Nereis

Glasby, Christopher J., 2015, Nereididae (Annelida: Phyllodocida) of Lizard Island, Great Barrier Reef, Australia, Zootaxa 4019 (1), pp. 207-239 : 224-226

Nereis ‘lizard_NTM W23960’ Glasby

( Fig. 4 C)

Material examined. AM: W.43850-T, MI QLD 2375 (1); W.47566, MI QLD 2390 (1). NTM: W23924 (1), Day Reef, 14°28.3308'S 145°31.41'E, coll. CReefs Lizard 10 Team, 5 Sep 2010; W23940 (1), Mermaid Cove (buoy), 14°38.7612'S 145°27.2159'E, coll. CReefs Lizard 10 Team, 27 Aug 2010; W23960 (1), MacGillivray Reef, 14°38.85'S 145°29.2739'E, coll. CReefs Lizard 10 Team, 3 Sep 2010; W23999 (1), North Direction Island, 14°44.718'S 145°30.2939'E, coll. CReefs Lizard 10 Team, 4 Sep 2010.

Diagnosis. Nereis species lacking pigmentation (apart from prominent glandular areas dorsally and on notopodia, and white granular pigment (in living forms)); elongate body, flattened posteriorly ( Fig. 4 C); two notopodial ligules; both homogomph spinigers and falcigers (with serrated blades) in notopodia of posterior chaetigers.

Remarks. The material probably represents a new species similar to Nereis trifasciata . Habitat. Lagoon to reef slope, associated with patch reefs in lagoon, and Halimeda .

Figures

FIGURE 4. A. Nereis trifasciata NTM W 22730, preserved, antero-dorsal view, pharynx everted; B. N. trifasciata NTM W 22730, preserved, antero-ventral view, pharynx everted; C. N. ‘ lizard _ NTM W 23960 ’ AM W. 43850, alive, dorsal view; D. N. ‘ mixed _ paragnaths _ NTM W 22634 ’ NTM W 22634, Heron Island, preserved, antero-dorsal view, pharynx everted; E. N. ‘ mixed paragnaths _ NTM W 22634 ’ NTM W 22634, Heron Island, preserved, antero-ventral view, pharynx everted; F. Perinereis nuntia species group AM W. 44302, alive, dorsal view; G. P. pictilis AM W. 43803, alive, dorsal view; H. P. pictilis alive, close up of AM W. 43803, antero-dorsal view. Photo: Alexander Semenov (C, F – H). Approximate body widths: A, B: 2.2 mm; C: 1.0 mm; D, E: 1.7 mm; F: 3.0 mm; G, H: 2.1 mm.