Cenogenus Chamberlin, 1919

Carrera-Parra, Luis F., 2006, Phylogenetic analysis of Lumbrineridae Schmarda, 1861 (Annelida: Polychaeta), Zootaxa 1332, pp. 1-36 : 13

Cenogenus Chamberlin, 1919 , emended Carrera-Parra, 2001

Type species. Cenogenus descendens Chamberlin, 1919

Diagnosis. Prostomium with one antenna, without eyes; notopodia slightly developed; branchiae associated to anterior parapodia; simple multidentate hooded hooks present; pygidium with anal cirri; maxillary apparatus with four pairs of maxillae, carriers as long as MI, joined to entire base of MI; MI forceps-like without internal accessory teeth, with attachment lamella; MII as long as MI, with ligament, attachment lamella wide along 1 / 2 of posterior lateral edge; without connecting plates; MIII completely pigmented, attachment lamella wide along entire lateral edge; MIV completely pigmented, attachment lamella wide. Mandible fused up to 3 / 4 of its length.