The Erpobdelliformes are one of the currently-accepted suborders of the proboscisless leeches ( Arhynchobdellida). It includes four families:
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Erpobdellidae Blanchard, 1894
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Gastrostomobdellidae Richardson,1971
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Orobdellidae Nakano, Ramlah & Hikida, 2012
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Salifidae Johansson, 1910