Aiisfralian Tennile, Maslolrrmcs darnmicnms. 139 



oxhibited by the seventh abdominal sternite of the female 

 soldiers and workers of Masfolermes (text-figure 1), however, 

 would indicate that the stippled terminal area of the 

 sternite labelled " hg " in PI. IV, figs. 1 and 3 does not 

 represent the remains of a formerly distinct sternite. The 

 area in question was of greater extent in the alate female 

 shown in fig. 1 than in the one depicted in fig. 3, and I 



Fig. 1. — Tcniiiiial \ ciit-ial ahdomiiuil ])latcs of n fomale of the soltlicr 

 caste of Mastotermes. For iiil-cM'prctal.ion of letteiing, see list of abbrevia- 

 tions at end of article. 



am inclined to tiiink that the latter is the more typical in 

 this respect, althongh 1 have not been able to examine any 

 other specimens of Masfotermes in order to determine this 

 point. 



Holmgren, 1911, on page 32 of the second part of his 

 " Termitenstudien," quotes the following from a paper by 

 Silvestri (which I have been unable to obtain) in describing 

 the abdomen of the female of the worker caste of Masto- 



