List of species presented on the family Bythotiaridae in China Sea.

Class Hydroidomedusa Claus, 1877

Subclass Anthomedusae Haeckel, 1879

Order Filifera Kühn, 1913

Suborder Pandeida Haeckel, 1879

Family Bythotiaridae Maas, 1905

Genus Bythocellata Nair, 1951

Bythocellata bulbiformis Xu & Huang, 2006

Bythocellata cruciformis Nair, 1951

Genus Bythotiara Günther, 1903

Bythotiara apicigastera Xu, Huang & Guo, 2008

Bythotiara depressa Naumov, 1960

Bythotiara murrayi Günther, 1903

Genus Calycopsis Fewkes, 1882

Calycopsis bigelowi Vanhöffen, 1911

Calycopsis papillata Bigelow, 1918

Genus Eumedusa Bigelow, 1920

Eumedusa sp.

Genus Gymnogonium Xu & Huang, 1994

Gymnogonium zhengzhongii Xu & Huang, 1994

Genus Protiaropsis Stechow, 1919

Protiaropsis anonyma (Maas, 1905)

Protiaropsis minor (Vanhöffen, 1911)

Protiaropsis pedunculata Xu, Huang & Guo, sp. nov.

Protiaropsis tetranema Xu, Huang & Wang, sp. nov.

Genus Pseudotiara Bouillon, 1980

Pseudotiara octonema Xu, Huang & Guo, 2008

Pseudotiara tropica (Bigelow, 1912)

Genus Sibogita Maas, 1905

Sibogita geometrica Maas, 1905

Family Bathotiaridae incertae sedis

Genus Kanaka Uchida, 1947

Kanaka pelagica Uchida, 1947