158 APPENDIX. 



conical ; hind-chest large, obconical, declining : petiole short, stout : 

 abdomen obclavate, flat, smooth, shining, a little shorter than the. 

 chest and not more than half its breadth; metapodeon long; oc- 

 toon and following segments shorter : legs yellow : wings colourless ; 

 veins pale tawny ; ulna much shorter than the humerus ; radius a 

 little shorter than the ulna ; cubitus much shorter than the radius ; 

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

 lj line. 



Gastrancisteus Alectus. Mas. Niger, abdomine nigro-ceneo, 

 petiolo fulvo, pedibus Jlavis, alis limpidis. Page 105. 



Head and chest convex, black, finely shagreen ed : head slightly 

 tinged with green, broader than the chest: eyes and eyelets red : 

 feelers brown, stout, filiform, longer than the chest ; first joint yel- 

 low, long, linear; second cup -shaped ; third and fourth very small ; 

 fifth and following joints to the ninth of moderate size, loosely 

 joined together ; club spindle-shaped, more than twice the length 

 of the ninth joint; chest somewhat oval, thick, very convex, and 

 having a slight brassy tinge ; fore-chest short, just visible above ; 

 shield of the middle-chest broad ; sutures of the parapsides strongly 

 marked ; axillae separated by one-fourth of the breadth of the chest ; 

 scutcheon large, rhomboidal, with a transverse suture before its tip ; 

 hind-chest rather large, obconical, declining, with a transverse 

 ridge along its middle : petiole short, tawny : abdomen dark 

 bronze, smooth, shining, depressed, oval, green towards the base, 

 shorter and narrower than the chest ; metapodeon rather long ; oc- 

 toon and following segments shorter ; legs yellow ; feet paler, their 

 tips tawny : wings colourless ; veins yellow ; ulna much shorter 

 than the humerus ; radius as long as the ulna ; cubitus near one 

 half the length of the radius ; wing-brand small. • Length of the 

 body f line ; of the wings 1^ line. 



Gastrancistrtjs Hierocles. Mas. Viridis, abdomine ceneo 

 basi subtus fulvo, antennis piceis, pedibus Jlavis, alis limpi- 

 dis. Page 105. 



Green : head and chest convex, shagreened ; head a little 

 broader than the chest ; eyes red ; feelers piceous, filiform, rather 

 longer than the chest ; first joint long, slender ; second cup-shaped; 

 third and fourth very small ; fifth and following joints of nearly 

 equal size : chest oval, rather short ; fore-chest very short; shield of 

 the mid-chest broad ; sutures of the parapsides very distinct ; axilla? 

 separated by about one-third of the breadth of the chest ; scutcheon 

 obconical ; hind-chest short ; petiole very short : abdomen dark 



