A Study of Stirne Ergatogyuic Ants. 



319 



Cainponotus imwf/hifftus Latk. 



AnotlitT mit whicli occoiiis abiindantlj' aroiind Austin, liviiig 

 in tln^ Holsaspis oalls on the live oak. is a variety of Canipouotxs 

 maniiuafxs. The ([ueen is ahvays present in the nest and so a high 

 deveU)pnieiit ot' the ovaries of the 

 worker was not expected. 'i'lie queen 

 liad twelve tubules on eacli side. eleven 

 nun Ion«-, and very slender; in fact they 

 are very niucli longer than the abdomen 

 of the queen and are therefore folded 

 upon theniselves. There are about 

 thirty eggs in each tubtile (Fig. Xa). 



The soldiers have not nearly so 

 niany tiibnles: the highest being three 

 on one side. four on the other, the 

 lowest nnniber being one on each side. 

 Sunie had two on each side. ^^'ell 

 developed ovaries were present in one 

 of the ovaries, others had no eggs 

 whatever. Xo receptaculum was pre- 

 sent (Fig. Xb». 



The niacroergates had onl}' one 

 tubule on each side; in sonie of tlie 

 workers the ovaries contained as niany 

 as live and six eggs on each side. 

 niost of theiii had twn and three eggs 

 to a tubule. 



The microergates had one tubule 



to each side. in all cases except one 



where there were two very sliort 



ones on one side and one of ordinary 



length on the other (Fig. Xc). 



. 1, . , , ^ ^v. /^i 1 11 Ovarv of tiiieen. sliowins: the va- 



AU the workers of the Campouotxs „j,j., i^ceptaculum and the tnbules 



f (ine side; b_ Ovarv nf sdldier; 

 e Ovarv 'df wi irker. 



Fig. X. 

 Componotus nianiinatm L.\tr. var. 



»i(ir[fi)i((fm seenied to possess the bi- 

 lobed gland in connectioii witli the 

 anal gland as in the ('<>lnp<>l)^is. It 

 however. 



was not found in the queen. 



