biology

Sansan paleontological site

Sansan paleontological site is a biology topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Sansan paleontological site rather than just read about it. In short: The Sansan paleontological site (locally au Campané) is a Miocene fossil deposit in Sansan, in the French department of Gers. Searched by Edouard Lartet until 1847, it was considered useful for Science and is registered by the Inventaire national du Patrimoine Géologique (InPG) as an international-level site.

Key takeaways

Sansan paleontological site belongs to biology; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Sansan paleontological site to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Sansan paleontological site from memory before moving on to harder problems.

Reference excerpt

The Sansan paleontological site (locally au Campané) is a Miocene fossil deposit in Sansan, in the French department of Gers. Searched by Edouard Lartet until 1847, it was considered useful for Science and is registered by the Inventaire national du Patrimoine Géologique (InPG) as an international-level site. It constitutes one of the most important Middle Cenozoic deposits and is well known in palaeontological circles. The National Museum of Natural History bought 4 hectares (9.9 acres) of terrain in 1848 and oversee any research on the site since then. The research stopped in 1999. The site has been open to the public since 2018.

Location The paleontological site is located inside the commune of Sansan, on the Campané hill at 238 m (781 ft) above sea level, in the Gers department, 16 km (9.9 mi) south of Auch. The hill and its surroundings were historically called "Camp de las hossos".

Recent history The deposits were excavated regularly from 1834 to 1999. Francis Duranthon from the Toulouse Museum and Pascal Tassy from the Paris Museum were the last researchers to have worked on Sansan, specifically on the southern flank. Outcrops were backfilled, vegetation grew back and a paleontological trail was created in 2018 by the Communauté de communes du Val de Gers. Today, research have stopped but the site is open for public access. A 2.5 km (1.6 mi) trail, marked by interpretive panels, helps to teach how Edouard Lartet discovered the site and how his discovery revolutionized the scientific theories of the time and exposed the richness of its Miocene fauna and flora.

Species list The site of Sansan gave 85 mammal species from 9 orders, 30 families and 75 genera, being one of the richest Miocene sites in Europe. One of the most important discoveries on the site was the description by Edouard Lartet in 1837 of Pliopithecus, a catarrhini monkey, which was a keystone in the reject of creationism by scientists and the advance towards the evolution theory. The first fossil was discovered in 1834 by the shepherd Joseph Débats, who lived on the hilltop. It was a proboscidean molar. He told the Gers lawyer Edouard Lartet, who explored the site. The Sansan mastodont, Archaeobelodon, was entirely reconstructed in 1851 by Laurillard, a first in Europe. Edouard Lartet describes in 1834 a large carnivore, which he named Amphicyon major. The first fossils of the chalicothere species Anisodon grande were also recovered in Sansan. The following table shows all 85 species of mammals found in Sansan.

Chiroptera

Proboscidea

Perissodactyla

Artiodactyla

Rodentia

Lagomorpha

Primates

Insectivora

Carnivora

References

External links DREAL Occitanie (ed.). "Le paléosite classé de Sansan (32) valorisé". Museum national d'Histoire naturelle (ed.). "Le paléosite de Sansan". " Le paléosite de Sansan", Communauté de Communes Val de Gers

Illustrations

Worked examples

Example 1 — a first encounter with Sansan paleontological site

Start with the simplest possible case. Write down what Sansan paleontological site claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In biology, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Sansan paleontological site before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Sansan paleontological site ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Sansan paleontological site

In research: Sansan paleontological site appears in biology research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Sansan paleontological site in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Sansan paleontological site is common in secondary-school and first-year university syllabi. It links to neighbouring topics Fossiliferous stratigraphic units of Europe, Geologic formations of France, Gers, so understanding it makes those chapters shorter.
In everyday life: Look for Sansan paleontological site outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Sansan paleontological site in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Sansan paleontological site means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
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Frequently asked questions

What is Sansan paleontological site in simple terms?

Why does Sansan paleontological site matter?

Because it connects several biology ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Sansan paleontological site?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Sansan paleontological site.