biology

Icosta

Icosta 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 Icosta rather than just read about it. In short: Icosta are genus of biting flies in the family of louse flies, Hippoboscidae. There are 52 known species, making it the largest Hippoboscid genus.

Key takeaways

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

Reference excerpt

Icosta are genus of biting flies in the family of louse flies, Hippoboscidae. There are 52 known species, making it the largest Hippoboscid genus. All species are parasites of birds.

Distribution Worldwide, excluding Antarctica.

Systematics Genus Icosta Speiser, 1905 Subgenus Ardmoeca I. albipennis (Say, 1823) I. ardae ardae (Macquart, 1835) I. ardae botaurinorum (Swenk, 1916) I. holoptera holoptera (Lutz, 1915) I. holoptera omnisetosa Maa, 1969 I. macclurei Maa, 1969 I. massonnati (Falcoz, 1926) I. schoutedeni (Bequaert, 1945) Subgenus Gypoeca I. meda (Maa, 1963) Subgenus Icosta I. acromialis acromialis (Speiser, 1904) I. acromialis tuberculata (Ferris, 1927) I. bicorna (Ferris, 1927) I. bucerotina Maa, 1969 I. chalcolampra (Speiser, 1904) I. coalescens (Maa, 1964) I. corvina Maa, 1969 I. diluta Maa, 1969 I. dioxyrhina (Speiser, 1904) I. elbeli Maa, 1969 I. fenestella Maa, 1969 I. humilis Maa, 1969 I. jactatrix Maa, 1969 I. longipalpis (Macquart, 1835) I. malagasii Maa, 1969 I. mecorrhina (Maa, 1964) I. plana (Walker, 1861) I. recessa (Maa, 1964) I. samoana (Ferris, 1927) I. spinosa Maa, 1969 I. subdentata Maa, 1969 I. tarsata Maa, 1969 I. trita (Speiser, 1905) I. wenzeli Maa, 1969 Subgenus Ornithoponus Aldrich, 1923 I. americana (Leach, 1817) I. angustifrons (van der Wulp, 1903) I. antica Maa, 1969 I. australica (Paramonov, 1954) I. dukei (Austen, 1911) I. hirsuta (Ferris, 1927) I. latifacies (Bequaert, 1955) I. lonchurae Maa, 1969 I. maquilingensis (Ferris, 1924) I. minor (Bigot in Thomson, 1858) I. nigra (Perty, 1833) I. papulata Maa, 1969 I. parallelifrons (Speiser, 1902) I. paramonovi Maa, 1969 I. plaumanni (Bequaert, 1943) I. rufiventris (Bigot, 1885) I. sensilis sensilis Maa, 1969 I. sensilis reducta Maa, 1969 I. simplex (Walker, 1861) I. suvaensis (Bequaert, 1941) I. tripelta (Maa, 1964) I. zumpti (Maa, 1964) Subgenus Rhyponotum I. pilosa (Macquart, 1843)

References

Illustrations

Worked examples

Example 1 — a first encounter with Icosta

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

In research: Icosta 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 Icosta 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: Icosta is common in secondary-school and first-year university syllabi. It links to neighbouring topics Hippoboscidae, Hippoboscoidea genera, Hippoboscoidea stubs, so understanding it makes those chapters shorter.
In everyday life: Look for Icosta 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 Icosta in 20 minutes

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

Frequently asked questions

What is Icosta in simple terms?

Icosta are genus of biting flies in the family of louse flies, Hippoboscidae. There are 52 known species, making it the largest Hippoboscid genus.

Why does Icosta 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 Icosta?

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 Icosta.