Results 81 to 90 of about 963 (208)

(Cryptodira, Testudinidae)

open access: yes, 2022
This article presents a detailed comparative analysis of the bone microstructure of three extant species of South American turtles. The main histological characteristics of postcranial bones are identified, as well as the intraskeletal, ontogenetic and ...
Maria Eugenia Pereyra   +1 more
core   +1 more source

Rio Juruá: site 29 of Price’s expedition, and the first record of a Sebecidae (Notosuchia) for the Brazilian Solimões Formation [PDF]

open access: yesAnais da Academia Brasileira de Ciências
The Solimões Formation is one of the most fossiliferous units of the Neogene to Pleistocene of South America. Its rocks represent fluvial lacustrine Paleo-Amazon environments providing a rich record of paleovertebrate remains, including fishes (e.g ...
ANDRÉ E. PIACENTINI PINHEIRO   +4 more
doaj   +1 more source

Plant cover effect on Bolson tortoise (Gopherus flavomarginatus Legler 1959, Testudinidae) burrow use

open access: yesNature Conservation, 2017
The Bolson tortoise, Gopherus flavomarginatus, occurs within a restricted geographical area in the Mexican Chihuahuan Desert. We analyzed the variation in surface microhabitat with relation to the burrow occupancy for this tortoise at the Mapimí ...
Jorge Luis Becerra-López   +3 more
doaj   +3 more sources

A molecular perspective on the family Testudinidae batsch, 1788

open access: yes, 2002
Bibliography: leaves 228-252.The Family Testudinidae have a diverse distribution and, although limited to tropical and subtropical latitudes, are present on all continents with the exception of Australia and Antartica.
Cunningham, Jessica
core  

Phylogenetic and divergence time analysis of the Chelonoidis chilensis complex (Testudines: Testudinidae)

open access: yes, 2017
We present a phylogenetic and divergence time analysis of the Chelonoidis chilensis complex (the southernmost tortoises of South America) within crown Testudinidae.
Bolzan, Alejandro Daniel   +9 more
core   +1 more source

Figure 3 in The Miocene tortoise Testudo catalaunica Bataller, 1926, and a revised phylogeny of extinct species of genus Testudo (Testudines: Testudinidae)

open access: yes, 2016
Figure 3. Schematic drawings corresponding to the fossil remains depicted in Figure 2. Thick lines correspond to scute sulci, dashed lines denote plate sutures, and oblique lines denote missing portions or sediment encrusting the fossils.Published as ...
Alba, David M.   +3 more
core   +1 more source

Caracterização dos répteis descartados por mantenedores particulares e entregues ao Centro de Conservação e Manejo de Répteis e Anfíbios – RAN

open access: yesRevista de Biologia Neotropical, 2008
O interesse das pessoas em manter animais silvestres como animais de estimação é mais um incentivo à prática do comércio predatório e indiscriminado da fauna silvestre.
Valéria Leão Souza   +4 more
doaj   +1 more source

Las tortugas Chelidae (Pleurodira) y Testudinidae (Cryptodira) del Cenozoico argentino

open access: yes, 1988
Del estudio de los Chelidae y Testudinidae cenozoicos de Argentina se han obtenido conclusiones básicamente de orden sistemático, las que resultaron imprescindibles para abordar aspectos de distribución paleobiogeográfica y algunas evidencias que ...
Fuente, Marcelo Saúl de la
core  

Digital skull anatomy of the Oligocene North American tortoise Stylemys nebrascensis with taxonomic comments on the species and comparisons with extant testudinids of the Gopherus–Manouria clade

open access: yesSwiss Journal of Palaeontology
The anatomy of North American tortoises is poorly understood, despite a rich fossil record from the Eocene and younger strata. Stylemys nebrascensis is a particularly noteworthy turtle in this regard, as hundreds of specimens are known from Oligocene ...
Serjoscha W. Evers, Zahra Al Iawati
doaj   +1 more source

Las tortugas Chelidae (Pleurodira) y Testudinidae (Cryptodira) del Cenozoico argentino

open access: yes, 2010
Del estudio de los Chelidae y Testudinidae cenozoicos de Argentina se han obtenido conclusiones básicamente de orden sistemático, las que resultaron imprescindibles para abordar aspectos de distribución paleobiogeográfica y algunas evidencias que ...
Fuente, Marcelo Saúl de la
core  

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