Results 91 to 100 of about 580,839 (314)

Biomphalaria molluscs (Gastropoda: Planorbidae) in Rio Grande do Sul, Brazil

open access: yesMemorias do Instituto Oswaldo Cruz, 2009
The present study was aimed at characterising Biomphalaria species using both morphological and molecular (PCR-RFLP) approaches. The specimens were collected in 15 localities in 12 municipalities of the southern region of the state of Rio Grande do Sul ...
Michele Soares Pepe   +7 more
doaj   +1 more source

Southern Engines of Global Growth: Very Long Cycles or Short Spurts? [PDF]

open access: yes
This article views the four economies of the South in a long run historical perspective of 1500-2000. It contrasts the history and the initial endowments of the two Northern hemisphere economies China and India which are land scarce and labour abundant ...
Desai, Meghnad
core  

Revisiting a long‐overlooked skull: Implications for the distribution of Dinodontosaurus brevirostris (Kannemeyeriiformes) in the Brazilian Triassic

open access: yesThe Anatomical Record, EarlyView.
Abstract Dicynodonts (Anomodontia: Dicynodontia) were one of the main groups of terrestrial tetrapods in Permian and Triassic faunas. In Brazil, the genus Dinodontosaurus is one of the most common tetrapod taxon in the Triassic Santa Maria Supersequence. This genus has a complex taxonomic history and is represented in the Triassic of both Argentina and
Julia Lara Rodrigues de Souza   +5 more
wiley   +1 more source

From armadillos to sloths: Patterns and variations in xenarthran coronary anatomy

open access: yesThe Anatomical Record, EarlyView.
Abstract Species of the superorder Xenarthra play a vital ecological role in the Neotropics. Despite their evolutionary significance, anatomical studies on their coronary circulation remain scarce. This study investigated the coronary anatomy of 82 hearts from nine Xenarthra species across the Dasypodidae, Myrmecophagidae, and Bradypodidae.
Wilson Viotto‐Souza   +5 more
wiley   +1 more source

TAXONOMIC REVISION OF THE TIGRINA LEOPARDUS TIGRINUS (SCHREBER, 1775) SPECIES GROUP (CARNIVORA, FELIDAE)

open access: yesPapéis Avulsos de Zoologia
The tigrina Leopardus tigrinus (Schreber, 1775) is a small-sized Neotropical spotted cat found from northern Argentina and southern Brazil to Costa Rica. Four subspecies are traditionally recognized: L. t.
FABIO OLIVEIRA DO NASCIMENTO   +1 more
doaj   +1 more source

Toxocara cati (Schrank, 1788) (Nematoda, Ascarididae) in different wild feline species in Brazil: new host records [PDF]

open access: yesBiotemas, 2013
This is the first detailed description of Toxocara cati parasitizing felines in South America. Seventeen run over wild felines (Leopardus colocolo, Leopardus geoffroyi, Leopardus tigrinus, and Puma yagouaroundi) were collected from different towns in the
Moisés Gallas, Eliane Fraga da Silveira
doaj  

The coelurosaur theropods of the Romualdo formation, early Cretaceous (Aptian) of Brazil: Santanaraptor placidus meets Mirischia asymmetrica

open access: yesThe Anatomical Record, EarlyView.
Abstract The upper carbonate concretion levels of the Romualdo Formation (Aptian, Brazil) have yielded several theropod dinosaur remains, including spinosaurids and the coelurosaurs Santanaraptor placidus and Mirischia asymmetrica, the phylogenetic affinities of which are controversial.
Rafael Delcourt   +4 more
wiley   +1 more source

To authors of the article: “Prospective study of the inflammatory response in patients undergoing abdominoplasty after bariatric surgery [PDF]

open access: yesRevista Brasileira de Cirurgia Plástica, 2023
Pedro Rodrigues de Oliveira   +3 more
doaj   +1 more source

Influence of notillage on carbon sequestration and erosion in Brazil [PDF]

open access: yes, 2004
Les sols constituent le plus gros réservoir superficiel de C (hors les roches carbonatées), environ 1500 Gt C, ce qui équivaut à presque trois fois la quantité stockée dans la biomasse terrestre, et deux fois celle de l'atmosphère.
Bernoux, Martial   +8 more
core  

Morphological variation in atlas and axis of Neotropical spiny rats (Rodentia, Echimyidae)

open access: yesThe Anatomical Record, EarlyView.
Abstract The unique morphologies of the first two cervical vertebrae, the atlas and axis, represent a significant innovation in mammalian evolution. These structures support the weight of the head and enable intricate movements of the head and neck.
Thomas Furtado da Silva Netto   +3 more
wiley   +1 more source

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