Geochemical and paleoenvironmental analysis of lacustrine arthropod-bearing concretions of the Barstow Formation, southern California

LE Park - Palaios, 1995 - JSTOR
Calcareous concretions containing well-preserved aquatic and terrestrial arthropods are
found within lacustrine sediments of the middle Miocene Barstow Formation of the Mojave …

Paleoecology of an exceptionally preserved arthropod fauna from lake deposits of the Miocene Barstow Formation, Southern California, USA

LE Park, KF Downing - Palaios, 2001 - pubs.geoscienceworld.org
A unique aquatic arthropod Konservat Lagerstätte occurs in lacustrine-derived carbonate
concretions within the Miocene Barstow Formation of southern California. Faunal elements …

Palaeoenvironments associated with caddisfly‐dominated microbial‐carbonate mounds from the Tipton Shale Member of the Green River Formation: Eocene Lake …

VL Leggitt, RE Biaggi, HP Buchheim - Sedimentology, 2007 - Wiley Online Library
Caddisfly‐dominated microbial‐carbonate mounds and avian eggshell fragments are
common in a nearshore, oolite facies of the Tipton Shale Member of the Eocene Green River …

Geochemistry and early diagenesis of mammal-bearing concretions from the Sucker Creek Formation (Miocene) of southeastern Oregon

KF Downing, LE Park - Palaios, 1998 - pubs.geoscienceworld.org
In situ concretions are important sources of fossil mammals in the Sucker Creek Formation
(middle Miocene) in southeastern Oregon. Three discrete mammal-bearing concretion …

Late Pleistocene lakes and wetlands, Panamint Valley, Inyo County, California

AS Jayko, RM Forester, DS Kaufman, FM Phillips… - 2008 - pubs.geoscienceworld.org
Pleistocene deposits in Panamint Valley, California, document the changes in pluvial lake
level, source water, and elevation of the regional groundwater table associated with climate …

Carbonate concretions: an ideal sedimentary host for microfossils

CD Blome, NR Albert - Geology, 1985 - pubs.geoscienceworld.org
Microfossils extracted from carbonate concretions tend to be better preserved, more
abundant and diverse, and more likely to retain delicate and fragile structures than those …

Calcified algae as sediment contributors to early Paleozoic limestones; evidence from deep-water sediments of the Cow Head Group, western Newfoundland

M Coniglio, NP James - Journal of Sedimentary …, 1985 - pubs.geoscienceworld.org
Calcified algae are important elements of deep-water carbonate sediments in the Cow Head
Group. Large algal boundstone boulders in debris-flow conglomerates consist of Girvanella …

Use of fine-scale stratigraphy and chemostratigraphy to evaluate conditions of deposition and preservation of a Triassic Lagerstätte, south-central Virginia

CM Liutkus, JS Beard, NC Fraser… - Journal of Paleolimnology, 2010 - Springer
The rich, fossiliferous Triassic sediments exposed in the Virginia Solite Quarry include a 34-
mm-thick “insect layer” that is notable for detailed preservation of soft-bodied invertebrate …

Palaeoecology and palaeoenvironment of Mississippian coastal lakes and marshes during the early terrestrialisation of tetrapods

CE Bennett, TI Kearsey, SJ Davies, MJ Leng… - Palaeogeography …, 2021 - Elsevier
Abstract The Ballagan Formation of northern Britain provides an exceptional record of Early
Mississippian ecosystems that developed as tetrapods emerged onto land. In this paper, we …

Lacustrine carbonate deposition in Middle Pennsylvanian cyclothems—the Upper Freeport Formation, Appalachian Basin, USA

BLV Garcés, E Gierlowski-Kordesch - Journal of Paleolimnology, 1994 - Springer
Abstract The Upper Freeport Formation (Upper Allegheny Group, Middle Pennsylvanian) is
one of the earliest non-marine cyclothems in the Appalachian Basin and contains …