MastigophorayoudaoicibaDictYouDict[Mastigophora 词源字典]
"A group of single-celled animals that includes the protozoal flagellates, which are now generally divided among several phyla of the kingdom Protista", Modern Latin (plural), from Greek mastigophoros, from mastix, mastig- 'whip' + -phoros 'bearing'.[Mastigophora etymology, Mastigophora origin, 英语词源]