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| Myrmecocystus creightoni Snelling, 1971 | 0 |
| Myrmecocystus depilis Forel, 1901 | 0 |
| Myrmecocystus flaviceps Wheeler, 1912 | 0 |
| Myrmecocystus hammettensis Cole, 1938 | 0 |
| Myrmecocystus intonsus Snelling, 1976 | 0 |
| Myrmecocystus kennedyi Snelling, 1969 | 0 |
| Myrmecocystus lugubris Wheeler, 1909 | 0 |
| Myrmecocystus melanoticus Wheeler, 1914 | 0 |
| Myrmecocystus melliger Forel, 1886 | 0 |
| Myrmecocystus mendax Wheeler, 1908 | 0 |
| Myrmecocystus mexicanus Wesmael, 1838 | 0 |
| Myrmecocystus mimicus Wheeler, 1908 | 0 |
| Myrmecocystus navajo Wheeler, 1908 | 0 |
| Myrmecocystus nequazcatl Snelling, 1976 | 0 |
| Myrmecocystus perimeces Snelling, 1976 | 0 |
| Myrmecocystus placodops Forel, 1908 | 0 |
| Myrmecocystus romainei Hunt & Snelling, 1975 | 0 |
| Myrmecocystus semirufus Emery, 1893 | 0 |
| Myrmecocystus tenuinodis Snelling, 1976 | 0 |
| Myrmecocystus testaceus Emery, 1893 | 0 |
| Myrmecocystus wheeleri Snelling, 1971 | 0 |
| Myrmecocystus yuma Wheeler, 1912 | 0 |
| 0 |