In:
Proceedings of the Royal Society B: Biological Sciences, The Royal Society, Vol. 275, No. 1650 ( 2008-11-07), p. 2449-2454
Kurzfassung:
A newly discovered Konservat-Lagerstätte from the Middle Miocene of the western Olympus Range, Dry Valleys, Antarctica, yields cypridoidean ostracods complete with preserved body and appendages. This is the first record of three-dimensionally fossilized animal soft tissues from the continent. The ostracods are preserved in goethite, secondary after pyrite, representing a novel mode of exceptional preservation. They signal a high-latitude (greater than 77° south) lake setting (Palaeolake Boreas) viable for benthic animal colonization prior to 14 Myr ago. Their presence supports the notion of warmer, tundra-like environmental conditions persisting in the Dry Valleys until the Middle Miocene.
Materialart:
Online-Ressource
ISSN:
0962-8452
,
1471-2954
DOI:
10.1098/rspb.2008.0396
Sprache:
Englisch
Verlag:
The Royal Society
Publikationsdatum:
2008
ZDB Id:
1460975-7
SSG:
12
SSG:
25