Description of a new Central African earthworm, Petroscolex centenarius gen et sp. nov. (Crassiclitellata, Eudrilidae), celebrating the 100 th birthday of Pietro Omodeo Author Csuzdi, Csaba Author Rota, Emilia Author Szederjesi, Tímea Author Sherlock, Emma Author Brown, George G. Author Chang, Chih-Han Author Cosin, Dario Diaz Author Fragoso, Carlos Author Jamieson, Barrie G. M. Author Hong, Yong Author James, Samuel W. Author Paoletti, Maurizio G. Author Pavlícek, Tomás Author Plisko, Danuta Author Pop, Victor V. Author Shen, Huei-Ping text Zootaxa 2019 2019-09-27 4674 5 501 508 journal article 25343 10.11646/zootaxa.4674.5.1 53062325-189a-47f1-9a85-d87864dab6aa 1175-5326 3468756 DB564968-1D00-4901-AE3A-06933E8E6591 Petroscolex Csuzdi, Szederjesi & Sherlock , gen. nov. Type species . Petroscolex centenarius sp. nov . Diagnosis . Eudrilinae with single midventral prostatic pore in xiii and single midventral spermathecal pore in xviii. Female pores paired in xiv close to 14/15 near d . Oesophageal gizzard in vi, intestinal gizzards absent. Dorsal blood vessel simple throughout. Paired calciferous glands in xiv and unpaired chylus-sacs in ix, x, xi. Male genital apparatus proandric with sperm reservoirs in x and vesicles in xi. Excretory system holoic, vesiculate. Ovo-spermathecal apparatus paired with a dorsal interconnecting duct. Penial setae lacking. Etymology . The new genus is named in honour of Prof. Pietro Omodeo. Remarks . The new genus is unique among Eudrilidae due to the forward shift of the prostatic pore and the position of calciferous glands in segment xiv.