| Title | Author | Publication Year | PDF File |
|---|---|---|---|
| A tendency towards posterior erythrization in the Psammocharidae (Hymenoptera). | 1911-07-01 | ||
| Some Psammocharidae from Singapore. | 1938-07-01 | ||
| New fossorial Hymenoptera. | 1915-02-01 | ||
| At the Ceanothus in Virginia. | 1912-10-01 | ||
| Three new ticks from the United States | 1908-05-01 | ||
| A catalogue of the Acarina, or mites, of the United States | 1907-03-01 | ||
| Some acarians from a sphagnum swamp | 1895-12-01 |