Browsing by Author "9614cfd6-aaba-4706-a4a7-59d8fa289f08"
Now showing items 1-13 of 13
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Bogan, Sergio; Agnolin, Federico L.; Otero, Rodrigo A.; Brisson Egli, Federico; Suárez, Mario E.; Soto Acuña, Sergio; Novas, Fernando E. (Elsevier, 2017)We describe isolated shark teeth collected from levels of the Calafate Formation at the SE coast of the Argentino Lake, Calafate city, Santa Cruz province, Argentina (Atlantic Ocean), and from the Algarrobo coast at the ...
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O'Keefe, F. Robin; Otero, Rodrigo A.; Soto Acuña, Sergio; O'Gorman, Jose P.; Godfrey, Stephen J.; Chatterjee, Sankar (Taylor & Francis, 2017)This paper redescribes the holotype skull of the aristonectine elasmosaur Morturneria seymourensis from the upper Maastrichtian of Seymour Island, Antarctica. This description supports the validity of the genus Morturneria, ...
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Cryptoclidid plesiosaurs (Sauropterygia, Plesiosauria) from the Upper Jurassic of the Atacama Desert Otero, Rodrigo A.; Alarcón Muñoz, Jhonatan; Soto Acuña, Sergio; Rojas, Jennyfer; Rojas, Osvaldo; Ortiz, Héctor (Taylor and Francis, 2020)This study presents the first plesiosaurs recovered from the Jurassic of the Atacama Desert that are informative at the genus level. One specimen is represented by an articulated axial section that shows distinctive features, ...
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Ossa Fuentes, Luis; Soto Acuña, Sergio; Bona, Paula; Sallaberry, Michel; Vargas, Alexander O. (Wiley, 2020)The adult ankle of early reptiles had five distal tarsal (dt) bones, but in Dinosauria, these were reduced to only two: dt3 and dt4, articulated to metatarsals (mt) mt3 and mt4. Birds have a single distal tarsal ossification ...
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Otero, Rodrigo A.; Soto Acuña, Sergio; Rojas, Jennyfer; Rojas M., Osvaldo (Elsevier, 2020)This research presents the first pliosaur remains from the Upper Jurassic of the Atacama Desert, in northern Chile. Two specimens recovered from Oxfordian levels, are represented by a fragmentary mandibular ramus and by ...
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Parra Flores, Julio; Maury Sintjago, Eduard; Rodríguez, Alejandra; Soto Acuña, Sergio; Aguirre, Juan; Troncoso Herrera, Miriam; Figueroa Gronemeyer, Guillermo (Sociedad Chilena de Nutrición, 2020)
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Parra Flores, Julio; Maury-Sintjago, Eduard; Rodríguez Fernández, Alejandra; Acuña, Sergio; Cerda, Fabiola; Aguirre García, Juan; Holy, Ondrej (International Association for Food Protection, 2020)Cronobacter is a bacterial genus that includes seven species, and the species Cronobacter sakazakii is most related to meningitis and septicemia in infants associated with powdered infant formula (PIF). The objectives ...
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Otero, Rodrigo A.; Oyarzún, José Luis; Soto Acuña, Sergio; Yury Yáñez, Roberto E.; Gutierrez, Nestor M.; Le Roux, Jacobus; Torres, Teresa; Hervé Allamand, Francisco (Elsevier, 2013)This paper discusses a well-represented fossil record of cartilaginous fishes (Chondrichthyes) from southern South America. The recovered samples allow the recognition of three assemblages with chronostratigraphic and ...
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Alarcón Muñoz, Jhonatan; Soto Acuña, Sergio; Codorniú, Laura; Rubilar Rogers, David; Sallaberry Ayerza, Michel; Suárez, Manuel (Elsevier, 2020)New pterosaur remains from Cerro La Isla, Quebrada Monardes Formation (Lower Cretaceous), Northern Chile, are described. The material comprises mandibular remains preserving dental bases and two vertebrae of the mid cervical ...
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Otero, Rodrigo A.; Soto Acuña, Sergio; O'Keefe, Frank R. (Taylor & Francis, 2018)The upper Maastrichtian elasmosaurid plesiosaur Aristonectes quiriquinensis from central Chile is here redescribed following further preparation of the holotype. New cranial characters include a flattened skull with a ...
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Bustamante, Fernanda; Maury Sintjago, Eduard; Cerda Leal, Fabiola; Acuña, Sergio; Aguirre, Juan; Troncoso, Miriam; Figueroa, Guillermo; Parra Flores, Julio (MDPI, 2020)Ready-to-eat (RTE) artisanal foods are very popular, but they can be contaminated by Listeria monocytogenes. The aim was to determine the presence of L. monocytogenes in artisanal RTE foods and evaluate its food safety ...
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Labarca, Rafael; González Guarda, Erwin; Lizama Catalán, Álvaro; Villavicencio, Natalia A.; Alarcón Muñoz, Jhonatan; Suazo Lara, Felipe; Oyanadel Urbina, Pablo; Soto Huenchumán, Paula; Salazar, Christian; Soto Acuña, Sergio; Buldrini, Karina E. (Elsevier, 2020)The Laguna de Tagua Tagua has yielded two important late Pleistocene archaeological sites, Taguatagua 1 and Taguatagua 2, in which a clear early human exploitation of megafauna has been recorded. Particularly in Taguatagua ...
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Alarcón Muñoz, Jhonatan; Labarca, Rafael; Soto Acuña, Sergio (Elsevier, 2020)Rallidae, which includes coots, crakes and moorhens, is one of the most speciose families among the Gruiformes. This family exhibits a pattern of diversification that has involved significant episodes of regional expansion ...