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189 thecate hydroids species
Sertularella albida
Clytia noliformis
Ptychogena crocea
Lovenella gracilis
Abietinaria abietina
Blackfordia virginica
Filellum serpens
Filellum serratum
Gymnangium hians
Halopteris polymorpha
Hebella scandens
Orthopyxis everta
Orthopyxis integra
Salacia desmoides
Aequorea vitrina
Orthopyxis caliculata
Aequorea forskalea
Aglaophenia latecarinata
Aglaophenia epizoica
Aequorea tenuis
Clytia linearis
Dynamena crisioides
Halopteris carinata
Aglaophenia pluma
Nemertesia antennina
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