The First Occurrence of the Paedomorphic Derivative Hydrozoan Eugymnanthea (Leptomedusae, Eirenidae) from Taiwan, with a Report of a New Host

A bivalve-inhabiting hydrozoan Eugymnanthea japonica was found for the first time in Taiwan as the southernmost population of this species in the world. In Taiwan E. japonica is associated with Crassostrea gigas and Perna viridis. The association with P. viridis is the first report, though the assoc...

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Bibliographic Details
Main Authors: Kubota, Shin, Dai, Chang-Feng, Lin, Ching-Long, Ho, Ju-Shey
Other Authors: クボタ, シン
Format: Report
Language:English
Published: Seto Marine Biological Laboratory, Field Science Education and Research Center, Kyoto University 1999
Subjects:
468.8
Crassostrea gigas
Online Access:http://hdl.handle.net/2433/176287
Description
Summary:A bivalve-inhabiting hydrozoan Eugymnanthea japonica was found for the first time in Taiwan as the southernmost population of this species in the world. In Taiwan E. japonica is associated with Crassostrea gigas and Perna viridis. The association with P. viridis is the first report, though the association rate is very low. The morphology of E. japonica, particularly the mature medusae of the present material is described and illustrated.

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