Tissue-specific geometry and chemistry of modern and fossilized melanosomes reveal internal anatomy of extinct vertebrates

V Rossi, ME McNamara, SM Webb… - Proceedings of the …, 2019 - National Acad Sciences
Recent discoveries of nonintegumentary melanosomes in extant and fossil amphibians offer
potential insights into the physiological functions of melanin not directly related to color …

Fossilization of melanosomes via sulfurization

ME McNamara, BE Van Dongen, NP Lockyer… - …, 2016 - Wiley Online Library
Fossil melanin granules (melanosomes) are an important resource for inferring the
evolutionary history of colour and its functions in animals. The taphonomy of melanin and …

Experimental maturation of feathers: implications for reconstructions of fossil feather colour

ME McNamara, DEG Briggs, PJ Orr… - Biology …, 2013 - royalsocietypublishing.org
Fossil feathers often preserve evidence of melanosomes—micrometre-scale melanin-
bearing organelles that have been used to infer original colours and patterns of the plumage …

Direct chemical evidence for eumelanin pigment from the Jurassic period

K Glass, S Ito, PR Wilby, T Sota… - Proceedings of the …, 2012 - National Acad Sciences
Melanin is a ubiquitous biological pigment found in bacteria, fungi, plants, and animals. It
has a diverse range of ecological and biochemical functions, including display, evasion …

Pheomelanin pigment remnants mapped in fossils of an extinct mammal

PL Manning, NP Edwards, U Bergmann, J Anné… - Nature …, 2019 - nature.com
Recent progress has been made in paleontology with respect to resolving pigmentation in
fossil material. Morphological identification of fossilized melanosomes has been one …

Morphological and Geochemical Evidence of Eumelanin Preservation in the Feathers of the Early Cretaceous Bird, Gansus yumenensis

HE Barden, RA Wogelius, D Li, PL Manning… - PLoS …, 2011 - journals.plos.org
Recent studies have shown evidence for the preservation of colour in fossilized soft tissues
by imaging melanosomes, melanin pigment containing organelles. This study combines …

Trace metals as biomarkers for eumelanin pigment in the fossil record

RA Wogelius, PL Manning, HE Barden, NP Edwards… - Science, 2011 - science.org
Well-preserved fossils of pivotal early bird and nonavian theropod species have provided
unequivocal evidence for feathers and/or downlike integuments. Recent studies have …

Reconstructing carotenoid-based and structural coloration in fossil skin

ME McNamara, PJ Orr, SL Kearns, L Alcala, P Anadon… - Current Biology, 2016 - cell.com
Evidence of original coloration in fossils provides insights into the visual communication
strategies used by ancient animals and the functional evolution of coloration over time [1–7] …

Non-integumentary melanosomes can bias reconstructions of the colours of fossil vertebrates

ME McNamara, JS Kaye, MJ Benton, PJ Orr… - Nature …, 2018 - nature.com
The soft tissues of many fossil vertebrates preserve evidence of melanosomes—micron-
scale organelles that inform on integumentary coloration and communication strategies. In …

Melanosome evolution indicates a key physiological shift within feathered dinosaurs

Q Li, JA Clarke, KQ Gao, CF Zhou, Q Meng, D Li… - Nature, 2014 - nature.com
Inference of colour patterning in extinct dinosaurs,, has been based on the relationship
between the morphology of melanin-containing organelles (melanosomes) and colour in …