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A gravid fossil turtle from the Early Cretaceous reveals a different egg development strategy to that of extant marine turtles
ArticleAbstract: Extant sea turtles develop and lay pliable (flexible) eggs; however, it is unknown whether they inhePalabras claves:fossil eggs, gravid turtle, Protostegidae, Testudines, Villa de LeyvaAutores:E. A. Cadena, Padilla-Bernal S., Parra-Ruge J.d.D., Parra-Ruge M.L.Fuentes:scopusA new hybodontiform shark (Strophodus Agassiz 1838) from the Lower Cretaceous (Valanginian-Hauterivian) of Colombia
ArticleAbstract: The vertebrate marine faunas that inhabited northern South America during the Cretaceous are still pPalabras claves:Acrodontidae, Durophagous, Gondwana, Rosa Blanca Formation, SOUTH AMERICA, ZapatocaAutores:Carrillo-Briceño J.D., E. A. CadenaFuentes:scopusFirst Fossil of Rhinoclemmys Fitzinger, 1826 (Cryptodira, Geoemydidae) East of the Andes
ReviewAbstract: We describe the first undisputable fossil of Rhinoclemmys (Cryptodira, Geoemydidae) east of the AndePalabras claves:Late pleistocene, Paleobiogeography, Testudines, VENEZUELAAutores:Carrillo-Briceño J.D., E. A. CadenaFuentes:scopusFirst fossil skull of chelus (Pleurodira: Chelidae, matamata turtle) from the early miocene of Colombia
ArticleAbstract: Here we describe the first fossil skull so far known for the turtle genus Chelus from the early MiocPalabras claves:Chelidae, COLOMBIA, LA GUAJIRA, SOUTH AMERICA, TestudinesAutores:E. A. Cadena, Jaramillo C.A.Fuentes:scopusFirst record of a hybodont shark (Chondrichthyes: Hybodontiformes) from the Lower Cretaceous of Colombia
ArticleAbstract: The Mesozoic chondrichthyan fossil record from northern South America is scarce and poorly known conPalabras claves:Elasmobranchii, Mesozoic, SOUTH AMERICA, Valanginian, ZapatocaAutores:Carrillo-Briceño J.D., Dececchi A.T., Du T.Y., E. A. Cadena, Larson H.C.E.Fuentes:scopusNew Podocnemidid Turtle (Testudines: Pleurodira) from the Middle-Upper Paleocene of South America
ArticleAbstract: A new pleurodiran turtle, Cerrejonemys wayuunaiki, from the middle to upper Paleocene, Cerrejn FormaPalabras claves:Autores:Bloch J.I., E. A. Cadena, Jaramillo C.A.Fuentes:scopusNew bothremydid turtle (Testudines, Pleurodira) from the paleocene of northeastern Colombia
ArticleAbstract: A new turtle, Puentemys mushaisaensis, from the middle to late Paleocene Cerrejn Formation of ColombPalabras claves:Autores:Bloch J.I., E. A. Cadena, Jaramillo C.A.Fuentes:scopusNorthernmost tip of South America: Giant testudinids, chelids, and podocnemidids from the castilletes formation, Colombia
ArticleAbstract: Here we describe the northernmost South American record of fossil turtles from the late early MiocenPalabras claves:Chelidae, COLOMBIA, Miocene, Podocnemididae, TESTUDINIDAE, turtlesAutores:E. A. Cadena, Jaramillo C.A.Fuentes:scopusPalaeoamyda messeliana nov. comb. (Testudines, Pan-Trionychidae) from the Eocene Messel Pit and Geiseltal localities, Germany, taxonomic and phylogenetic insights
ArticleAbstract: Background. Abundant pan-trionychid (soft-shell) turtles specimens have been found in Eocene sequencPalabras claves:Eocene, Geiseltal, Germany, Messel Pit, TrionychidaeAutores:E. A. CadenaFuentes:scopusThe first benthic insects (Ephemeroptera and Coleoptera) from the Upper Cretaceous of Colombia
ArticleAbstract: The Upper Cretaceous fossil record of insects in northern South America is almost unknown. Here we dPalabras claves:Coleoptera, Ephemeroptera, Fossil insects, LA CALERA, SOUTH AMERICAAutores:Alfonso-Rojas A., E. A. CadenaFuentes:scopus