earth science

Sicilian Stage

Sicilian Stage is a earth science 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 Sicilian Stage rather than just read about it. In short: The Sicilian European Stage is a European faunal stage in the Pleistocene of the Geologic time scale. While earlier defined as between 0.781 ± 0.005 Ma and 0.26 Ma (million years ago), in the middle of the Pleistocene epoch, more accurate data places it at the end of the early Pleistocene, ending at 0.781 ± 0.005 Ma, and makes it a sub-stage.

Key takeaways

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

Reference excerpt

The Sicilian European Stage is a European faunal stage in the Pleistocene of the Geologic time scale. While earlier defined as between 0.781 ± 0.005 Ma and 0.26 Ma (million years ago), in the middle of the Pleistocene epoch, more accurate data places it at the end of the early Pleistocene, ending at 0.781 ± 0.005 Ma, and makes it a sub-stage. The Sicilian Stage was originally proposed by Doderlein, in 1872, and thought to occur after the end of the Calabrian. The Milazzian faunal stage is sometimes considered to be the last part of the Sicilian, and sometimes to be after it. In 1991, Rio et al. proposed placing the Sicilian as a sub-stage below (before) the Brunhes–Matuyama magnetic reversal, as part of a newly defined Selinuntian Stage which would be divided into the Santernian, Emilian, and Sicilian sub-stages, completely replacing the Calabrian. Although the problems with the Calabrian pointed out by Rio were acknowledged, the name "Calabrian" was not rejected; however, the Sicilian was recognized by some as the third sub-stage of the Calabrian., and continues to be used.

Representative Fauna Tursiops osennae (Simonelli, 1911), a porpoise

Notes

References "Sicilian European Stage". The International Commission on Stratigraphy. 2009. Archived from the original on 22 January 2009. Gignoux, M. (1910) "Sur la Classification du Pliocene et du Quarternaire de I'talie du Sud" Comptes Rendus de l'Académie des Sciences 150: pp. 841–844

Worked examples

Example 1 — a first encounter with Sicilian Stage

Start with the simplest possible case. Write down what Sicilian Stage claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In earth science, 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 Sicilian Stage 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 Sicilian Stage 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 Sicilian Stage

In research: Sicilian Stage appears in earth science 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 Sicilian Stage 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: Sicilian Stage is common in secondary-school and first-year university syllabi. It links to neighbouring topics Biochronology, Geochronology stubs, Middle Pleistocene, so understanding it makes those chapters shorter.
In everyday life: Look for Sicilian Stage 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.

Ask Teacher Smith questions about this articleOpens your AI tutor with a question about “Sicilian Stage” →

Affiliate

Preply — study more efficiently by working with a personal tutor. 50% off.

How to study Sicilian Stage in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Sicilian Stage 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.
Explain Sicilian Stage out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Sicilian Stage in simple terms?

Why does Sicilian Stage matter?

Because it connects several earth science 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 Sicilian Stage?

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 Sicilian Stage.