Odontosyllis enopla Verrill, 1900

Linero-Arana, Ildefonso & Diaz Diaz, Oscarn, 2011, Syllidae (Annelida, Polychaeta) from the Caribbean coast of Venezuela, ZooKeys 117, pp. 1-28 : 2

Odontosyllis enopla Verrill, 1900 Figs 1.1-1.4

Odontosyllis enopla Hartman 1951:41.- Taylor 1971:205.- Uebelacker 1984:81-82, fig. 76 a–g.– San Martín and Bone 2001:611.

Material examined.

GCPG198, (8), fine sand, 2 m depth; BMMQ103, (22), fine to coarse sand, 1 m depth; GCLB205, (17), fine sand, 1 m depth.

Description.

Length to 22.3 mm, width to 1.1 mm. Body with up to 76 chaetigers. Prostomium with anterior pair of eyespots and two pairs of large, lentigerous eyes. Median antenna long; lateral antennae shorter than median one. Nuchal organs as crescent-shaped ridges along posterior margin of prostomium. Occipital flap present. Dorsal cirri alternating in length. Compound falcigers bidentate, with fimbriated sheath between blade and shaft-head (Fig. 1.1). Dorsal simple chaeta, only present on posterior chaetigers (Fig. 1.2). Ventral simple chaeta bidentate (Fig. 1.3). Acicula subdistally enlarged, with numerous serrations encircling the tip (fig. 1.4). Pharynx extending to chaetigers 4-7, with six relatively large teeth, two lateral plates and four smaller ones; proventriculus from chaetigers 5-8 to 9-11, with 41-57 rows of muscle cells. Pygidium with a pair of cirriform anal cirri.

Distribution.

Barbados, Bermuda, Gulf of Mexico, Venezuela.