Three new species of Euphysora genus from near seas of China Hydrozoa:Anthomedusae, Corymorphidae

Three new species of Euphysorn genus(Hydrozoa:Anthanedusae,Corymorphidae) from near seas of China are described in great detail.All type specimens are deposited in the Department Ckeanography.Xiamen University.(1) Euphysora brunnescentis sp.nov.Umbrella nearly spherical; exumbrella surface smooth:with sickle-shaped nematocys pedalia in three rudimentary non-tentacular bulbs and with 6-8 brown pigment spots on their adaxial clusters.(2)Euphysora knides sp.now.Exumbrella with scattered nematocyst clusters,without wart processes and pigments; the three rudimentary tentaular bulbs papilla-like,without pigment spots,top of nematocyst conical.Euphysora solidonema sp.All tentacular bulbs extending to both lateral sides,forming thick umbrella margin;principal tentacle short and stiff,with over 10 circular nematocysts and a large terminal nematocyst knob.