Laetmonice Kinberg, 1856
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publication ID |
https://doi.org/10.3853/j.2201-4349.76.2024.1900 |
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persistent identifier |
https://treatment.plazi.org/id/F44D8796-660D-E132-B0D0-5469198BDEE9 |
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treatment provided by |
Felipe |
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scientific name |
Laetmonice Kinberg, 1856 |
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Genus Laetmonice Kinberg, 1856 View in CoL
Type species. Laetmonice filicornis Kinberg, 1856 View in CoL
Generic diagnosis (from Barnich et al., 2013). Body dorsoventrally flattened; about 35 to 45 segments. Prostomium globular, with median antenna and one pair of stalked eyes; papillate facial tubercle present, situated below base of palps. Elytra up to 20 pairs on segments 2, 4, 5, 7 to 25, then on every third segment. Elytra not covered or covered by dorsal felt (formed by capillary notochaetae). Notochaetae of three kinds: (1) upper group: acicular tapering to fine tip; (2) middle group: slender, capillary; and (3) lower group: very stout, acicular with harpoon-shaped tip (sometimes hooded, missing in cirrigerous parapodia). Neurochaetae of two kinds: (1) stout, with lateral spine subdistally and inner recurved surface smooth, or with few denticles, or with row of numerous filamentous hairs; and (2) bipinnate, tapering to slender tips (only in segments 2 and 3). Pharynx without jaws.
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