scholarly journals First record of Trypanosoma sp. (Protozoa: Kinetoplastida) in tuvira (Gymnotus aff. inaequilabiatus) in the Pantanal wetland, Mato Grosso do Sul State, Brazil

2011 ◽  
Vol 20 (1) ◽  
pp. 85-87 ◽  
Author(s):  
Santiago Benites de Pádua ◽  
Márcia Mayumi Ishikawa ◽  
Fabiana Satake ◽  
Gabriela Tomas Jerônimo ◽  
Fabiana Pilarski

The blood infection by Trypanosoma sp. in tuvira (Gymnotus aff. inaequilabiatus) from the Pantanal wetland was reported in this study. Ten fish from the Paraguay River in the Pantanal were evaluated for the presence of hemoflagellates. Trypomastigotes of Trypanosoma sp. were observed in blood smears from three fish (30% prevalence) and some forms were seen to be undergoing division. Using the diagnostic methods of fresh examination and blood centrifugation in hematocrit capillary tubes, the prevalence rate was 80%. This is the first report of Trypanosoma sp. in tuvira in Brazil.


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2013 ◽  
Vol 9 (2) ◽  
pp. 440
Author(s):  
Gisaine De Andrade Amador ◽  
Geraldo Alves Damasceno-Júnior ◽  
Rosa Helena da Silva ◽  
Arnildo Pott ◽  
Vali Joana Pott

We report the first record of Nymphaea belophylla for the Pantanal wetland in the State of Mato Grosso do Sul, Brazil, being the southernmost record of this waterlily. It is one of the seven neotropical species of this genus in the Pantanal. We collected N. belophylla during a study on seasonality of herbaceous species composition in a remote area of the Paraguay river floodplain, what reinforces the importance of floristic surveys to improve knowledge on species distribution.



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2014 ◽  
Vol 10 (2) ◽  
pp. 380
Author(s):  
Francisco Severo-Neto ◽  
Priscilla Soares Dos Santos ◽  
Eurico A. Sczeny-Moraes ◽  
Fernando Paiva

Ancistrus cuiabae, an easily identified species of armored catfish from the Upper Paraguay River basin has recently been described from the Cuiabá River basin. Its distribution was previously restricted to the state of Mato Grosso. However, here we report the southernmost record of this species, the first within the Mato Grosso do Sul State.



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2017 ◽  
Vol 13 (2) ◽  
pp. 2094
Author(s):  
Fabiane Silva Ferreira ◽  
Wagner Vicentin ◽  
Yzel Rondon Súarez

Astyanax lineatus was previously known only from the Paraguay river basin and we report the first record from the Paraná river basin near the municipality of Sidrolândia, Mato Grosso do Sul state, Brazil. The species was found in Lajeado Stream, a tributary of the Anhanduí River, which belongs to the Pardo River sub-basin of the Paraná river basin.



2013 ◽  
Vol 22 (3) ◽  
pp. 331-338 ◽  
Author(s):  
Wagner Vicentin ◽  
Kelly Regina Ibarrola Vieira ◽  
Luiz Eduardo Roland Tavares ◽  
Fábio Edir dos Santos Costa ◽  
Ricardo Massato Takemoto ◽  
...  

In the period of October 2007 to August 2008, 152 specimens ofPygocentrus nattereri were caught in the Negro River in the Nhecolândia region, central Pantanal wetland, State of Mato Grosso do Sul, Brazil. The specimens were necropsied and a total of 4,212 metazoan endoparasites were recovered, belonging to 10 taxons:Procamallanus (Spirocamallanus)inopinatus, Philometridae gen. sp.,Eustrongylides sp., Brevimulticaecum sp.,Contracaecum sp. (Nematoda), Echinorhynchus paranensis (Acanthocephala), Leiperia gracile,Sebekia oxycephala, Subtriquetra sp. 1 andSubtriquetra sp. 2 (Pentastomida). This is the first record of two parasite species from P. nattereri: E. paranensis and L. gracile.



