76 



BULLETIN 108, UNITED STATES NATIONAL, MUSEUM. 



behind than in front. Front wing scales much larger than hind 

 ones; wings moderately long, not reticulate, opaque, margins ciliated; 

 the median runs close to the cubitus, and there are traces of oblique 

 superior branches. Legs short, reaching but little beyond tip of 

 body, tibia with two apical spines. 



Soldier. — Head rather long, with parallel sides, long untoothed 

 slightly curved, mandibles; labrum not very elongate and hardly 

 pointed at tip. The pronotum broader in front than behind, and 

 the front margin deeply indented in the middle; the gula is broader 

 in front than behind. 



LEUCOTEKMES TENUIS Hagen. 



Winged. — Pale yellowish throughout, eyes hardly circular, almost 

 diameter from lower margin of head; antennae much longer than 



Fig. 59. — Distribution of constrictotermes cinereu.s. 



head, 17-jointed. Pronotum much narrower than the head, about one 

 and two-third times as broad as long, emarginate in middle of front 

 margin, sides sloping a little backward and rounded into the nearly 

 straight hind margin. (Fig. 58, 2.) Fore wing scale plainly longer 

 than the pronotum, body rather densely clothed with short, very fine 

 white hairs. Wings pale dull yellowish, costal veins more yellow; in 

 length nearly twice the body, median vein runs nearer to cubitus 

 than to radial sector and extends to tip of the wing; near apical fourth 

 it often forks ; the cubitus ends near tip of the wing ; it has 7 to 

 branches, the apical ones forked. Length to tip of wings, 9 to 10 mm. 

 From Fish Hawk Key, Andros Island, Bahamas, May 19, various 

 places in Cuba and southward, and probably will be found on some 

 of the Florida keys. 



