Amblyosyllis vesiculosa Hartmann-Schröder, 1989

San Martin, G & Hutchings, PA, 2006, Eusyllinae (Polychaeta: Syllidae) from Australia with the Description of a New Genus and Fifteen New Species, Records of the Australian Museum 58, pp. 257-370 : 265-266

Amblyosyllis vesiculosa Hartmann-Schröder, 1989

Fig. 5A–C

Amblyosyllis vesiculosa Hartmann-Schröder, 1989: 25 , figs 28–33.

Material examined. AUSTRALIA: NEW SOUTH WALES: Lake Macquarie , 33°03'S 151°38'E algae & epibionts, intertidal, coll. G. Hartmann-Schröder, holotype ( HZM P-19661) .

Description. Specimen complete, but broken in two pieces, in good condition. Body small, 2 mm long, 0.2 mm wide, with 13 chaetigers. Prostomium rounded; 4 eyes in trapezoidal arrangement. Antennae inserted on anterior margin of prostomium, median one with about 11 articles, lateral ones with about 7 articles ( Fig. 5A). Palps ventrally folded, not visible dorsally. Nuchal lappets rounded, extending to anterior margin of chaetiger 1 ( Fig. 5A). Peristomium visible dorsally; tentacular cirri similar to antennae; dorsal tentacular cirri with about 12 articles, ventral ones with 2–3 articles. Dorsal cirri about twice width of body, distinctly articulated, with about 12–14 articles; large, hyaline inclusions common throughout cirri and antennae ( Fig. 5A). Ventral cirri, rounded, similar length to parapodial lobes, sometimes with large inclusions. Parapodial lobes length similar to body width, blunt, distally bilobed ( Fig. 5B). Parapodia with compound chaetae, about 13–15 anteriorly, 9 posteriorly, heterogomph, with short, bidentate blades, with small dorsoventral gradation in length, with fine spines on margin ( Fig. 5C). Pharynx, strongly coiled, extending to chaetiger 5 ( Fig. 5A); trepan small, formed by 6 unidentate teeth (according to original description by Hartmann-Schröder, 1989), not verified. Proventricle on chaetiger 5, about length of segment, with about 14 muscle cell rows. Pygidium compact, with 2 coiled anal cirri.

Habitat. Occurring on algae, intertidally.

Distribution. Australia (New South Wales).