Nucleo Picinguaba Vale do Curu La Selva Biological Station (new cacao) Estação Ecológica de Uruçuí-Una Serra da Capivara National Park Castelo do Piauí The Ecological Register
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Xenodon (snake): 6 samples
Standardised estimates are produced by subsampling and then extrapolating.
Raw richness may be higher when an abundance distribution is uneven.
Current reference: Huckleberry et al. 2001 (ER 3215)