| 1 (17) | Russian Academy of Sciences * | RUS |  |
| 2 (49) | Polish Academy of Sciences * | POL | |
| 3 (130) | Academy of Sciences of the Czech Republic * | CZE | |
| 4 (229) | A.N. Severtsov Institute of Ecology and Evolution Russian Academy of Sciences | RUS | |
| 5 (232) | Zoological Institute Russian Academy of Sciences | RUS | |
| 6 (270) | National Academy of Sciences of Ukraine * | UKR | |
| 7 (364) | Veterinary Research Institute | CZE | |
| 8 (378) | Slovak Academy of Sciences * | SVK | |
| 9 (388) | Hungarian Academy of Sciences * | HUN | |
| 10 (452) | Bulgarian Academy of Sciences * | BGR | |
| 11 (463) | Biology Centre of the ASCR | CZE | |
| 12 (495) | Institute of Animal Reproduction and Food Research Polish Academy of Sciences | POL | |
| 13 (689) | Institute of Cytology and Genetics Russian Academy of Sciences | RUS | |
| 14 (724) | Institute of Vertebrate Biology of the ASCR | CZE | |
| 15 (738) | I.I. Schmalhausen Institute of Zoology National Academy of Sciences of Ukraine | UKR | |
| 16 (854) | Institute of Genetics and Animal Biotechnology of the Polish Academy of Sciences | POL | |
| 17 (889) | Institute of Biodiversity and Ecosystems Research Bulgarian Academy of Sciences | BGR | |
| 18 (956) | Nature Research Centre | LTU | |
| 19 (972) | Centre for Ecological Research | HUN | |
| 20 (996) | Museum and Institute of Zoology Polish Academy of Sciences | POL | |
| 21 (1055) | Palaeontological Institute Russian Academy of Sciences | RUS | |
| 22 (1141) | Institute of Archaeology and Ethnography Russian Academy of Sciences | RUS | |
| 23 (1178) | Institute of Ecology and Botany Hungarian Academy of Sciences | HUN | |
| 24 (1216) | National Veterinary Research Institute | POL | |
| 25 (1253) | Koltsov Institute of Developmental Biology Russian Academy of Sciences | RUS | |
| 26 (1317) | Institute of Plant and Animal Ecology Russian Academy of Sciences | RUS | |
| 27 (1407) | Institute of Animal Physiology and Genetics of the ASCR | CZE | |
| 28 (1440) | P P Shirshov Institute of Oceanology Russian Academy of Sciences | RUS | |
| 29 (1470) | Papanin Institute for Biology of Inland Waters Russian Academy of Sciences | RUS | |
| 30 (1549) | Institute of Cytology Russian Academy of Sciences | RUS | |
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