2014 ◽  
Vol 14 (3) ◽  
Author(s):  
Lívia Medeiros Cordeiro ◽  
Rodrigo Borghezan ◽  
Eleonora Trajano

We present herein a synthesis of faunistic data from caves in the Serra da Bodoquena karst area, middle Paraguay River basin, Mato Grosso do Sul State. Those include phreatic, submerged and dry caves. Emphasis is given to troglobites (exclusively subterranean species), potentially threatened due to their morphological, physiological and behavioral specializations, associated to generally small distributions. The Bodoquena karst area distinguishes as a spot of high diversity of troglobites, such as trichomycterid and heptapterid catfishes, aquatic planarians and gastropods, arachnids (Eusarcus opilionids, ctenid spiders), Polydesmida diplopods, several collembolans, some insects, and Peracarida crustaceans, which include interesting phylogenetic relicts as spelaeogriphaceans. Four geographic compartments corresponding to microbasins, seemingly with biogeographic importance for the subterranean fauna, are recognized. Phreatobic troglobites (Trichomycterus catfishes, aquatic peracarids, planarians) distribute widely across these compartments and some well beyond (the spelaeogriphacean Potiicoara brasiliensis reaches Mato Grosso state), while those living in base-level streams (Rhamdia and Ancistrus catfishes) and the terrestrial ones, that live in the vadose (aerated zone) are generally restricted to one compartment. Many subterranean ecosystems in Mato Grosso do Sul are endangered by several threats described here and urgent actions for effective protection are required to guarantee a sustainable use of the land and the karst aquifers.



2020 ◽  
Vol 9 (10) ◽  
pp. e4479108555
Author(s):  
Josué Ribeiro da Silva Nunes ◽  
Carolina Joana da Silva ◽  
Solange Kimie Ikeda-Castrillon ◽  
Nilo Leal Sander

The Pantanal wetland Mato Grosso, Brazil is among the largest floodplains in the world, with a mosaic of different habitats and rich aquatic and terrestrial biota. The habitat mosaics are found in the Chacororé and Sinhá Mariana lake System. These parental lakes of the Cuiabá River, a left tributary of the Upper Paraguay River, are known for their aquatic productivity and scenic beauty. The characteristics of these lakes and their floodplains are showed through the difference between their waters, the diversity of the aquatic macrophytes communities, fish communities and aquatic birds. Our study looked at changes in limnological variables as well as diversity of aquatic birds, during high water or flooded phase; medium water or receding phase; and the low water or dry phase. We used a temporary small lagoon in the floodplain of this system as our study area. The flood pulse is the main ecological factor affecting the Pantanal; it modifies ecological process and species composition. The water depth decreases during the season, decreasing electrical conductivity, dissolved phosphate and nitrate, water transparency, dissolved oxygen and biomass of aquatic macrophyte; and increasing calcium, total phosphorus and total nitrogen. We also observed increase in species richness and abundance of aquatic birds during the receding phase. Results show that the number of species (density) of aquatic birds increased from 10 to 30 species and the numbers of individuals from 40 to 936. The maximum richness and abundance of aquatic birds was registered during the receding phase.



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2018 ◽  
Vol 14 (5) ◽  
pp. 1059-1064
Author(s):  
Jessica Amaral Henrique ◽  
Ana Isabel Sobreiro ◽  
Valter Vieira Alves-Júnior

The occurrence of Euglossa imperialis Cockerell, 1922 is recorded for the first time in Mato Grosso do Sul, Brazil. This paper extends the distribution of the species by about 800 km west of the São Paulo state, its nearest record.



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2018 ◽  
Vol 14 (2) ◽  
pp. 495-497
Author(s):  
Allan Corral ◽  
Claudía Liz Rodrigues Silva ◽  
Cristiano Marcelo Espinola Carvalho ◽  
Kwok Chiu Cheung ◽  
Luciana Mendes Valério

The Swallow-tailed Cotinga, Phibalura flavirostris, is a rare Neotropical bird. Its geographic distribution in Brazil is limited to the country’s south and south-east regions and a small area in the center of the state of Goiás. However, an adult individual was recorded in a fragment of Cerrado in the municipality of Campo Grande, in central Mato Grosso do Sul, indicating an expansion in the distribution of the species in Brazil.



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2015 ◽  
Vol 11 (1) ◽  
pp. 1538 ◽  
Author(s):  
Caleb Califre Martins ◽  
Dalton De Souza Amorim

The diversity of the small family Dilaridae in the world includes less than 80 described species, 10 of which known for Brazil. Representatives of the family in Brazil are known for the states of Amazonas, Rondônia, Rio Grande do Norte, Pernambuco, Mato Grosso, Goiás, Mato Grosso do Sul, Rio de Janeiro, Paraná and Santa Catarina. This note includes the first record of the family for the state of São Paulo, with the report of Nallachius limai Adams, 1970 in the Parque Estadual Horto Florestal, Campos do Jordão.



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