Aspectos biométricos e tecnológicos de sementes de Aspidosperma desmanthum (Apocynaceae)
Apocynaceae possui distribuição pantropical, estando dentro do gênero Aspidosperma árvores fornecedoras de madeira de boa qualidade [1]. Dentro do PBA…
Bryophytes in fragments of Terra Firme forest on the great curve of the Xingu River, Pará state, Brazil
Microclimatic conditions of tropical forest favour the high richness of bryophytes, which by being sensitive to environmental changes, are important…
Geographic distribution extension of Notomabuya frenata (Cope 1862): First record for the State of Maranhão, Brazil
Notomabuya frenata (Cope, 1862) is a species of the family Mabuyidae. It presents golden reflections in the head and a…
A new species of Pristimantis from eastern Brazilian Amazonia (Anura, Craugastoridae)
In this study a new species of Pristimantis (Anura: Craugastoridae) of the P. conspicillatus species group is described. Pristimantis latro…
Passiflora echinasteris: a new species of subgenus Passiflora, series Serratifoliae (Passifloraceae) from the Brazilian Amazon
Passiflora Linnaeus (1753: 955) is a genus that could be easily used to demonstrate the need of taxonomic studies for…
New record of the glassfrogs Hyalinobatrachium cappellei (Van Lidth de Jeude, 1904) and Cochranella adenocheira Harvey and Noonan, 2005, (Anura: Centrolenidae) in Volta Grande do Xingu, north Pará state, Brazil
The Neotropical family Centrolenidae Taylor, 1951, comprises species popularly known as glassfrogs, which are found from Central America to south…
Contributions to the knowledge of amphibians and reptiles from Volta Grande do Xingu, northern Brazil
The region of Volta Grande do Xingu River, in the state of Pará, presents several kinds of land use ranging…
Abundance of Harpy and Crested Eagles from a reservoir-impact area in the Low- and Mid-Xingu River
In the Brazilian Amazon, two monospecific genera, the Harpy Eagle and Crested Eagle have low densities and are classified by…