microfossil

(redirected from Microfossils)
Also found in: Dictionary, Thesaurus, Medical, Legal.

microfossil

[¦mī·krō′fäs·əl]
(paleontology)
A small fossil which is studied and identified by means of the microscope.
References in periodicals archive ?
Fecal structures also occur among the acid-extracted microfossils (Butterfield and Nicholas 1996; Wilson 2004), where they take the form of more or less coherent strings of compressed carbonaceous material up to a few millimetres long and from 20 to 450 [micro]m wide (n > 70).
Microfossils of the Eze-Aku Formation (Turonian) at Nkalagu quarry, Eastern Nigeria // Journal of Mining and Geology.
Gray, "The Microfossil Record of Early Land Plants," Philosophical Transactions of the Royal Society of London B 355 (2000): 717-32.
Because of macro and microfossils of the Qom Formation such as Globorotalia (Turborotalia) opima opima BOLLI present in the member B and Catapsydrax stainforthi present in the C member.
It covers material types and analytical strategies used in examining the evidence, such as rocks, dusts, minerals, spores, and microfossils, as well as anthropogenic particles like pottery and clay.
Starch microfossils were found at seven sites dating from 6,000 years ago.
Coria also hopes to add new fines of research in invertebrates and paleo palynology, the study of the microfossils of plant pollen and spores.
Other acid-resistant microfossils encountered during this study include acritarchs, foraminiferans, melanoscleritoids, chitinous hydroids, and graptolite siculae, but these were not studied quantitatively.
Benthic foraminiferan ages have been found to be time transgressive in the Cenozoic rocks of the Pacific coast of North America and are not, by themselves, reliable age indicators relative to ages derived from planktonic microfossils (Prothero 2001).
In 1996, David McKay and fellow researchers at the Johnson Space Center announced that they had found structures in a Martian meteorite that could be microfossils left by an unknown organism, although that conclusion remains in dispute.
These identified the composition of sediments in terms of grain size, carbonate content and microfossils.
Since early Ypresian microfossils are present in Wenonah even though the Acadia chalk is not, it follows that this unit may in fact be late Ypresian in age.