Bui. 94, Part II, Bureau of Entomology, U. S. Dept. of Agriculture. 
Plate IX. 
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Leucotermes virginicus and L. flavipes. 
Molting soldier nymphs: a, L. virginicus, head showing mandibles and iabrum of soldier nymph 
just molted from workerlike larval form; b, L. flavipes, same at later molt; c, L. flavipes, same 
atlatermolt, d, L. flavipes, mature soldier; d', ventral view snowing convex, slender, chitinized, 
pigmented "menton." Photograph from specimens in balsam slides. Enlarged 16 times. 
(Original.) 
