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pro vyhledávání: '"Helder de Paula Silva"'
Autor:
ALEXANDER W. A. KELLNER, FABIO MARCO DALLA VECCHIA, MAJID MIRZAIE ATAABADI, HELDER DE PAULA SILVA, ERFAN KHOSRAVI
Publikováno v:
Rivista Italiana di Paleontologia e Stratigrafia, Vol 118, Iss 2 (2012)
The dinosaur record from Iran includes footprints from the Liassic Ab-e-Haji Formation of Neizar Valley (Kerman Province, central-eastern Iran), a single footprint from the Javaherdeh Formation near Zerab (Alborz Mounts, NE Iran), and skeletal remain
Externí odkaz:
https://doaj.org/article/aa58810d6ca84cb89cb9c523eb534378
Autor:
Renan Alfredo Machado Bantim, Alexander W.A. Kellner, Arthur S. Brum, Flaviana Jorge de Lima, Helder de Paula Silva, Rafael César Lima Pedroso de Andrade, Juliana M. Sayão, Xin Cheng, Antônio Álamo Feitosa Saraiva
Publikováno v:
Scientific Reports, Vol 10, Iss 1, Pp 1-15 (2020)
Scientific Reports
Scientific Reports
The Romualdo Formation (Araripe Basin) is worldwide known for the large number of well-preserved fossils but the dinosaur record is rather scarce. Here we describe a new coelurosaur, which is the first tetrapod recovered from the basal layers of this
Autor:
Alexander W.A. Kellner, Renan Alfredo Machado Bantim, Rafael César Lima Pedroso de Andrade, Arthur S. Brum, Flaviana Jorge de Lima, Juliana M. Sayão, Helder de Paula Silva, Antônio Álamo Feitosa Saraiva, Xin Cheng
Publikováno v:
Scientific Reports, Vol 10, Iss 1, Pp 1-2 (2020)
An amendment to this paper has been published and can be accessed via a link at the top of the paper.
Autor:
Pedro S. R. Romano, Marcelo de Araujo Carvalho, Douglas Riff, Alexander W.A. Kellner, Monika Beatriz Crud, Renato Rodriguez Cabral Ramos, Orlando N. Grillo, Helder de Paula Silva, Luciana Witovisk
Publikováno v:
Sedimentary Geology. 295:53-66
In order to reconstruct the paleoenvironment of one of the most extensive marine Cretaceous successions in the Southern Hemisphere, palynofacies analyses were conducted on 83 samples from the Whisky Bay (Albian–Turonian), Hidden Lake (Coniacian) an
Autor:
Helder de Paula Silva, Gustavo R. Oliveira, Antônio Álamo Feitosa Saraiva, José Artur Andrade, Alexander W.A. Kellner
Publikováno v:
REVISTA BRASILEIRA DE PALEONTOLOGIA. 14:61-66
The Araripe Basin is located in northeastern Brazil between the states of Ceara, Piaui and Pernambuco (Figure 1). The Crato and Romualdo formations (Santana Group, see details in Neumann & Cabrera, 1999; Valenca et al., 2003) that comprise the most f
Autor:
Fabiana R. Costa, Diogenes de Almeida Campos, Gustavo R. Oliveira, Juliana M. Sayão, Helder de Paula Silva, Antônio Álamo Feitosa Saraiva, Taissa Rodrigues, Lilian Elisa Arão Antônio Cruz, Alexander W.A. Kellner, Jennyfer Sobreira Ferreira
Publikováno v:
Anais da Academia Brasileira de Ciências v.85 n.1 2013
Anais da Academia Brasileira de Ciências
Academia Brasileira de Ciências (ABC)
instacron:ABC
Anais da Academia Brasileira de Ciências, Vol 85, Iss 1, Pp 113-135 (2013)
Anais da Academia Brasileira de Ciências, Volume: 85, Issue: 1, Pages: 113-135, Published: MAR 2013
Anais da Academia Brasileira de Ciências
Academia Brasileira de Ciências (ABC)
instacron:ABC
Anais da Academia Brasileira de Ciências, Vol 85, Iss 1, Pp 113-135 (2013)
Anais da Academia Brasileira de Ciências, Volume: 85, Issue: 1, Pages: 113-135, Published: MAR 2013
A very large pterosaur (MN 6594-V) from the Romualdo Formation (Aptian/Albian), Santana Group, Araripe Basin, is described. The specimen is referred to Tropeognathus cf. T. mesembrinus mainly due to the presence of a low and blunt frontoparietal cres