WoRMS taxon details
Parasetia Villalobos-Guerrero, Conde-Vela & Sato, 2022
1600661 (urn:lsid:marinespecies.org:taxname:1600661)
accepted
Genus
Nereis irritabilis Webster, 1879 accepted as Parasetia irritabilis (Webster, 1879) (type by original designation)
marine, fresh, terrestrial
recent only
feminine
Villalobos-Guerrero, T. F.; Conde-Vela, V. M.; Sato, M. (2022). Review of <i>Composetia</i> Hartmann-Schröder, 1985 (Annelida: Nereididae), with the establishment of two new similar genera. <em>Journal of Natural History.</em> 55(37-38): 2313-2397., available online at https://www.tandfonline.com/doi/abs/10.1080/00222933.2021.1976295
page(s): 2366; note: type species Nereis irritabilis Webster, 1879 [details] Available for editors
[request]
page(s): 2366; note: type species Nereis irritabilis Webster, 1879 [details] Available for editors
[request]
Etymology authors: Parasetia is "formed by the combination of the Greek prefix παρα- (para-) meaning ‘near’ or ‘beside’,...
Etymology authors: Parasetia is "formed by the combination of the Greek prefix παρα- (para-) meaning ‘near’ or ‘beside’, and the word ‘setia’, referring to the morphological similarity between this genus and both Composetia and Simplisetia. Gender: Feminine. [details]
Read, G.; Fauchald, K. (Ed.) (2024). World Polychaeta Database. Parasetia Villalobos-Guerrero, Conde-Vela & Sato, 2022. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1600661 on 2024-11-21
Date
action
by
The webpage text is licensed under a Creative Commons Attribution 4.0 License
original description
Villalobos-Guerrero, T. F.; Conde-Vela, V. M.; Sato, M. (2022). Review of <i>Composetia</i> Hartmann-Schröder, 1985 (Annelida: Nereididae), with the establishment of two new similar genera. <em>Journal of Natural History.</em> 55(37-38): 2313-2397., available online at https://www.tandfonline.com/doi/abs/10.1080/00222933.2021.1976295
page(s): 2366; note: type species Nereis irritabilis Webster, 1879 [details] Available for editors [request]
page(s): 2366; note: type species Nereis irritabilis Webster, 1879 [details] Available for editors
[request]From editor or global species database
Diagnosis Prostomial anterior region entire, hemispherical, longitudinal groove present; prostomial posterior region as long as anterior region. Antennae present. Palpophores obtusely conical, with conspicuous transverse groove. Four eyes, lenticulate. Tentacular belt without ventrolateral projections. Four pairs of tentacular cirri. Jaws without denticles. Maxillary ring of proboscis cylindrical; oral ring of proboscis frustum-shaped. Proboscis with paragnaths only. Paragnaths conical, evenly spaced, present only on maxillary ring of proboscis. Paired oesophageal caeca absent. Segmental glandular patches absent. Notopodia well developed. Dorsal cirri attached medially to dorsal ligule in posterior chaetigers. Dorsal, median and ventral ligules present. Dorsal ligule with proximal region compressed. Notopodial prechaetal lobe present at least in anterior chaetigers, sometimes as acicular process. Neuropodial postchaetal lobe present, restricted to anterior chaetigers. Neuropodial superior lobe absent. Neuropodial inferior lobe present, throughout. Ventral cirri single. Notoaciculae absent in first 2 chaetigers. Notochaetae all homogomph spinigers, throughout. Upper neurochaetae with homogomph spinigers and lower neurochaetae with heterogomph spinigers, both restricted to anterior and middle chaetigers. Upper and lower neurochaetae with sesquigomph falcigers, present in middle and posterior chaetigers; without simple chaetae (fused falcigers). Blades of falcigers bowed. (Villalobos-Guerrero et al 2022) [details]Etymology authors: Parasetia is "formed by the combination of the Greek prefix παρα- (para-) meaning ‘near’ or ‘beside’, and the word ‘setia’, referring to the morphological similarity between this genus and both Composetia and Simplisetia. Gender: Feminine. [details]
