Exogonoides Day, 1963

Fukuda, Marcelo Veronesi, Martín, Guillermo San, Carrerette, Orlemir & Paresque, Karla, 2016, On a new species of the rare syllid genus Exogonoides (Annelida, Phyllodocida, Syllidae), Zootaxa 4144 (2), pp. 291-295 : 291

Genus Exogonoides Day, 1963

Type species: Exogonoides antennata Day, 1963 , by monotypy.

Diagnosis. Elongate, relatively large bodies, with numerous segments. Palps short, ovate, ventrally bent. Prostomium rounded, with 4 eyes in trapezoidal arrangement, and 3 short antennae. Peristomium with one pair of cirri. Dorsal cirri throughout short, rounded to ovate; ventral cirri apparently fused to parapodial lobes. Compound chaetae as falcigers only; some chaetae secondarily simple, due to loss of blades and enlargement of tip of shafts. Pharynx slightly sinuous posteriorly; proventricle shorter than pharynx, barrel-shaped. Pharyngeal armature not well known. Reproduction unknown.