annotationes zoologicae japonenses nihon dobutsugaku iho 104 s hatai ix xi xii xiii xiv xv cut a atrium ov ovary on ovi eac sep septum sp sperm sac spc spernoiducal chamber spf sperm duct funnel spth spermatheca t testis decrease as we proceed anterior ly from the fifth segment on they appear to he entirely absent the clomic corpuscles are very numerous in segments ii x and hides the internal organs in segment xi they are few and gradually decrease in the more posterior segments being very few in thesegments next the anus the septa are thick they ar rmgm47.jpg from sperm juıce View Photo