Description: Body anteriorly swollen and posteriorly long and slender, with triannulate segments. Epidermis reticulate. Prostomium small and bilobed. Noto- and neuropodia simple mounds, in anterior three chaetigers with spines, the others each with a bundle of capillary and forked chaetae. Gills and cirri absent. Pygidium with short cirri.
Size: Up to 15 mm.
Colour: Reddish.
Habitat: Unknown.
Distribution: Atlantic between Ireland and Brasil, Mediterranean, English Channel, southern North Sea.
Kingdom Animalia Phylum Annelida Class Polychaeta Order Opheliida Family Scalibregmatidae Genus Asclerocheilus Species Asclerocheilus intermedius
