| Author(s) | Petrunkevitch, A. |
| Year | 1949 |
| Title | A study of Palaeozoic Arachnida |
| Publisher | Transactions of the Connecticut Academy of Arts and Sciences |
| Volume | 37 |
| Issue | |
| Series | |
| Pages | 69–315 |
| DOI | |
| Zoobank LSID | urn:lsid:zoobank.org:pub:0A24E194-CBB7-43A2-B26A-D117335C485B |
| Comment |