| Author(s) | Peck, S.B. & Lewis, J.L. |
| Year | 1977 |
| Title | Zoogeography and evolution of the subterranean invertebrate faunas of Illinois and southeastern Missouri |
| Publisher | Bulletin of the National Speleological Society |
| Volume | 40 |
| Issue | |
| Series | |
| Pages | 39–63 |
| DOI | |
| Comment |