| Author original | Геккер, Р. Ф. |
|---|---|
| Year | 1939 |
| Title translated | Pyrgocystis from the Ordovician of Leningrad Province |
| Title original | Pyrgocystis из нижнего силура Ленинградской области |
| Journal | Izvestiya Akademii Nauk SSSR, Seriya Biologicheskaya |
| Pages | 241-246 |
| Type | article in journal |
| Language | Russian |
| Id | 2782 |
Last change: 18.10.2022