biology

Pseudocordylus melanotus

Pseudocordylus melanotus 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 Pseudocordylus melanotus rather than just read about it. In short: Pseudocordylus melanotus, also known as the common crag lizard or Highveld crag lizard, is a species of lizard found in Eswatini, Lesotho, and South Africa. Pseudocordylus subviridis is considered a distinct species by the Reptile Database, but a subspecies of Pseudocordylus melanotus by IUCN.

Key takeaways

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

Reference excerpt

Pseudocordylus melanotus, also known as the common crag lizard or Highveld crag lizard, is a species of lizard found in Eswatini, Lesotho, and South Africa. Pseudocordylus subviridis is considered a distinct species by the Reptile Database, but a subspecies of Pseudocordylus melanotus by IUCN. Pseudocordylus melanotus an ovoviviparous lizard, tolerant of temperatures no lower than –5 °C, and consequently occurring on rocky outcrops, hills and mountains throughout southern Africa. Various subspecies are found in the inland mountains of the Eastern Cape (Amatole–Great Winterberg) and Cape Fold Mountains, the Natal and Transvaal Drakensberg and foothills, Lesotho and Eswatini with an isolated population at Suikerbosrand, and also at the Magaliesberg. The type specimen was collected by the Scots zoologist Andrew Smith in 1838 in the hills between the main branches of the Orange River east of Philippolis, Orange Free State.

References

External links iSpot records List of South African reptiles - Johan Marais Van Der Wardt, S. T.; Kik, M. J.; Klaver, P. S.; Janse, M; Beynen, A. C. (1999). "Calcium balance in Drakensberg crag lizards (Pseudocordylus melanotus melanotus; Cordylidae)". Journal of Zoo and Wildlife Medicine. 30 (4): 541–4. JSTOR 20095918. PMID 10749442. Flemming, A. F. (1993). "The Male Reproductive Cycle of the Lizard Pseudocordylus m. melanotus (Sauria: Cordylidae)". Journal of Herpetology. 27 (4): 473–8. doi:10.2307/1564842. JSTOR 1564842.

Illustrations

Worked examples

Example 1 — a first encounter with Pseudocordylus melanotus

Start with the simplest possible case. Write down what Pseudocordylus melanotus 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 Pseudocordylus melanotus 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 Pseudocordylus melanotus 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 Pseudocordylus melanotus

In research: Pseudocordylus melanotus 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 Pseudocordylus melanotus 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: Pseudocordylus melanotus is common in secondary-school and first-year university syllabi. It links to neighbouring topics IUCN Red List least concern species, Lizard stubs, Lizards of Africa, so understanding it makes those chapters shorter.
In everyday life: Look for Pseudocordylus melanotus 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 Pseudocordylus melanotus in 20 minutes

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

Frequently asked questions

What is Pseudocordylus melanotus in simple terms?

Why does Pseudocordylus melanotus 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 Pseudocordylus melanotus?

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 Pseudocordylus melanotus.