A new eudrilid earthworm genus and species Takunodrilus yeyei from Tak
un is described whose spermathecal diagnostic features include an ante
rior pore, a coffin-shaped atrio-receptaculum, an unpaired anterior sp
ermathecal chamber which is endowed with an ascending and a descending
arm, and two furcae connecting the ovarian systems to the descending
arm. The new genus is compared and contrasted with existing related ge
nera.