Results 11 to 20 of about 1,225 (234)

The first Oligocene sea turtle (Pan-Cheloniidae) record of South America [PDF]

open access: yesPeerJ, 2018
The evolution and occurrence of fossil sea turtles at the Pacific margin of South America is poorly known and restricted to Neogene (Miocene/Pliocene) findings from the Pisco Formation, Peru.
Edwin Cadena, Juan Abella, Maria Gregori
doaj   +8 more sources

Heart rate and cardiac response to exercise during voluntary dives in captive sea turtles (Cheloniidae) [PDF]

open access: yesBiology Open, 2020
In chelonids, oxygen is primarily stored in the lungs during a dive. Therefore, management of blood oxygen transportation to peripheral tissues by cardiovascular adjustments during submergence is crucial to maximize their dive duration, and consequently,
Junichi Okuyama   +2 more
doaj   +5 more sources

Humerus osteology, myology, and finite element structure analysis of Cheloniidae [PDF]

open access: yesThe Anatomical Record, 2019
Adaptation of osteology and myology lead to the formation of hydrofoil foreflippers in Cheloniidae (all recent sea turtles except Dermochelys coriacea) which are used mainly for underwater flight.
Anna Krahl   +5 more
semanticscholar   +6 more sources

Prionochelys matutina Zangerl, 1953 (Testudines: Pan-Cheloniidae) from the Late Cretaceous of the United States and the evolution of epithecal ossifications in marine turtles [PDF]

open access: yesPeerJ, 2018
Background Many neritic to nearshore species of marine adapted turtle from the Late Cretaceous of North America are thought to represent the stem lineage of Cheloniidae but due to fragmentary holotypes, low total specimen counts, and resultantly ...
Andrew D. Gentry
doaj   +4 more sources

Comparative study of polycyclic aromatic hydrocarbons (PAHs) in salt gland and liver of loggerhead turtle Caretta caretta (Linnaeus, Cheloniidae) stranded along the Mediterranean coast, Southern Italy [PDF]

open access: yesEcotoxicology and Environmental Safety, 2023
The levels of polycyclic aromatic hydrocarbons, PAHs, were determined in the liver and salt gland of 19 loggerhead turtles (Caretta caretta Linnaeus, Cheloniidae) stranded along the coasts of the south Tyrrhenian Sea, Italy, from 2019 to 2021. The 16 EPA’
Michele Arienzo   +8 more
doaj   +3 more sources

A fossil sea turtle (Reptilia, Pan-Cheloniidae) with preserved soft tissues from the Eocene Fur Formation of Denmark

open access: yesJournal of Vertebrate Paleontology, 2021
A new hard-shelled sea turtle (Pan-Cheloniidae) with vestigial soft tissues from the lower Eocene (Ypresian) Fur Formation of Denmark is described and illustrated.
Mats E Eriksson, Johan Lindgren
exaly   +3 more sources

First record of the hawksbill turtle (Eretmochelys imbricata, Reptilia: Testudines: Cheloniidae) from South Korea

open access: yesJournal of Asia-Pacific Biodiversity, 2020
To conserve national biodiversity, enlisting and detailed morphological description of unrecorded species is critical. Here, we, for the first time in Korea, report and describe detailed morphological characteristics of two juvenile hawksbill turtles ...
Il-Hun Kim, Dong-Jin Han, Daesik Park
exaly   +4 more sources

A multi-method characterization of Elasmobranch & Cheloniidae communities of the north-eastern Red Sea and Gulf of Aqaba. [PDF]

open access: yesPLoS One, 2022
The Red Sea is particularly biodiverse, hosting high levels of endemism and numerous populations whose extinction risk is heightened by their relative isolation.
Garzon F   +9 more
europepmc   +2 more sources

Morphological features of the nasal cavities of hawksbill, olive ridley, and black sea turtles: Comparative studies with green, loggerhead and leatherback sea turtles. [PDF]

open access: yesPLoS ONE, 2021
We analyzed the internal structure of the nasal cavities of hawksbill, olive ridley and black sea turtles from computed tomography images. The nasal cavities of all three species consisted of a vestibule, nasopharyngeal duct and cavum nasi proprium that ...
Chiyo Kitayama   +14 more
doaj   +2 more sources

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