与 «INDEX FOSSIL»相关的英语书籍
在以下的参考文献中发现
index fossil的用法。与
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The index fossil concept provided the answer, except that in archaeology,
artifacts replaced fossils. This meant that strata in widely separated sites
containing the same distinctive artifact forms—called time-markers in
archaeology—are as- ...
Robert Kelly, David Thomas, 2012
2
Roadmap to the Regents: Physical setting/Earth science
60 The question asks you to explain why Chronoperates paradoxus would not be
a good index fossil. In order to answer correctly, you must understand the
concept of an index fossil. A fossil is the remains or evidence of a once-living
plant or ...
3
The
Fossil Book: A Record of Prehistoric Life
An index fossil is found in rocks that formed in one limited part of earth history. A
certain species of Inoceramus, for example, is common in Late Cretaceous
shales that extend from Minnesota to Alberta, and formations containing shells of
this ...
Pat Vickers Rich, Thomas H. V. Rich, 1989
4
Laboratory Exercises in Oceanography
As you can imagine, a good index fossil would be one that lived over the entire
surface of an ancient ocean for a short interval of geologic time. As individuals
died and sank, their skeletons would be incorporated into the bottom sediments,
...
Donn S. Gorsline, Richard E. Casey, 2001
5
Encyclopedic Dictionary of Archaeology
New chronometric dating techniques have shown the probability of independent
invention for at least some of these ideas, (syn. parallelism) index fossil: A fossil
with widespread geographical range but restricted in time to a brief existence.
6
Animal Behavior Desk Reference: A Dictionary of Animal ...
A fossil species, or genus, that is often found in a particular stratigraphic unit or
time unit; contrasted with guide fossil and index fossil (Bates and Jackson 1984).
See fossil: index fossil. syn. diagnostic fossil, index fossil (not preferred) (Bates ...
7
Paleobotany: The Biology and Evolution of
Fossil Plants
To be effective, an index fossil should (1) distinguishable from other fossils and
easily identifiable, (2) have existed during a relatively short period of geologic
time, (3) be abundant, (4) be widely distributed geographically, and (5) have lived
in ...
Edith L. Taylor, Thomas N. Taylor, Michael Krings, 2009
8
Principles of Paleontology: Second Edition
The attributes of an ideal index fossil are: wide geographic distribution, ecologic
tolerance, abundance, rapid evolutionary rate, and distinct morphologic features.
Index fossils are especially useful for interregional and intercontinental ...
9
Bringing Fossils to Life: An Introduction to Paleobiology
There are also some problems with the index fossil approach to correlation. Too
often, the index fossil is equated with the formation, and no attempt is made to
document the actual range of the fossil within thefor- mation.This results in a loss
of ...
10
CliffsTestPrep Regents Earth Science: The Physical Setting ...
During what geologic time period did the oldest index fossil shown in this table
exist? Correct Answer: Silurian Locate each fossil on the Earth Science
Reference Tables. You will see that they are labeled Y, G, and C, respectively.
Under the ...
American BookWorks Corporation, 2008
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Nuclear Blasts May Prove Best Marker of Humanity's Geologic …
It's not a real golden spike but a line of darker shale and a marker of these graptolites' significance as what's called an index fossil: Wherever ... «Scientific American, 二月 15»
Yes, Virginia, there is a state fossil
They are the index fossil for the Lower Yorktown Formation. Index fossils are ones that are used to define periods of geologic time, in this case ... «Suffolk News-Herald, 十月 14»
A mysterious seed fern, Lepidopteris, discovered from the Upper …
Although Lepidopteris was a typical element of the Late Permian Euramerican flora, the species L. ottonis was considered to be an index fossil ... «Phys.Org, 九月 12»
New material of mammal Coryphodontid found from the Erlian Basin …
... widespread geographic distribution of E. mongoliensis make this species an index fossil for the Arshantan Asian Land Mammal Age (ALMA). «Phys.Org, 八月 12»
Zazen and the Art of Fiction - an interview with Vanessa Veselka
Thinking of Taco Bell as an index fossil of a cultural movement makes sense to me. But in general, I\'m shocked at how much science comes up in my work. «CultureMob, 五月 11»
Bad Religion-Part IV (The Index Fossil)
... is not available right now. Please try again later. Uploaded on Jul 3, 2010. Band: Bad Religion Album: Suffer Song: Part IV (the Index Fossil) ... «YouTube, 七月 10»
Celtic Hoard Found in Netherlands
Coins are often used as "index fossils" by archaeologists. An index fossil is a fossil with which paleontologists are familiar that is also known to ... «NumisMaster.com, 一月 09»
Past global warming created new species
"If it turns out that these unique types of magnetite are limited to this boundary, they could be used as an index fossil. In addition, it is clear that a ... «environmentalresearchweb, 十月 08»
