical, much broader 

 than the tenth joint, and more than twice its length : chest long, 

 elliptical : fore-chest very short ; its length full one-tenth of its 

 breadth : shield of the mid-chest rather long ; sutures of the parap- 

 sides indistinct ; axilla? parted by one-fourth of the breadth of the 

 chest; scutcheon subrhomboidal, with a suture along each side: 

 hind-chest of moderate size, obconical, declining, with a ridge 

 along the middle and a rim on each side : petiole very short *. abdo- 

 men spindle-shaped, smooth, dark green, tinged with blue and pur- 

 ple, depressed above, slightly keeled beneath, longer and a little 

 broader than the chest ; metapodeon occupying about one-fifth of 

 the back ; octoon and ennaton of moderate and nearly equal size ; 

 decaton, protelum, and paratelum longer ; telum very small : legs 

 bright yellow ; hips and thighs green ; tips of feet brown ; fore- 

 shanks and fore-feet tawny : wings colourless ; veins pale yellow ; 

 ulna not half the length of the humerus ; radius a little shorter than 

 the ulna ; cubitus a little shorter than the radius ; wing-brand pale 

 brown, very small. Length of the body 1 line ; of the wings 2 

 lines. 



PTEROMALUS Opheltes. Mas. Viridis, abdomine ceneo, anten- 

 nis nigris, pedibus flavis, femoribus viridibus, alls limpidis. 

 Page 120. 



Head and chest dark green, convex, finely shagreened : head 

 broader than the chest : eyes and eyelets piceous : feelers black, 

 subclavate, much longer than the chest ; first joint green, long, 

 slender ; second cup-shaped ; third and fourth very small ; the fol- 



