what is phylogenetic relationship? and what are cilia?

Phylogenetic relationships means the evolutionary relationships that exist between the various organisms.And cilia means small appendages which help an organism for locomotion

Phylogenetic relationship means the evolutionary relationship between two individual For example : Darwin finchesCillia means :the small appendase arise from a body which help in locomotion For e.g.: eight cilliaryplates found on external in ctenoplana which help in locomotion.