A Study (if Sdine Ergatogynic Ants. 



321 



It is t'itht'i Ihr receptaculuni or a rudimentary egg tubule. 

 However. its lul^•e size and splierical sliape iiiakes the latter doubt- 

 t'iil. and as sections sliowed it to be a spherical sac with epitlielial 

 walls, containino- notliing- so far as could be determined witli ordinary 

 methods. and since in sonie s|tec-iinens it empties into the tubulf 

 viMT near to tlie tnie vagina. it is believed to be the recepta- 

 culniii scniiiiis. In some ovaries it is attached to the outer side 

 of the tubule. in others to the inner side. If this organ is the re- 

 ceptaculum it niust be that the eggs from one tubule only are ferti- 

 lized, those of the other tubule passing- out unfertilized. 



'IMie accessory gland was present in all the forms dissected, 

 queen. soldiers and workers. 



Fig. 0. Camponotus funMes 

 var. festinatus Buckley. 

 a Ovarj' of soldier; b Ovaiy 

 of worker. possessing a typi- 

 eal receptacnluiu : c Ovary 

 of worker with receptaculum 

 on one tubule; d Ovary of 

 worker. 



Fig. P. Catnponutns nuicii- 

 latus McCooK var. sansa- 

 hccnixs Buckley. Ovary of 

 queen. showing the vagina. 

 receptaculum and the tubules 

 of (ine side. 



Fig. 0. 



Fii 



(inn/tonotus nHfcufttfus Mr Cook rat: sf(nsabe(fHHs ßucKLi:r. 



The ([ueen ot ('. mncnlaius scois'thnnixff possesses six or seven 

 tubules tu a side usually; one specimen. however, had seventeen 



