<nowiki>Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; カイウミヒドラ; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; Hydractinia epiconcha; specie di animali della famiglia Hydractiniidae; নিডারিয়ার প্রজাতি; вид кнідарій; hydroïdpoliep uit de familie Hydractiniidae; Art der Gattung Hydractinia; speiceas cniodárach; species of cnidarian; نوع من القراصات; вид мешесто; art av nesledyr</nowiki>