Key to the Genera of Trichobranchidae found in Lizard Island

1. Branchiae as single mid-dorsal five-lobed lamellate structure; first 1–2 pairs of neuropodia bearing acicular spines.................................................................................................... Terebellides

- Two or three pairs of branchiae, each as single stout and elongate filament at either side; all thoracic neuropodia bearing acicular uncini................................................................................ Trichobranchus