From editor or global species database
Diagnosis author: "Body blunt anteriorly, tapered posteriorly. Tunic thick, parchment like, including most papillae. Cephalic cage chaetae short, covered by a thick tunic, chaetae barely exposed or not exposed at all. Notopodia lateral, displaced laterally in series; neuropodia ventrolateral. Notochaetae very long, mostly uncovered by tunic, articles restricted to short, distal region; neurohooks multiarticulated or anchylosed, crest entire. Free-living." In the genus key Flabegraviera is distinguished by dorsal papillae concealed by tunic, notochaetae twice as long as body width (including the tunic), mostly anchylosed, articles restricted to a short distal region; successive notopodia positioned at descending levels in groups of three; cephalic cage chaetae covered by a thick tunic. [details]
Etymology author: "named by combining the first few letters of Flabelligera and the last name of the late Charles Gravier, and adding a terminal “a” for euphony. Gender feminine" [details]
Grammatical gender feminine (author) [details]