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Data · collection · 2022

Paleohistology of the crocodyliform Mariliasuchus amarali Carvalho & Bertini, 1999 (Mesoeucrocodylia, Notosuchia) based on a new specimen from the Upper Cretaceous of Brazil

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This dataset contains the digitized treatments in Plazi based on the original journal article SENA, Mariana Valéria de Araújo, ANDRADE, Rafael Cesar Lima Pedroso de, CARVALHO, Luciana Barbosa de, AZEVEDO, Sergio Alex Kugland de, SAYÃO, Juliana Manso, OLIVEIRA, Gustavo Ribeiro (2022): Paleohistology of the crocodyliform Mariliasuchus amarali Carvalho & Bertini, 1999 (Mesoeucrocodylia, Notosuchia) based on a new specimen from the Upper Cretaceous of Brazil.

Comptes Rendus Palevol 21 (17): 349-361, DOI: 10.5852/cr-palevol2022v21a17, URL: doi.org/10.5852/cr-palevol2022v21a17 ABSTRACT Mariliasuchus amarali Carvalho & Bertini, 1999 was a terrestrial quadruped crocodyliform from the Late Cretaceous of the Bauru Group, Brazil. In this paper we present the first study of the bone histology of this species. Moderate growth rate, interspersed by growth marks, was observed in thin sections of a rib and appendicular bones; growth patterns observed in M. amarali s appear similar to those observed in Triassic archosauriforms.

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The M. amarali cross-sections indicate growth variability between both the axial and appendicular bones. Distinctive remodeling processes were found in the radius, which had extensive inner cortex remodeling composed of compacted coarse cancellous bone. Furthermore, the medullary region was infilled with spongy bone.

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Life Sciences
Provenance · 1 source records, 8 field assertions
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GBIF09c39c32-771f-4f3f-b4fc-02f56e47759e12 d agoJSON v1
FieldAssertionExtractorEvidence
access_levelsource · gbifconnector:gbif@1.0.0
concepts[field].local:field:life-sciencesmapping · gbifconnector:gbif@1.0.0
created_datesource · gbifconnector:gbif@1.0.0
descriptionsource · gbifconnector:gbif@1.0.0/description
licensesource · gbifconnector:gbif@1.0.0
publication_datesource · gbifconnector:gbif@1.0.0
titlesource · gbifconnector:gbif@1.0.0/title
updated_datesource · gbifconnector:gbif@1.0.0