biology

Nubian flapshell turtle

Nubian flapshell turtle 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 Nubian flapshell turtle rather than just read about it. In short: The Nubian flapshell turtle or Nubian soft-shelled turtle (Cyclanorbis elegans) is one of two species of softshell turtle in the genus Cyclanorbis of the Trionychidae family. It is thought to have ranged from West Africa east through Central Africa to South Sudan, although it has been extirpated from the vast majority of its range.

Key takeaways

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

Reference excerpt

The Nubian flapshell turtle or Nubian soft-shelled turtle (Cyclanorbis elegans) is one of two species of softshell turtle in the genus Cyclanorbis of the Trionychidae family. It is thought to have ranged from West Africa east through Central Africa to South Sudan, although it has been extirpated from the vast majority of its range.

Distribution Historically, Cyclanorbis elegans was found over a wide range, spanning from West Africa (Benin, Ghana, Nigeria, Togo) east through Central African Republic, Chad, Ethiopia and Sudan. In 2017, a lone population was found in the White Nile wetlands of South Sudan by Prof. Luca Luiselli and his team; this discovery was publicized in a 2019 paper. In 2021, another population was found along the same wetlands, but in northern Uganda (near the border with South Sudan); the species had not previously been recorded in this area. On the biodiversity database iNaturalist, several "research-grade" sightings—i.e., with clear photographic evidence and GPS coordinates—of C. elegans have been documented between April 2022 and May 2024; the bulk of these observations took place in and around Salamat, Chad, while others have occurred in West Gonja, Ghana, and Tangúieta, Benin.

Description The Nubian flapshell turtle can reach a length of up to 70 cm (27.5 in).

Conservation The Nubian flapshell turtle's habitat is often located in very politically-hostile and tumultuous areas, which results in habitat loss due to situations surrounding local skirmishes, land mines and a greater need for water by local armed forces and civilians. In addition, especially during times of war, the turtles may be hunted as bushmeat. Some Chinese expatriates in Africa are known to offer rather large sums of money to poorer fishermen in exchange for catching these turtles, as they are valued for both food and Chinese medicine. Some of the captured turtles are then further exported to Asia for "fresh" availability. Bari fishermen, in South Sudan, have extensive cultural knowledge of the Nubian flapshell turtle, including natural history, lifestyle and reproductive patterns, and nesting sites, which may prove useful in future and ongoing conservation efforts of the species.

References

External links Media related to Cyclanorbis elegans at Wikimedia Commons Data related to Cyclanorbis elegans at Wikispecies

Illustrations

Worked examples

Example 1 — a first encounter with Nubian flapshell turtle

Start with the simplest possible case. Write down what Nubian flapshell turtle 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 Nubian flapshell turtle 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 Nubian flapshell turtle 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 Nubian flapshell turtle

In research: Nubian flapshell turtle 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 Nubian flapshell turtle 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: Nubian flapshell turtle is common in secondary-school and first-year university syllabi. It links to neighbouring topics Cyclanorbis, Fauna listed on CITES Appendix II, IUCN Red List critically endangered species, so understanding it makes those chapters shorter.
In everyday life: Look for Nubian flapshell turtle 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 Nubian flapshell turtle in 20 minutes

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

Frequently asked questions

What is Nubian flapshell turtle in simple terms?

Why does Nubian flapshell turtle 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 Nubian flapshell turtle?

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 Nubian flapshell turtle.