Paul C. Lyons

8 Questions 13 Answers 0 Followers

Questions related from Paul C. Lyons

What is the best way to determine the frequency of plant fossils in a shale matrix?

Plant fossils come in different sizes and it is important not to overcount the largest ones and overcount or undercount the smaller ones.

08 August 2017 3,874 2 View

How do you recgznize a Permian locality based upon palynology or plant megafossils?

It would be interesting to know the decisive criteria.in recognizing Permian localities.

02 February 2017 9,929 0 View

In modern terms, was Charles Darwin, a biologist, geologist, or something else?

In his time, Charles Darwin was a naturalist who investigated many fields of science.

09 September 2016 5,865 6 View

What is the difference between a chemical signature and a chemical fingerprint?

I think that both terms have been used in the literature. Maybe they are the same concept but maybe not.

03 March 2016 9,999 1 View

What is the difference between precision and accuracy when you are looking at analytical data?

Analytical numbers are often given with a plus (+) and minus ( -) and, therefore, can have a lot to do with how we interpret our data.

01 January 2016 5,014 3 View

Of all the great hypotheses of the 19th and 20th Centuries which one is the greatest, either in the geological sciences, physical sciences?

Justify your choice and indicate why it is the best.

12 December 2015 2,580 6 View

What are the most reliable ways of determining the paleoclimate during the Pennsylvanian (ex Late Carboniferous) and Permian?

We know that paleoclimatic changes occurred during Pennsylvanian and Permian timesl The Pennsylvanian in Euramerica was characterized by great peat (coal) swamps, there were widespread changes in...

03 March 2015 5,401 2 View

Have fungi been observed in the organic matter of Carboniferous coal balls?

Fungi are rare in Carboniferous coal where they are classified as the maceral funginite.

12 December 2013 9,238 2 View