New species of Pseudonereis Kinberg, 1865 (Polychaeta: Nereididae) from the Atlantic Ocean, and a review of paragnath morphology and methodology Author Conde-Vela, Víctor M. text Zootaxa 2018 2018-09-05 4471 2 245 278 journal article 29480 10.11646/zootaxa.4471.2.2 dc3a6786-06ae-42d6-ab29-e84b49127537 1175-5326 1439650 36312BD3-476F-476F-A953-8A6D4BE205D4 Genus Pseudonereis Kinberg, 1865 Pseudonereis Kinberg 1865 : 174 . Type species. Pseudonereis gallapagensis Kinberg, 1865 , by subsequent designation ( Hartman 1948: 68 ). Diagnosis (emended from Bakken 2007 , new features highlighted in boldface). Prostomium with anterior margin entire. Two pair of eyes. Four pairs of anterior cirri. Maxillary ring with cones in the area I, cones or pointed bars (P-bars) arranged in comb-like series in the areas II–IV, and cones, merged cones and P-bars in the areas IV. Oral ring with cones, shield-shaped bars or crescent-shaped bars in the areas VI, P-bars and cones in the areas VII–VIII, area V with or without cones. Paragnaths in the areas VII–VIII arranged in one or two bands. Notopodial dorsal ligules foliose, pennant-like in posterior chaetigers. Prechaetal notopodial lobe present or absent. Neuroacicular lobes bilobed and neuropodial postchaetal lobe present, at least in anterior chaetigers. Notochaetae homogomph spinigers, rarely homogomph falcigers. Neurochaetae homogomph spinigers, heterogomph spinigers and falcigers on supra-acicular fascicles; heterogomph falcigers and spinigers (rarely absent) in sub-acicular fascicles.