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Stomatorhinus ater Pellegrin, 1924
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Stomatorhinus corneti Boulenger, 1899
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Stomatorhinus fuliginosus Poll, 1941
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Stomatorhinus humilior Boulenger, 1899
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Stomatorhinus kununguensis Poll, 1945
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Stomatorhinus microps Boulenger, 1898
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Stomatorhinus patrizii Vinciguerra, 1928
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Stomatorhinus polli Matthes, 1964
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Stomatorhinus polylepis Boulenger, 1899
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Stomatorhinus puncticulatus Boulenger, 1899
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Stomatorhinus schoutedeni Poll, 1945
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Stomatorhinus walkeri Boulenger, 1898
- Mormyrus walkeri Gìnther, 1867; (valid as)
- Petrocephalus affinis Sauvage, 1879; (synonym)
- Stomatorhinus walkeri Gosse, 1984