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A.Yu. Isaev
Key to beetles of Middle Volga region
(Part 1 - Adephaga and Myxophaga)
Ulyanovsk, 2002.
Introduction, key to families - P. 2-8
P. 2 |
P. 3 |
P. 4 |
P. 5 |
P. 6 |
P. 7 |
P. 8 |