biology

Hainina

Hainina 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 Hainina rather than just read about it. In short: Hainina is an extinct mammal genus from the latest Cretaceous to the Paleocene of Europe. Genus The genus Hainina ("from Hainin") was named by Vianey-Liaud M. in 1979.

Key takeaways

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

Reference excerpt

Hainina is an extinct mammal genus from the latest Cretaceous to the Paleocene of Europe.

Genus The genus Hainina ("from Hainin") was named by Vianey-Liaud M. in 1979. This genus was originally referred to as Cimolomyidae. "We assign Hainina to the Kogaionidae (superfamily incertae sedis); it differs from Kogaionon in having ornamented enamel, while the enamel is smooth in Kogaionon". Material has also been reported from the Upper Cretaceous of Romania.

Species Fossils have been described as and found in:

Species: Hainina belgica Vianey-Liaud M., 1979 Place: Paleocene Hainin Formation of Hainin, Belgium Species: Hainina cassagnauensis Gheerbrant in Gheerbrant, Allain & Laurent, 2026 Place: Late Maastrichtian Marnes d'Auzas Formation of France Species: Hainina godfriauxi Vianey-Liaud M., 1979 Place: Paleocene of Hainin, Belgium Species: Hainina pyrenaica Peláez-Campomanes P., Damms R., López-Martinen N. & Àlvarez-Sierra M. A., 2000 Place: Early Paleocene Tremp Formation, in the southern Pyrenees of Spain Species: Hainina vianeyae Peláez-Campomanes P., Damms R., López-Martinen N. & Àlvarez-Sierra M. A., 2000 Place: Late Paleocene Cernay Formation of Cernay, France Hainina sp. - Densus-Ciula Formation, Maastrichtian and Jibou Formation, Thanetian, Romania

References

Bibliography Vianey-Liaud (1979), "Les Mammifères montiens de Hainin (Paléocène moyen de Belgique). Part I. Multituberculés". Paleovertebrata 9, pp. 117–131.

Further reading Peláez-Campomanes et al. (2000), "The earliest mammal of the European Paleocene: the multituberculate Hainina". J of Paleont 74(4), pp. 701–711. Kielan-Jaworowska Z. & Hurum J. H. (2001), "Phylogeny and Systematics of multituberculate mammals". Paleontology 44, pp. 389–429. Much of this information has been derived from Dead link MESOZOIC MAMMALS; "basal" Cimolodonta, Cimolomyidae, Boffiidae and Kogaionidae, an Internet directory.

Worked examples

Example 1 — a first encounter with Hainina

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

In research: Hainina 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 Hainina 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: Hainina is common in secondary-school and first-year university syllabi. It links to neighbouring topics Cimolodonta, Cretaceous Romania, Cretaceous mammals of Europe, so understanding it makes those chapters shorter.
In everyday life: Look for Hainina 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 Hainina in 20 minutes

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

Frequently asked questions

What is Hainina in simple terms?

Hainina is an extinct mammal genus from the latest Cretaceous to the Paleocene of Europe. Genus The genus Hainina ("from Hainin") was named by Vianey-Liaud M. in 1979.

Why does Hainina 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 Hainina?

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 Hainina.