Calmoniids (Delo, 1935) are the most common and abundant group of trilobites of the fossil record of the Devonian Ponta Grossa Formation in the Apucarana sub-basin. Although known since the past century, the study of ...

Geography, as an area of knowledge, takes part in the great challenge that is building an idea of space. In teaching Geography, the cartographic representation enables students to elaborate knowledge about the space where ...

Calmoniid trilobites of the genus Metacryphaeus Reed include M. tuberculatus (Kozlowski), M. kegeli Carvalho, Edgecombe and Lieberman, M. meloi Carvalho, Edgecombe and Lieberman, M. rotundatus (Kozlowski), M. giganteus ...

The main objective of this study focuses on the identification and analysis of expenditure incurred by rural and urban schools of Paraná with a view to calculating the cost-student, through the analysis of public policies ...

The Tentaculitoidea is represented by extinct invertebrates characterized by small, conic, carbonate shells of animals that inhabiting exclusively marine environments. The tentaculitoids occur from the Ordovician to Devonian, ...