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Thamnaconus analis Paulin, Stewart, Roberts & McMillan, 1989
- Pseudomonacanthus analis Waite, 1904; (valid as)
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Thamnaconus arenaceus Smith, 1949
- Cantherines arenaceus Barnard, 1927; (valid as)
- Cantherhines arenaceus Hutchins, 1986; (misspelling)
- Thamnaconus arenaceus Hutchins, 1986
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Thamnaconus degeni Gomon et al., 1994
- Pseudomonacanthus degeni Regan, 1903; (valid as)
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Thamnaconus fajardoi Smith, 1953
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Thamnaconus fijiensis Hutchins & Matsura, 1984
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Thamnaconus hypargyreus Matsuura & Tyler, 1997
- Monacanthus hypargyreus Cope, 1871; (valid as)
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Thamnaconus melanoproctes Randall, 1995
- Monacanthus melanoproctes Boulenger, 1889; (valid as)
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Thamnaconus modestoides Matsuura, 1984
- Cantherines modestoides Barnard, 1927; (valid as)
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T. m. erythraeensis Dor, 1984
- Thamnaconus modestoides erythraeensis Bauchot & Maug©, 1978; (synonym)
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Thamnaconus modestus Matsuura, 1984
- Monacanthus modestus Gìnther, 1877; (valid as)
- Monocanthus modestus Gìnther, 1880; (misspelling)
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Thamnaconus septentrionalis Matsuura, 1984
- Monacanthus septentrionalis Gìnther, 1874; (valid as)
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Thamnaconus striatus Sainsbury, Kailola & Leyland, 1985
- Amanses striatus Kotthaus, 1979; (valid as)
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Thamnaconus tessellatus Matsuura, 1984
- Monacanthus tessellatus Gìnther, 1880; (valid as)
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?Thamnaconus xanthopterus Xu & Zhan, 1988