Echiodon is a genus of pearlfishes, with these currently recognized species:
Echiodon anchipterus J. T. Williams, 1984 (closefin pearlfish)Echiodon atopus M. E. Anderson, 2005Echiodon coheni J. T. Williams, 1984Echiodon cryomargarites Markle, J. T. Williams & Olney, 1983 (messmate)Echiodon dawsoni J. T. Williams & Shipp, 1982 (Chain pearlfish)Echiodon dentatus (G. Cuvier, 1829)Echiodon drummondii W. Thompson, 1837Echiodon exsilium Rosenblatt, 1961 (nocturnal pearlfish)Echiodon neotes Markle & Olney, 1990Echiodon pegasus Markle & Olney, 1990Echiodon prionodon Parmentier, 2012Echiodon pukaki Markle & Olney, 1990Echiodon rendahli (Whitley, 1941) (Rendahl's messmate)