| Publication Type: | Journal Article |
| Year of Publication: | 1902 |
| Authors: | J. W. Folsom |
| Volume: | 4 |
| Pagination: | 87 - 116 |
| Date Published: | 1902 |
| Keywords: | Apterygota, Archaeognatha, Machilis arctica, Microcoryphia, Petridiobius arcticus |
| Short Title: | Proceedings of the Washington Academy of Sciences |