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Morphometric relationships and indirect determination of the length frequency structure of the pirarucu, Arapaima gigas (Cuvier), in Brazilian Amazonia
(Fisheries Management and Ecology, 1999-12-01) [Artigo]
The pirarucu (giant red fish), Arapaima gigas (Cuvier), (Arapaimidae) is among the diverse fish resources of Amazonia which are threatened by over-exploitation. Little is known about the biology of this species despite its ...
Paronychia revoluta, a new species of caryophyllaceae from Brazil
(Novon, 2004-01-01) [Artigo]
A new species of Paronychia, P revollita, from the state of Rio Grande do Sul, Brazil, is described and illustrated. This species is closely related to P camphorosmoides, distinguished from it by linear-subulate leaves ...
Granivorous birds as potentially important post-dispersal seed predators in a Brazilian forest fragment
(Biotropica, 2004-09-01) [Artigo]
In tropical forests, rodents exert a prominent role as post-dispersal seed predators, while other vertebrates apparently have a minor effect on seed predation. In some forest fragments in southeast Brazil, however, the ...
Spatial distribution of characidiin fishes (Teleostei, Crenuchidae) in the Ribeirão Grande system, a tributary of Paraíba do Sul river basin, Brazil
(Acta Scientiarum: Biological Sciences, 2005-07-01) [Artigo]
This study analyses the spatial distribution of characidiin fishes Characidium lauroi and Characidium alipioi (Crenuchidae) in a forest stream system located in southeastern Brazil. Fish were sampled from Jury 2001 to April ...
Hidden treasures: Brazilian plants collected by prince maximilian zu Wied held in the national herbarium of Victoria (MEL)
(Muelleria, 2014-01-01) [Artigo]
The 'discovery' at MEL of some of the earliest extant herbarium specimens known from Brazil is detailed. The history and significance of 325 specimens collected by M.A.P. zu Wied in 1815-1817 is outlined and used to ...
Prevalência de dislipidemia em indivíduos fisicamente ativos durante a infância, adolescência e idade adulta
(Arquivos Brasileiros de Cardiologia, 2011-10-01) [Artigo]
FUNDAMENTO: A prevalência de dislipidemias vem aumentando em diversas partes do Brasil, porém não é claro ainda quanto de exercício físico é necessário para se obter efeitos benéficos sobre os níveis de lipoproteínas ...
Tempo de passagem de sementes pelo trato digestório de aves frugívoras, uma primeira avaliação no Brasil
(Revista Brasileira de Ornitologia, 2012-03-01) [Artigo]
The transit time of seeds ingested by frugivorous animals has important implications for the spatial distribution of seeds and their dispersal distance. Nevertheless, this parameter is rarely included in seed dispersal ...
Three new South American species of Salacia with fasciculate inflorescences (Celastraceae, Hippocrateoideae)
(Novon, 2007-01-01) [Artigo]
Three new fasciculate flowered species of Salacia L. (Celastraceae, Hippocrateoideae) from the Amazon basin are described: S. acevedoi Lombardi is distinguished by its small flowers, stamens with short filaments, disc ...
A new Sphagesaurus (Mesoeucrocodylia: Notosuchia) from the Upper Cretaceous of Monte Alto City (Bauru Group, Brazil), and a revision of the Sphagesauridae
(Historical Biology, 2008-01-01) [Artigo]
Since the description of Sphagesaurus, mostly dental material has been reported, apart from two incomplete skulls. Here we describe a new species of Sphagesaurus, from Monte Alto City, Southeastern Brazil, which includes ...
Nervação foliar em espécies brasileiras de Myrtaceae Adans
(Acta Botanica Brasilica, 2006-09-01) [Artigo]
Com o objetivo de caracterizar o padrão de nervação foliar na subfamília Myrtoideae Nied. (Myrtaceae) bem como de reconhecer caracteres particulares a cada subtribo, foram estudadas as folhas de 44 espécies, pertencentes ...