Obafemi Awolowo University Ile-Ife Fort Johnston Giohar (1964) Giohar (1968) Giohar (1970) Ola Uager (1970) The Ecological Register
global
North America
United States
South America/Africa
Europe
Eurasia
Africa/Australasia
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Urothemis assignata (odonate): 6 samples
Standardised estimates are produced by subsampling and then extrapolating.
Raw richness may be higher when an abundance distribution is uneven.