After Nelson, 1994, with Recent species from Froese & Pauly, 2001 [“The Fishbase”]

<==o Emmelichthyidae (rovers) [3/14] [FB: 3/16]
   |--o Emmelichthys [N: 4] [FB: 5]
   |  |-- E. elongatus Kotlyar, 1982
   |  |-- E. karnellai Heemstra & Randall, 1977
   |  |--o E. nitidus Richardson, 1845 (Redbait)
   |  |  |-- E. n. cyanescens (Guichenot, 1848)
   |  |  `-- E. n. nitidus Richardson, 1845 (Redbait)
   |  |-- E. ruber (Trunov, 1976) Red rover
   |  `-- E. struhsakeri Heemstra & Randall, 1977
   |--o Erythrocles [N: 5] [FB: 6]
   |  |-- E. acarina Kotthaus, 1974
   |  |-- E. microceps Miyahara & Okamura, 1998
   |  |-- E. monodi Poll & Cadenat, 1954 (Atlantic rubyfish)
   |  |-- E. schlegelii (Richardson, 1846) (Japanese rubyfish)
   |  |-- E. scintillans (Jordan & Thompson, 1912)
   |  `-- E. taeniatus Randall & Rivaton, 1992
   `--o Plagiogeneion [5]
      |-- P. fiolenti Parin, 1991
      |-- P. geminatum Parin, 1991
      |-- P. macrolepis McCulloch, 1914
      |-- P. rubiginosum (Hutton, 1875) (Rubyfish)
      `-- P. unispina Parin, 1991

Reference(s):