WoRMS taxon details
original description
Glasby, C.J. (1999). The Namanereidinae (Polychaeta: Nereididae). Part 1. Taxonomy and phylogeny. <em>Records of the Australian Museum, Supplement.</em> 25: 1-129., available online at http://dx.doi.org/10.3853/j.0812-7387.25.1999.1354 page(s): 35-37, figs. 1c, 9, 11a-g, table 4 [details]
Holotype NHMUK 1998.190, geounit Guyana [details]
Paratype NHMUK 1998.191-192, geounit Guyana [details]
From editor or global species database
Depth range Tidal zone. [details]
Diagnosis Prostomium anteriorly shallowly cleft, shape 1.2 × wider than long (1.3–1.4). Antennae extending short of tip of palpophore. Notosetae present. Neurosetae Type A anteriorly. Heterogomph falcigers replaced by heterogomph spinigers in posterior parapodia. Supra-neuroacicular falcigers in setiger 10 with blades 7.7 × longer than width of shaft head (8.2–9.4), finely serrated, 5 teeth (10–12), teeth about uniform in length; fine hair-like projection from tip of falciger blades. (Glasby, 1999: 35). [details]
Distribution West Atlantic: Paradise Beach, Guyana. Known only from the type locality. [details]
Etymology The specific epithet arista is a Latin noun meaning 'beard' or 'grain of awn', and refers to the single hair-like distal extension on the tip of the falciger blades. [details]
Habitat Mud in the tidal zone. [details]
Type locality West Atlantic, Guyana, Paradise Beach (provided geocoordinates 15º34'N, 57º57'W are not correct; estimated geocoordinates are lat. 6.509º, long. -57.692º). Paradise Beach seems to be located near Belladrum (Mahaica-Berbice, Guyana), but further details concerning its exact location were not found. [details]
| |