Penev, S.; Ronchetti, G. 1965. Ricerche sulla distribuzione delle formiche del gruppo Formica rufa nella Bulgaria nord-orientale. Collana Verde 16:305-311.
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Found no protonyms described by this author.
| Published between | 1965 |
|---|---|
| Taxon descriptions between | – |
| No. of references | 1 |
| No. of described taxa (including combinations) | – |
| No. of described taxa (valid, including combinations) | – |
| No. of described taxa (protonyms only) | – |
| Author name | No. of references | |
|---|---|---|
| Penev, S. | 1 |