200 



APPENDIX. 



the humerus ; radius less than half the length of the ulna ; cubitus 

 longer than the radius ; wing-brand very small. Length of the 

 body 1 line ; of the wings 1J line. 



PTEROMALUS Androbius. Fern. Viridis, abdomine viridi-pur- 

 pureo, antennis nigris, pedibus fulvis femoribus piceis, alls 

 limpidis. Page 126. 



Allied to P. domesticus but narrower : head and chest convex, 

 dark green, finely shagreened : head broader than the chest : eyes 

 and eyelets dark red: feelers black, clavate, not longer than the 

 chest ; first joint tawny, long, slender ; second cup-shaped ; third 

 and fourth very small; the following joints from the fifth to the 

 tenth short and successively decreasing in length ; club conical, 

 more than twice the length of the tenth joint : chest elliptical : 

 fore-chest very short ; its length above less than one-tenth of 

 its breadth : shield of the mid-chest short ; sutures of the parapsides 

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

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

 size, obconical, declining, with a ridge along the middle and a rim 

 on each side : petiole very short : abdomen short-elliptical, smooth, 

 purple, slightly tinged with green, bright green at the base, de- 

 pressed above, hardly keeled beneath, a little broader but scarcely 

 longer than the chest ; metapodeon occupying about one-sixth of 

 the back ; octoon and following segments of moderate and nearly 

 equal length : legs tawny ; hips brassy green ; thighs piceous ; 

 middle-feet and hind-feet pale tawny with piceous tips : wings co- 

 lourless ; veins tawny ; ulna hardly half the length of the hume- 

 rus ; radius a little shorter than the ulna ; cubitus shorter than the 

 radius; wing-brand very small. Length of the body 1 line; of 

 the wings If line. 



PTEROMALUS Tnatos. Fern. Cupreus, abdomine cupreo-purpu- 

 ra>, antennis nigris, pedibus fulvis, femoribus viridi-ceneis , 

 alls subfulvis. Page 126. 



Head and chest convex, coppery, finely shagreened : head a 

 little broader than the chest : eyes piceous : feelers black, subcla- 

 vate, shorter than the chest ; first joint long, tawny till near the tip; 

 second cup-shaped ; third and fourth very small ; the following 

 joints from the fifth to the tenth successively decreasing in length ; 

 club long-conical, more than twice the length of the tenth joint : 

 chest short-oval : fore-chest very short ; its length above not more 

 than one-tenth of its breadth ; hind-border slightly concave : su- 



