Name from Greek words 'phylos' (?????), t) meaning 'one who likes' and "s 'shedia' (??????) which means raft; literally means 'the one who likes rafts'. This probably refers to the lifestyle ot the juveniles of this genus (Michail Ragousis, email@example.com, pers. Comm. 01/16) which are epipelagic and associate with floating jellyfish.