Acanthopleura is a genus of chitons in the family Chitonidae. In this genus the girdle is spiny or spiky. It has eight described species at present.

According to the World Register of Marine Species (WoRMS), species in the genus Acanthopleura include^[1]

• Acanthopleura gemmata (de Blainville, 1825)
• Acanthopleura granulata (Gmelin, 1791)
• Acanthopleura loochooana (Broderip & Sowerby, 1829)
• Acanthopleura planispina Bergenhayn, 1933
• Acanthopleura spinosa (Bruguiere, 1792)
• Acanthopleura testudo (Spengler, 1797)
• Acanthopleura vaillantii de Rochebrune, 1882

Synonyms

• Acanthopleura brevispinosa (G.B. Sowerby II, 1840): synonym of Acanthopleura testudo (Spengler, 1797)
• Acanthopleura echinata (Barnes, 1824): synonym of Enoplochiton echinatus (Barnes, 1824) (superseded combination)
• Acanthopleura hirtosa (Blainville, 1825) : synonym of Liolophura hirtosa (Blainville, 1825) (superseded combination)
• Acanthopleura gaimardi Blainville 1825: synonym of Liolophura gaimardi (Blainville, 1825) (superseded combination)

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