A new earthworm genus (Eudrilidae: Oligochaeta) from Nigeria

A new eudrilid earthworm genus and species Takunodrilus yeyei from Takun is described whose spermathecal diagnostic features include an anterior pore, a coffin-shaped atrio-receptaculum, an unpaired anterior spermathecal 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 genera.