Table 1 in Revision of the species confused with " Nereis falsa " de Quatrefages, 1866 (Annelida, Nereididae)

Table 1. Species groups of Nereis Linnaeus, 1758 and representative species based on descriptions or redescriptions (original).
IBlades of homogomph falcigers finely denticulate to smoothAPosterior parapodia with dorsal ligules expanded1 Pharyngeal areas VII–VIII with a wide band of paragnaths of progressive size (N. vexillosa Grube, 1851)2 Pharyngeal areas VII–VIII with a wide band of paragnaths of mixed sizes (N. grubei Kinberg, 1866)BPosterior parapodia with dorsal ligules not markedly expanded1 Parapodial ligules blunt, slightly longer than wide; pharyngeal areas VII–VIII with irregular, continuous rows of paragnaths of different sizes (N. pelagica Linnaeus, 1758)2 Parapodial ligules tapered, markedly longer than wide; pharyngeal areas VII–VIII with discontinuous rows of paragnaths (N. zonata Malmgren, 1867)IIBlades of homogomph falcigers denticulateAPosterior parapodia with dorsal ligules expanded1 Pharyngeal areas VII–VIII with a single row of large paragnaths (N. nicholsii Kott, 1951)2 Pharyngeal areas VII–VIII with a wide band of paragnaths of mixed size (N. callaona Grube & Kröyer in Grube, 1857)BPosterior parapodia with dorsal ligules not expanded, conical, tapered1 Pharyngeal areas VII–VIII without paragnaths (N. surugaense Imajima, 1972)2 Pharyngeal areas VII–VIII with a single row of large paragnaths (N. rava Ehlers, 1868, N. riisei Grube & Kröyer in Grube, 1857)3 Pharyngeal areas VII–VIII with 2–3 rows of large paragnaths (N. splendida Grube, 1840)IIIBlades of homogomph falcigers dentateAPosterior parapodia with dorsal ligules not expanded1 Pharyngeal areas VII–VIII with a single row of large paragnaths (N. jacksoni Kinberg, 1866)2 Pharyngeal areas VII–VIII with a wide band of progressively decreasing paragnaths (N. triangularis Hutchings & Turvey, 1982)BPosterior parapodia with dorsal ligules expanded, strap-like; pharyngeal areas VII–VIII with a single row of large paragnaths (N. denhamensis Augener, 1913)