Capitella capitata complex (Fabricius 1780)
Body threadlike, 30 – 40 mm, bright red in life. Thoracic chaetigers with capillaries in both rami, from chaetiger 7 or 8 hooks appear in both rami. Chaetiger 7 may have capillaries only, hooks only, or both. Females have hooks on chaetigers 8 & 9 in both rami, but males have enlarged genital hooks dorsally and normal hooks ventrally. Hooks with arc of 3 – 4 teeth above main tooth, with hood.
South Africa: Lamberts Bay on west coast to ~north of East London on east coast.
Namibia: North of Walvis Bay
Globally widespread (Type locality Greenland)
Globally there are many species within this complex. The local specimens probably represent a local species that needs to be resolved.