EEVISION OF NEAKCTIC TERMITES. 



33 



^VZ.' 



(PI. 3, fig. 1.) Head and pronotuni with many long erect hairs; 

 abdomen with long sloping hairs in rows near hind margin of each 

 segment. 



Length to tip of wings, 15 mm. 



Soldier. — Head light castaneous, 

 darker in front, mandibles black, paler 

 on base, thorax and basal part of abdo- 

 men above slightly castaneous, rest of 

 abdomen paler, but often discolored; 

 legs pale. Head about one and one- 

 third times as long as broad, broadest 

 in front just back of the antennae; 

 labrum broad with convex front mar- 

 gin; antennae not as long as width of 

 head, 16 to 19-jointed, the third joint 

 no longer and barely more chitinized 

 than others near by; last joint of the 

 maxillary palpi slightly longer than the 

 preceding. Mandibles short and stout, 

 the point often very blunt, not nearly 

 as long as width of the head; teeth as 

 figured; eyes usually showing just back 

 of the antennae; gula hardly half as 

 wide in middle as in front. Pronotum 

 not as broad as the head at the widest part, fully two and one-half 

 times as broad as long, evenly concave in front, outer sides rather 



Fig. 20.— Hind femora of a soldier 

 OP (a) Kalotermes schwarzi con- 

 trasted "WITH TUAT OF A SOLDIER OF 



(6) Neotermes castaneus. Greatly 

 enlarged. 



Fig. 21.— Distribution of Neotekmes castaneus. 



narrowed behind, hind margin not emarginate. Femora moderately 

 slender, tibia with three heavy, reddish spines at tip; body and legs 

 with scattered, short, simple erect hairs. 

 Length, 10 to 12 mm. (Figs. 206 and 22.) 



