| Sclerosomatidae Simon, 1879 (Family) |
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| Sclerosomatidae subfam. Gagrellinae Thorell, 1889 (Subfamily) |
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| Krusa C.J.Goodnight & M.L.Goodnight, 1947 (Genus) |
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| Krusa amazonica Roewer, 1953 (Species) |
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| Krusa annulata C.J.Goodnight & M.L.Goodnight, 1945 (Species) |
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| Krusa boliviana Roewer, 1953 (Species) |
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| Krusa flava C.J.Goodnight & M.L.Goodnight, 1946 (Species) |
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| Krusa metallica C.J.Goodnight & M.L.Goodnight, 1946 (Species) |
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| Krusa mexicana C.J.Goodnight & M.L.Goodnight, 1947 (Species) |
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| Krusa peruviana Roewer, 1953 (Species) |
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| Krusa stellata C.J.Goodnight & M.L.Goodnight, 1946 (Species) |
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| Krusa tuberculata C.J.Goodnight & M.L.Goodnight, 1946 (Species) |
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