| Gustaviidae Oudemans, 1900 (Family) |
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| Gustavia Kramer, 1879 (Genus) |
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| Gustavia bicornis (Berlese, 1905) (Species) |
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| Gustavia connexa (Berlese, 1916) (Species) |
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| Gustavia fusifer (C. L. Koch, 1841) (Species) |
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| Gustavia longicornis Berlese, 1904 (Species) |
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| Gustavia longirostris (Berlese, 1903) (Species) |
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| Gustavia magnilamellata (Ewing, 1909) (Species) |
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| Gustavia maior (Berlese, 1904) (Species) |
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| Gustavia microcephala (Nicolet, 1855) (Species) |
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| Gustavia oceanica Perez-Inigo, 1987 (Species) |
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| Gustavia rugosa Balogh, 1958 (Species) |
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| Gustavia sol Kramer, 1879 (Species) |
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| Gustavia tusifer (C. L. Koch, 1841) (Species) |
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