摘要：Recently, two introduced tunicate species Ecteinascidia thurstoni Herdman, 1891 and Clavelina cyclus Tokioka & Nishikawa, 1975 were discovered in the coastal waters of Thailand. E. thurstoni was found in Andaman Sea, the west coast of Thailand while C. cyclus was first recorded in the east coast, upper Gulf of Thailand. From the historical records, E. thurstoni can be found in South Asia, South Africa, Australia, and Red Sea while C. cyclus can be found in the tropical Indo-West Pacific.
关键词：tunicate;Ecteinascidia thurstoni;Clavelina cyclus;Thailand;introduced species
