Results 21 to 30 of about 1,324 (139)

Biflagellate spermatozoon structure of the hermaphrodite fish Satanoperca jurupari (Heckel, 1840) (Teleostei, Cichlidae) from the Amazon River

open access: yesBrazilian Journal of Biology, 2002
The ultrastructural features of the sperm were studied in the hermaphroditic teleost Satanoperca jurupari HECKEL, 1840 from Amazon River. Spermatocytes, spermatids and sperm develop in the testicular cysts among the different oocyte stages.
E. MATOS, M. N. S. SANTOS, C. AZEVEDO
doaj   +2 more sources

A humanidade e seu(s) gênero(s): mito, parentesco e diferença no noroeste amazônico

open access: yesRevista de Antropologia, 2022
Este artigo pretende articular duas investigações etnográficas, entre os Tukano e Baniwa, que abordam a relação entre parentesco e mito. Pretende-se compreender a produção das diferenças sociocosmológicas no Noroeste Amazônico recorrendo-se às ...
Geraldo Andrello, João Vianna
doaj   +2 more sources

Jurupari or “visagens”: reflections of interpretative mismatches between the psychiatric and indigenous points of view

open access: yesMediações: Revista de Ciências Sociais, 2012
A young Waiwai was afflicted by "crises" after having met with a woodland being, the Jurupari, while hunting. After treating him, the Multidisciplinary Team of Indigenous Health referred him for psychiatric treatment through the Unified Health System of ...
Luciane Ouriques Ferreira
doaj   +4 more sources

Jurupari ou “visagens”: reflexões sobre os descompassos interpretativos existentes entre os pontos de vista psiquiátrico e indígenas

open access: yesMediações: Revista de Ciências Sociais, 2012
Um jovem Waiwai passou a sofrer de “crises” depois de ter encontrado com Jurupari, um ser da floresta, em uma de suas caçadas. Depois de atendê-lo, a Equipe Multidisciplinar de Saúde Indígena o encaminhou para tratamento psiquiátrico no âmbito do Sistema
Luciane Ouriques Ferreira
doaj   +2 more sources

ERMANNO STRADELLI IN AMAZZONIA: L’ORO DELLA FORESTA E LA LEGGENDA DEL JURUPARY [PDF]

open access: yesRevista do Museu de Arqueologia e Etnologia, 2012
doi: 10.12957/geouerj.2012.4750   Resumo Ermanno Stradelli (1852-1926), explorador italiano ainda desconhecido do grandepúblico, deu uma imensa contribuição para a etnografia das populações amazônicas, emparticular no âmbito linguístico e da ...
Livia Raponi
core   +7 more sources

Música kuximawara entre os povos indígenas do Noroeste Amazônico: a ética-estética de Jurupary/Biisiu aplicada à música popular [PDF]

open access: yesDiagonal: An Ibero-American Music Review, 2020
A ideia deste artigo é discutir a afirmação que surgiu durante o trabalho de campo desenvolvido entre músicos populares indígenas do Noroeste Amazônico brasileiro: todo instrumento musical possui “alma”.
Vasconcelos Neto, Agenor Cavalcanti
core   +5 more sources

Chromosome differentiation patterns during cichlid fish evolution. [PDF]

open access: yesBMC Genet, 2010
Background Cichlid fishes have been the subject of increasing scientific interest because of their rapid adaptive radiation which has led to an extensive ecological diversity and their enormous importance to tropical and subtropical aquaculture.
Poletto AB   +9 more
europepmc   +6 more sources

Patterns of the parasite communities in a fish assemblage of a river in the Brazilian Amazon region [PDF]

open access: yesActa Parasitologica, 2018
This paper characterizes the pattern of ectoparasite and endoparasite communities in an assemblage of 35 sympatric fish from different trophic levels in a tributary from the Amazon River system, northern Brazil.
R. Baia   +3 more
semanticscholar   +3 more sources

Rapid morphological change in multiple cichlid ecotypes following the damming of a major clearwater river in Brazil. [PDF]

open access: yesEvol Appl, 2020
Abstract While anthropogenic disturbances can have damaging effects on biodiversity, they also offer an opportunity to understand how species adapt to new environments and may even provide insights into the earliest stages of evolutionary diversification. With these topics in mind, we explored the morphological changes that have occurred across several
Gilbert MC   +3 more
europepmc   +2 more sources

Biflagellate spermatozoon structure of the hermaphrodite fish Satanoperca jurupari (Heckel, 1840) (Teleostei, Cichlidae) from the Amazon River [PDF]

open access: yesBrazilian Journal of Biology, 2002
The ultrastructural features of the sperm were studied in the hermaphroditic teleost Satanoperca jurupari HECKEL, 1840 from Amazon River. Spermatocytes, spermatids and sperm develop in the testicular cysts among the different oocyte stages.
MATOS E., SANTOS M. N. S., AZEVEDO C.
doaj   +6 more sources

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