Syllis pseudoarmillaris Nogueira & San Martin , 2002

Linero-Arana, Ildefonso & Diaz Diaz, Oscarn, 2011, Syllidae (Annelida, Polychaeta) from the Caribbean coast of Venezuela, ZooKeys 117, pp. 1-28 : 12

Syllis pseudoarmillaris Nogueira & San Martin, 2002 Figs 4.1-4.5

Syllis pseudoarmillaris Nogueira and San Martín 2002:83-85, figs. 17-18.

Material examined.

PAPC106, (8), as epibionts on Americonuphis magna tubes (Andrews 1891), 0.3-0.6 m depth; GCLB205 (3), fine sand, 1 m depth.

Description:

Length to 9.5 mm,width 0.29 mm. Body with up to 91 chaetigers. Prostomium with two pairs of eyes in trapezoidal arrangement. Antennae moniliform; median antenna with 13-19 articles; lateral ones with 8-12 articles. Palps basally fused. Dorsal tentacular cirri with 14-19 articles, ventral ones with 9-11 articles. Dorsal cirri moniliform, those from chaetiger 1 longer than the following ones, with 15-21 articles; dorsal midbody chaetigers with 9-14 articles, posterior ones with few articles (3-6). Compound falcigers bidentate, with serrated blades (Fig. 4.1). Dorsal and ventral simple chaetae bidentate with subdistal serrations (Fig. 4.2, 4.3) on posterior chaetigers. Anterior acicula subdistally enlarged with blunt tip (Fig. 4.4), posterior acicula subdistally enlarged with bent tip (fig. 4.5). Pharynx extending through 7-9 chaetigers, with distal middorsal large tooth; surrounded by soft papillae; proventriculus extending through 4 chaetigers, with 38-41 rows of muscle cells. Pygidium with a pair of anal cirri with 3-5 articles.

Distribution.

Brazil, Venezuela.