Three new genera and new species of commensal Polynoidae: Harmothoinae, having close associations with antipatharian corals, are described:
Antipathipolyeunoa nuttingi and
Bayerpolynoe floridensis, from the North Atlantic Ocean off Barbados, Venezuela, and the Gulf Stream off Florida, and
Tottonpolynoe symantipathicola, from the South Pacific Ocean off New Zealand. Included also in the Key to the Species of Polynoidae associated with antipatharians is the previously described Lepidastheninae,
Benhamipolynoe antipathicola (Benham, 1927), from off New Zealand.
