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Pygopus

Pygopus 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 Pygopus rather than just read about it. In short: Pygopus is a genus belonging to the family of Australian legless lizards (Pygopodidae). Members of this genus are also commonly called scaly-foot.

Pygopus — main illustration
Pygopus — illustration

Key takeaways

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

Reference excerpt

Pygopus is a genus belonging to the family of Australian legless lizards (Pygopodidae). Members of this genus are also commonly called scaly-foot.

Species Within the genus Pygopus the following five species are recognized as being valid.

Pygopus lepidopodus (Lacépède, 1804) – common scaly-foot Pygopus nigriceps (Fischer, 1882) – hooded scaly-foot, western scaly-foot, black-headed scaly-foot, western hooded scaly-foot Pygopus robertsi P. Oliver, Couper & Amey, 2010 – Robert's scaly-foot, Cape York scaly-foot Pygopus schraderi Boulenger, 1913 – eastern hooded scaly-foot, eastern scaly-foot Pygopus steelescotti James, Donnellan & Hutchinson, 2001 – northern hooded scaly-foot Nota bene: A binomial authority in parentheses indicates that the species was originally described in a genus other than Pygopus.

References

Further reading

Boulenger GA (1885). Catalogue of the Lizards in the British Museum (Natural History). Second Edition. Volume I. Geckonidæ, Eublepharidæ, Uroplatidæ, Pygopodidæ, Agamidæ. London: Trustees of the British Museum (Natural History). (Taylor and Francis, printers). xii + 436 pp. + Plates I-XXXII. (Genus Pygopus, p. 240). Cogger HG (2014). Reptiles and Amphibians of Australia, Seventh Edition. Clayton, Victoria, Australia: CSIRO Publishing. xxx + 1,033 pp. ISBN 978-0643100350. Merrem B (1820). Versuchs eines Systems der Amphibien: Tentamen Systematis Amphibiorum. Marburg: J.C. Krieger. xv + 191 pp. + one plate. (Pygopus, new genus, p. 77). (in German and Latin). Wilson, Steve; Swan, Gerry (2013). A Complete Guide to Reptiles of Australia, Fourth Edition. Sydney: New Holland Publishers. 522 pp. ISBN 978-1921517280.

Illustrations

Pygopus illustration
Pygopus illustration

Worked examples

Example 1 — a first encounter with Pygopus

Start with the simplest possible case. Write down what Pygopus 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 Pygopus 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 Pygopus 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 Pygopus

In research
Pygopus 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 Pygopus 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
Pygopus is common in secondary-school and first-year university syllabi. It links to neighbouring topics Gecko stubs, Legless lizards, Lizard genera, so understanding it makes those chapters shorter.
In everyday life
Look for Pygopus 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 Pygopus in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Pygopus means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Pygopus out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Pygopus in simple terms?

Pygopus is a genus belonging to the family of Australian legless lizards (Pygopodidae). Members of this genus are also commonly called scaly-foot.

Why does Pygopus 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 Pygopus?

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 Pygopus.

Tags

  • Gecko stubs
  • Legless lizards
  • Lizard genera
  • Pygopus
  • Taxa named by Blasius Merrem

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