Terebellides bigeniculatus Parapar, Moreira & Helgason, 2011 (species 20 + 28; non-type specimens, ZMBN 116512 and ZMBM 116513), SEM micrographs. A anterior end, left lateral view B branchiae, ventral view C TC5 and TC6 (framed: geniculate chaetae location) D geniculate chaeta (framed in C) E thoracic uncini (framed: uncinus rostrum with curved distal end) F abdominal uncini. Abbreviations: bdl – branchial dorsal lobe; TC – thoracic chaetiger.

 
 
  Part of: Parapar J, Capa M, Nygren A, Moreira J (2020) To name but a few: descriptions of five new species of Terebellides (Annelida, Trichobranchidae) from the North East Atlantic. ZooKeys 992: 1-58. https://doi.org/10.3897/zookeys.992.55977