| id | 1133 (last modified: 3.2.2013) |
| title | New Nearctic spider mites of the family Tetranychidae |
| year | 1921 |
| paper | Proceedings of the United States National Museum |
| edition | 59 [2394] |
| page | 659-666 |
| language | English |
| checked | paper |
| abstract | |
| URL | |
| author | Ewing, Henry Ellsworth |