biology

Perigonia lusca

Perigonia lusca 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 Perigonia lusca rather than just read about it. In short: Perigonia lusca, the half-blind sphinx or coffee sphinx, is a moth of the family Sphingidae. It was first described by Johan Christian Fabricius in 1777.

Key takeaways

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

Reference excerpt

Perigonia lusca, the half-blind sphinx or coffee sphinx, is a moth of the family Sphingidae. It was first described by Johan Christian Fabricius in 1777.

Distribution It is found from the northern tip of South America, through most of Central America, and northward to Florida in the United States.

Description The wingspan is 55–65 mm.

Biology There are several generations per year in southern Florida. On the Galápagos Islands, adults are on wing in April and July. In the tropics, adults are probably on wing year round. The larvae have been recorded feeding on Guettarda macrosperma, Guettarda scabra, Coffea species (including Coffea arabica), Ilex krugiana, Ilex paraguariensis, Genipa americana, Rondeletia, Gonzalagunia species (including Gonzalagunia spicata) and Cinchona succirubra.

Subspecies and formes Perigonia lusca lusca (Mexico to Panama and Honduras, Venezuela, Paraguay, Argentina, Brazil, Bolivia, Bahamas, Cuba, Puerto Rico, St. Vincent, southern United States) Perigonia lusca continua Vázquez-G., 1959 (Revillagigedo Island and Soccoro Island in Mexico) Perigonia lusca f. interrupta Walker, 1875

References

External links Lotts, Kelly & Naberhaus, Thomas (2017). "Half-blind sphinx Perigonia lusca (Fabricius, 1777)". Butterflies and Moths of North America. Retrieved 21 November 2018.

Illustrations

Worked examples

Example 1 — a first encounter with Perigonia lusca

Start with the simplest possible case. Write down what Perigonia lusca 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 Perigonia lusca 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 Perigonia lusca 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 Perigonia lusca

In research: Perigonia lusca 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 Perigonia lusca 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: Perigonia lusca is common in secondary-school and first-year university syllabi. It links to neighbouring topics Dilophonotini stubs, Moths described in 1777, Moths of Central America, so understanding it makes those chapters shorter.
In everyday life: Look for Perigonia lusca 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.

Ask Teacher Smith questions about this articleOpens your AI tutor with a question about “Perigonia lusca” →

Affiliate

Preply — study more efficiently by working with a personal tutor. 50% off.

How to study Perigonia lusca in 20 minutes

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

Frequently asked questions

What is Perigonia lusca in simple terms?

Perigonia lusca, the half-blind sphinx or coffee sphinx, is a moth of the family Sphingidae. It was first described by Johan Christian Fabricius in 1777.

Why does Perigonia lusca 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 Perigonia lusca?

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 Perigonia lusca.