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Leucia
''Leucia'' is a genus of marine polychaete worms belonging to the family Polynoidae, the scaleworms. ''Leucia'' contains 2 species, both found in the northern Atlantic Ocean. This genus is distinguished from the closely related genus ''Harmothoe'' by having sixteen pairs of elytron (Annelida), elytra, as opposed to fifteen.Fiege, Dieter; Barnich, Ruth. (2009). Polynoidae (Annelida: Polychaeta) associated with cold-water coral reefs of the northeast Atlantic and the Mediterranean Sea. Zoosymposia. 2 : 149–164. Description Body short, 41 to 50 segments, 16 pairs of elytron (Annelida), elytra. Anterior margin of prostomium with pair of acute anterior peaks. Lateral antennae inserted ventrally (beneath prostomium and median antenna). Antennae, palps, dorsal and ventral cirri papillated. First segment with chaetae. Chaeta, Notochaetae distinctly thicker than Chaeta, neurochaetae. Unidentate and bidentate neurochaetae present. Species The World Register of Marine Species includes t ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Leucia Nivea
''Leucia nivea'' is a species of polychaete worm, commonly known as a "scale worm", in the family Polynoidae. This species occurs in the northeastern Atlantic Ocean, the North Sea and the Mediterranean Sea. Description This worm is yellowish with white scales and about long with 41 segments and 16 pairs of elytra. The prostomium bears 3 antennae, with a pair of lateral antennae inserted ventrally (beneath prostomium and the median antenna). The anterior margin of the prostomium has a pair of an acute anterior projections, a pair of palps and two pairs of eyes. The first segment bears one or two chaetae and a pair of tentacular cirri on both the dorsal and ventral surfaces. The Chaeta, notochaetae are distinctly thicker than the Chaeta, neurochaetae. Unidentate and bidentate neurochaetae are present.Chambers SJ (1989) Leucia nivea: a polynoid (Polychaeta) new to the British Isles. Irish Naturalists Journal 23: 145–147. Taxonomy This species was first described by the Norwegian ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |