ERIC MJÖBERG, ISOPTERA. 63 



29. Eutermes iiiagiiificus n. sp. 



Imago (Text Figs. 32, 33, 34). A large-sized, beautiful 

 species with dark castaneous head and brown wings. 



Head very large, broad and rounded, flattened on the 

 summit, with scattered hairs; eyes moderate, fairly projecting; 

 ocelli large, oval, the distance from the inner margin of the 

 eyes about as long as the length of the ocelli; the fontanelle 

 elongate, broadest behind; basal part of clypeus lighter 

 coloured with smaller rounded yellow spöts, very much 

 broader than long, rounded on the sides and at the anterior 

 angles, truncate in front, divided by a median suture; apical 

 part membranaceous, whitish, rounded (slightly damaged on 



b. 



Text Fig. 32. a Left jaw of imago of Eutermes magnificus Mjöb. n. sp. 



b Tip of labrum of » » » » » » 



the specimen in question), probably deeply excised in the 

 middle; labrum very large and broad, swelling out greatly 

 towards the tip, with a lighter, more transparent börder 

 at tip, hairy; jaws very stout, the left with two strong 

 apical teeth and a sharp edge running down above the 

 middle and rounded at the end, basal portion hatchet-shaped, 

 projecting and rounded at the tip, the right with two 

 much longer, stouter and sharper apical teeth, a more obtuse 

 one in the middle and a non-projecting basal portion; an- 

 tennae 18-jointed, light fuscous, basal joint very long and 

 broad, nearly twice as long as the 2nd, 3rd only about 

 half so long as 2nd, partly coalescing with 4th which is 

 still shorter, 5th of about the same length as 3rd, 6th 

 and following gradually longer, 15th to 18th twice as 

 long as broad, apical joint the longest, sharply pointed at 



