TY - SER TI - Trends in ecology and evolution SN - 0169-5347 PY - 1986///- KW - UDC KW - 574 KW - General ecology. Biocoenology. Hydrobiology. Biogeography KW - 575.8 KW - Evolution. Origin of species. Phylogeny KW - 57 KW - Biological sciences in general ER -