A new species of Australonuphis Paxton, 1979 from the Ecuadorian coast, eastern Pacific, is described. The new species is characterized by seven modified parapodia, cirriform ventral cirri on the anterior 16 to 19 chaetigers, subacicular hooks beginning from chaetigers 43 to 57, and cirriform interramal processes on chaetigers 7-10 to 16-18 transformed back in a rounded lobe. This species belongs to the species group with unidentate pseudocompound hooks. Other species of this group are A. beltrani de Leon-Gonzalez & Gongora-Garza, 1993, A. hartmanae (Friedrich, 1956), A. parateres Paxton, 1979 and A. teres (Ehlers, 1868). |