Two new records of Spiochaetopterus Sars, 1856 (Chaetopteridae, Polychaeta) from Chinese waters

摘要

The present paper records two chaetopterid species,Spiochaetopterus koreana and S.sanbanzensis not reported previously from China Seas.Spiochaetopterus koreana is distributed in the Yellow,East China and South China Seas.Spiochaetopterus sanbanzensis is widely distributed in the muddy benthic environment of the Yellow Sea.Detailed descriptions and illustrations of each species are provided.