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Pubescence sparsely; lateral surface of the abdomen covered with silky- 

 pubescence. 



Substitute king: Length 4.5-5.5 mm. Head and thorax similar to 

 the substitute queen. 



Nymph of the winged form: Length 5-6 mm. Milky white with 

 white hairs. Compound eyes somewhat prominent and light brown in 

 color. Antennae 16-17-jointed. Wing sheath projecting long. 



Nymph of the substitute royal form: Similar to that of the winged 

 form, compound eyes flat and colorless; Wing sheath less conspicuous. 



Soldier: Length 4.5-6 mm. Head yellow, brownish anteriorly; 

 mandibles brown; thorax and abdomen yellowish white; pronotum some- 

 what darker. Pubescence on the head sparse. Head cylindrical with 

 nearly parallel lateral margins and round posterior margin. Front with 

 a long and broad groove in the anterior part. Basal portion of the 

 clypeus short. Labrum tongue-shaped with an acute white apex. Man- 

 dibles stout, somewhat curved. Antennae 16-17-jointed, sometimes 18; 

 third or fourth joint shorter than others. Pronotum narrower than the 

 head, anterior and posterior margins with distinct incision. Abdomen 

 elongate; cerci long. 



Worker: Length 4-5 mm. Yellowish white. Body covered with 

 brownish pubescence, in the thorax and abdomen densely. Head broad 

 oval, fontanel and sutures invisible, basal portion of clypeus is very 

 short. Antennae 16-18-jointed. Pronotum distinctly narrower than the 

 head, saddle-shaped, anterior and posterior margins are provided with 

 incisions. Abdomen spindle-shaped. 



Newly hatched larva: Length 1 mm. Similar to the worker. 

 Whitish in colour covered with white hairs. Antennae 10-jointed; 2nd 

 joint shortest. 



Egg: Length 1 mm. Width 0.3 mm. Whitish in colour. 



2, Life History. 



The winged termite after leaving its nest flies about between the 

 end of April and the end of May. During this period, they fly 3 or 4 

 times in swarms. The same activity is shown in every nest lying in the 

 same localty and it take place between 10 o'clock a. m. and 3, p. m., 



