Reference
| Title | Checklist of the millipeds of North and Middle America |
| Type | Article |
| Authors(s) | Hoffman, R.L. |
| Year | 1999 |
| Periodical | Virginia Museum of Natural History |
| Volume (issue) | Special Issue 8 |
| Pages | 1-584 |
| Title | Checklist of the millipeds of North and Middle America |
| Type | Article |
| Authors(s) | Hoffman, R.L. |
| Year | 1999 |
| Periodical | Virginia Museum of Natural History |
| Volume (issue) | Special Issue 8 |
| Pages | 1-584 |