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
Xenodon (snake): 6 samples
Standardised estimates are produced by subsampling and then extrapolating.
Raw richness may be higher when an abundance distribution is uneven.