biology

Underwood's mussurana

Underwood's mussurana 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 Underwood's mussurana rather than just read about it. In short: Underwood's mussurana or Saint Lucia cribo (Clelia errabunda) is an extinct species of snake in the family Dipsadidae. The species was formerly endemic to the Caribbean island of Saint Lucia.

Key takeaways

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

Reference excerpt

Underwood's mussurana or Saint Lucia cribo (Clelia errabunda) is an extinct species of snake in the family Dipsadidae. The species was formerly endemic to the Caribbean island of Saint Lucia. It was originally thought to belong to the species Clelia clelia. Like other species of mussurana, it is known to have fed on other snakes; one museum specimen is preserved in the act of swallowing a Bothrops species. Its extinction is believed to have been caused by human activity. It was mistakenly recorded as present on Dominica due to a cataloging error.

References

Further reading Underwood G (1993). "A new snake from St. Lucia, West Indies". Bull. Nat. Hist. Mus. (Zool.) 59 (1): 1–9. (Clelia errabunda, new species).

External links Clelia errabunda Archived 2011-07-26 at the Wayback Machine at the Encyclopedia of Life. Clelia errabunda at the Reptile Database.

Worked examples

Example 1 — a first encounter with Underwood's mussurana

Start with the simplest possible case. Write down what Underwood's mussurana 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 Underwood's mussurana 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 Underwood's mussurana 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 Underwood's mussurana

In research: Underwood's mussurana 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 Underwood's mussurana 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: Underwood's mussurana is common in secondary-school and first-year university syllabi. It links to neighbouring topics Clelia (snake), Dipsadinae stubs, Extinct animals of the Caribbean, so understanding it makes those chapters shorter.
In everyday life: Look for Underwood's mussurana 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 Underwood's mussurana in 20 minutes

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

Frequently asked questions

What is Underwood's mussurana in simple terms?

Underwood's mussurana or Saint Lucia cribo (Clelia errabunda) is an extinct species of snake in the family Dipsadidae. The species was formerly endemic to the Caribbean island of Saint Lucia.

Why does Underwood's mussurana 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 Underwood's mussurana?

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 Underwood's mussurana.