Hydroids of the family Halopterididae (Cnidaria, Hydrozoa) collected in the western Pacific by various French expeditions


en Zoosystema 31 (1) - Pages 33-61

Published on 27 March 2009

This paper is the second result of the study of large collections of Plumularioidea (Cnidaria, Hydrozoa, Leptolida), collected in the seas surrounding New Caledonia, in the Philippines and in Indonesian waters by French expeditions. A total of 13 species belonging to the genera Antennella (five species), Cladoplumaria (one species), Halopteris (four species), Monostaechas (two species) and Corhiza (one species) are described or mentioned in the present report; most of which are illustrated. Three new species, Antennella sinuosa n. sp., Antennella megatheca n. sp. and Corhiza pauciarmata n. sp. are described and another, Halopteris concava (Billard, 1911) is recorded for the first time since the original description. Two species, Antennella sp. and Monostaechas sp. are only identified to the genus level.

Keywords :

Cnidaria, Hydrozoa, Leptolida (Hydroida), Halopterididae, Pacific Ocean, new species.

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