| Author(s) | Petrunkevitch, A. |
| Year | 1945b |
| Title | Calcitro fisheri. A new fossil arachnid |
| Publisher | American Journal of Science |
| Volume | 243 |
| Issue | |
| Series | |
| Pages | 320–329 (erratum: p. 466) |
| DOI | |
| Zoobank LSID | urn:lsid:zoobank.org:pub:5E3EABB7-519C-43D9-83B1-6ACC4CD469C0 |
| Comment |