Results 1 to 10 of about 66 (49)

Podoxymys roraimae Anthony 1929

open access: yes, 1982
Podoxymys roraimae Anthony, 1929. Am. Mus. Novit., 383:4. TYPE LOCALITY: Guyana, Mt. Roraima, 2580 m. DISTRIBUTION: Guyana; Venezuela; adjacent Brazil. ISIS NUMBER: 5301410008043001001.
Honacki, James H.   +2 more
semanticscholar   +4 more sources

Predicting the loss of forests, carbon stocks and biodiversity driven by a neotropical ‘gold rush’ [PDF]

open access: yes, 2023
The loss of tropical forests represents a major threat to biodiversity. With accelerating deforestation in large parts of the Amazon, the Guiana Shield region, with its large expanse of closed forest cover, has the potential to play a crucial role in ...
Bicknell, Jake E.   +7 more
core   +1 more source

New information on the breeding biology of fifteen Brazilian bird species

open access: yesBoletim do Museu Paraense Emílio Goeldi - Ciências Naturais, 2023
Although birds are a well-studied group, the breeding biology of many species is still poorly known, especially in the Neotropical region. This lack of knowledge implies the absence of subsidies for conservation, lack of more reliable data for ...
C. Gussoni   +9 more
semanticscholar   +1 more source

ESTRATÉGIAS REPRODUTIVAS DE BONNETIA STRICTA (BONNETIACEAE) PRESENTES NA MATA CILIAR DO RIO LENÇÓIS, CHAPADA DIAMANTINA, BAHIA.

open access: yesAnais dos Seminários de Iniciação Científica, 2018
Bonnetiaceae pertence à ordem Malpighiales, incluindo cerca de 30 espécies neotropicais (Weitzman, 2005). Apenas duas espécies ocorrem no Brasil, Bonnetia stricta (Nees) Nees & Mart e Bonnetia roraimae Oliv. (Bittrich, 2015). B.
Thayse Moreira Costa
semanticscholar   +1 more source

Bird records in the northwestern and central portions of the Amazon Basin highlight the needs for inventories and long-term monitoring in the region

open access: yes, 2017
Field records are critical to understand the bird species distribution in ecological and evolutionary contexts, especially in regions with high species diversity such as the Amazon Basin.
S. Borges   +5 more
semanticscholar   +1 more source

Biogeografia de mamíferos e as rotas de conexão entre florestas da Amazônia e Mata Atlântica [PDF]

open access: yes, 2020
Muitas evidências mostram conexões históricas entre florestas da Amazônia e Mata Atlântica por pelo menos três rotas pelas florestas: 1) do Nordeste do Brasil (ligando o Leste da Amazônia e o Nordeste da Mata Atlântica), 2) do interior do Cerrado (entre ...
Machado, Arielli Fabrício
core  

A higher-taxon approach to rodent conservation priorities for the 21st century [PDF]

open access: yes, 2003
Although rodents are not considered among the most threatened mammals, there is ample historical evidence concerning the vulnerability to extinction of several rodent phylogenetic lineages.
Amori, G., Gippoliti, S.
core  

Aproximación a nivel de suprataxón de las prioridades de conservación de roedores en el siglo XXI [PDF]

open access: yes, 2003
Although rodents are not considered among the most threatened mammals, there is ample historical evidence concerning the vulnerability to extinction of several rodent phylogenetic lineages.
Amori, G., Gippoliti, S.
core  

Patterns of geographic distribution of the species of Chamaecrista sect. Chamaecrista ser. Coriaceae (Benth.) H. S. Irwin & Barneby Leguminosae - Caesalpinioideae

open access: yes, 2011
An analysis of the geographic distribution of the 27 taxa belonging to 20 species of Chamaecrista sect. Chamaecrista ser. Coriaceae was carried out, based on maps depicting the known occurrences of the taxa. One species occurs in the Caribbean region, C.
J. G. Rando, J. Pirani
semanticscholar   +1 more source

The Drosera montana A.Saint-Hilaire (Droseraceae) complex: A new combination, Drosera schwackei (Diels) F.Rivadavia, is proposed

open access: yesCarnivorous Plant Newsletter, 2008
The Drosera montana A.Saint-Hilaire complex is reviewed, discussed and three taxa are excluded from this group: Drosera hirtella A.Saint-Hilaire, D. parvifolia A.Saint-Hilaire, and D. roraimae (Klotzsch ex Diels) Maguire & Laudon.
F. Rivadavia
semanticscholar   +1 more source

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