Raman spectroscopy is a powerful tool in molecular paleobiology: An analytical response to Alleon et al.(https://doi. org/10.1002/bies. 202000295)

J Wiemann, DEG Briggs - BioEssays, 2022 - Wiley Online Library
A recent article argued that signals from conventional Raman spectroscopy of organic
materials are overwhelmed by edge filter and fluorescence artefacts. The article targeted a …

Apatite in Hamipterus tianshanensis eggshell: advances in understanding the structure of pterosaur eggs by Raman spectroscopy

Y Li, X Zhu, Q Wang, S Jiang, Y Yang, W Luo, X Wang - Heritage Science, 2022 - Springer
Pterosaur eggs can offer information about pterosaur reproductive strategies and are
extremely precious because only a small number of specimens have been discovered …

[HTML][HTML] Microstructural and crystallographic evolution of palaeognath (Aves) eggshells

S Choi, ME Hauber, LJ Legendre, NH Kim, YN Lee… - Elife, 2023 - ncbi.nlm.nih.gov
The avian palaeognath phylogeny has been recently revised significantly due to the
advancement of genome-wide comparative analyses and provides the opportunity to trace …

Preservation of aragonite in Late Cretaceous (Campanian) turtle eggshell

S Choi, NH Kim, HI Kim, JJ Kweon, SK Lee… - Palaeogeography …, 2022 - Elsevier
Among amniotes, turtles are the only clade that lay aragonitic eggs. Because aragonite is a
metastable mineral, unequivocal preservation of aragonite in fossil turtle eggs has only been …

Triassic sauropodomorph eggshell might not be soft

S Choi, TR Yang, M Moreno-Azanza, S Zhang, NH Kim - Nature, 2022 - nature.com
The fossil record of dinosaur eggs is highly biased; in contrast to the relatively rich egg
record for theropods and sauropodomorphs 1, 2, the characteristics of ceratopsian eggs …

PVA: Nano-eggshell microcomposite as an energy storage material for supercapacitors

N Taşaltın, S Karakuş, E Tüzün, C Taşaltın… - Journal of Materials …, 2022 - Springer
The development and advantages of wearable flexible electronics have become attractive
issues with excellent electrochemical performances in energy storage devices. In this study …

Upper Cretaceous (Coniacian-Santonian) dinosaur nesting colony preserved in abandoned crevasse splay deposits, Wi Island, South Korea

S Kim, IG Hwang, YS Ghim, NH Kim, YN Lee - Palaeogeography …, 2022 - Elsevier
Dinosaur egg-bearing deposits of the Upper Cretaceous (Coniacian-Santonian) Wido
Volcanics at Wi Island, South Korea, were studied from a taphonomic perspective to improve …

Turtle eggs from the Lower Cretaceous Hasandong Formation (South Korea) with relict aragonite under significant thermal maturity

S Choi, H Kim, I Paik, Y Park, H Jung… - Journal of Vertebrate …, 2022 - Taylor & Francis
Unlike the eggshells of other amniotes, turtle eggshells are composed of aragonite, which is
a metastable mineral. Turtle eggshells in the fossil record are therefore usually transformed …

The first American occurrence of Phoenicopteridae fossil egg and its palaeobiogeographical and palaeoenvironmental implications

JA Cruz, O Moreno-Flores, E Corona-M… - Historical …, 2023 - Taylor & Francis
Fossil bird eggs from the Pleistocene of the Americas are rare. Previous records include
Uruguay, Bermuda, California (USA) and Mexico, including reports of complete fossil eggs …

Preserved Membrane on Dinosaur Eggshell Fragments, Upper Jurassic Morrison Formation, Eastern Utah

K Lazer, IP Stout, EL Simpson, MC Wizevich… - …, 2023 - pubs.geoscienceworld.org
Dinosaur eggshell fragments, from the Upper Jurassic Brushy Basin Member of the Morrison
Formation, Utah, were examined using Field Emission Scanning Electron Microscope …