Results of the Rumphius Biohistorical Expedition to Ambon (1990). Part 12. The Asteroidea (Echinodermata) collected from Ambon, Indonesia

During the Rumphius Biohistorical Expedition (4.xi-17.xii.1990) and some additional field trips to Ambon, a total of 26 species of asteroids were collected. Seven species were new to Ambon, and four species new to Indonesia. The asteroid fauna of Ambon is now represented by 44 species. Anthenea difficilis is transferred to the genus Gymnanthenea. Taxonomical notes are given on the collected specimens for some species.