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Jujubinus

Jujubinus 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 Jujubinus rather than just read about it. In short: Jujubinus is a genus of sea snails, marine gastropod mollusks in the family Trochidae, the top snails. The species of Jujubinus are close in appearance to Cantharidus Montfort, 1810, and differ only in their more angular body whorl and a narrower spire angle.

Jujubinus — main illustration
Jujubinus — illustration

Key takeaways

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

Reference excerpt

Jujubinus is a genus of sea snails, marine gastropod mollusks in the family Trochidae, the top snails. The species of Jujubinus are close in appearance to Cantharidus Montfort, 1810, and differ only in their more angular body whorl and a narrower spire angle.

Species Species within the genus Jujubinus include:

Species brought into synonymy

Jujubinus (Jujubinus) Monterosato, 1884: alternate representation of Jujubinus Jujubinus (Mirulinus) Monterosato, 1917: alternate representation of Jujubinus Jujubinus (Clelandella): synonym of Clelandella Winckworth, 1932 Jujubinus aegeensis Nordsieck, 1973: synonym of Jujubinus karpathoensis Nordsieck, 1973 Jujubinus aequistriatus Monterosato, 1884: synonym of Jujubinus striatus (Linnaeus, 1758) Jujubinus africanus Nordsieck, 1973: synonym of Jujubinus unidentatus (Philippi, 1844) Jujubinus altior Coen, 1937: synonym of Jujubinus striatus (Linnaeus, 1758) Jujubinus aureus Monterosato, 1890: synonym of Clelandella miliaris (Brocchi, 1814) Jujubinus baudouini [sic]: synonym of Jujubinus baudoni (Monterosato, 1891) Jujubinus brugnonei Coen, 1937: synonym of Jujubinus striatus (Linnaeus, 1758) Jujubinus clelandi (Wood, 1828): synonym of Clelandella miliaris (Brocchi, 1814) Jujubinus corallinus Monterosato, 1884: synonym of Jujubinus exasperatus (Pennant, 1777) Jujubinus crenelliferus (A. Adams, 1853): synonym of Cantharidus crenelliferus (A. Adams, 1853) Jujubinus decipiens Parenzan, 1970: synonym of Jujubinus striatus (Linnaeus, 1758) Jujubinus defiorei Coen, 1937: synonym of Jujubinus striatus (Linnaeus, 1758) Jujubinus delpreteanus Sulliotti, 1889: synonym of Jujubinus striatus (Linnaeus, 1758) Jujubinus elenchoides (Issel, 1878): synonym of Jujubinus striatus (Linnaeus, 1758) Jujubinus fulguratus Pallary, 1906: synonym of Jujubinus unidentatus (Philippi, 1844) Jujubinus gilberti (Montrouzier in Fischer, 1878): synonym of Cantharidus polychroma (A. Adams, 1853) Jujubinus goniobasis Coen, 1937: synonym of Jujubinus striatus (Linnaeus, 1758) Jujubinus igneus Sturany, 1896: synonym of Jujubinus exasperatus (Pennant, 1777) Jujubinus istrianus Coen, 1933: synonym of Jujubinus exasperatus (Pennant, 1777) Jujubinus kochi Nordsieck, 1973: synonym of Jujubinus ruscurianus (Weinkauff, 1868) Jujubinus lepidus (Philippi, 1846): synonym of Strigosella lepida (Philippi, 1846) Jujubinus magnificus Coen, 1937: synonym of Jujubinus striatus (Linnaeus, 1758) Jujubinus miliaris (Brocchi, 1814): synonym of Clelandella miliaris (Brocchi, 1814) Jujubinus mixtus Ghisotti & Melone, 1975: synonym of Jujubinus exasperatus (Pennant, 1777) Jujubinus montagui mediterraneus Coen, G.S: synonym of Jujubinus montagui (Wood, W., 1828) Jujubinus multistriatus Ghisotti & Melone, 1975: synonym of Jujubinus striatus (Linnaeus, 1758) Jujubinus obscurus Thiele, J., 1930: synonym of Cantharidus polychroma (Adams, A., 1853) Jujubinus orientalis Nordsieck, F: synonym of Jujubinus elenchoides (Issel, A., 1878); synonym of Jujubinus striatus (Linnaeus, 1758) Jujubinus parvosiculus Ghisotti & Melone, 1975: synonym of Jujubinus gravinae (Dautzenberg, 1881) Jujubinus parvulus Brusina, S.: synonym of Jujubinus striatus (Linnaeus, 1758) Jujubinus parvulus Philippi, R.A: synonym of Jujubinus montagui (Wood, W., 1828) Jujubinus propinquis Monterosato, T.A. de M. di: synonym of Jujubinus striatus (Linnaeus, 1758) Jujubinus propinquus Ghisotti & Melone, 1975: synonym of Jujubinus striatus (Linnaeus, 1758) Jujubinus smaragdinus (Monterosato, 1880): synonym of Jujubinus striatus (Linnaeus, 1758) Jujubinus suturalis (A. Adams, 1853): synonym of Prothalotia suturalis (A. Adams, 1853)

References

Further reading

Herbert, David G. (30 November 2015). "An annotated catalogue and bibliography of the taxonomy, synonymy and distribution of the Recent Vetigastropoda of South Africa (Mollusca)". Zootaxa. 4049 (1): 1–98. doi:10.11646/zootaxa.4049.1.1. ISSN 1175-5334. Monterosato T. A. (di) (1883-1885). Conchiglie littorali mediterranee. Naturalista Siciliano, Palermo, 3(3): 87-91 (1883); 3(4): 102-111; 3(5): 137-140; 3(6): 159-163; 3(8): 227-231; 3(10): 277-281; 4(1-2): 21-25; 4(3): 60-63 (1884); 4(4): 80-84; 4(8): 200-204 (1885) Monterosato T. A. (di) (1884). Nomenclatura generica e specifica di alcune conchiglie mediterranee. Palermo, Virzi, 152 pp. Crosse H. (1885). Nomenclatura generica e specifica di alcune conchiglie mediterranee, pel Marchese di Monterosato [book review]. Journal de Conchyliologie 33: 139-142 Gofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 180–213 Smriglio, Mariottini & Oliverio, 2015, Description of two new Jujubinus species (Gastropoda: Trochidae) from theSicily Channel, with notes on the Jujubinus curinii species complex; Zootaxa 3815 (4): 583-590

Illustrations

Jujubinus illustration

Worked examples

Example 1 — a first encounter with Jujubinus

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

In research
Jujubinus 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 Jujubinus 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
Jujubinus is common in secondary-school and first-year university syllabi. It links to neighbouring topics Gastropod genera, Jujubinus, Taxa named by Tommaso Di Maria Allery Monterosato, so understanding it makes those chapters shorter.
In everyday life
Look for Jujubinus 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 Jujubinus in 20 minutes

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

Frequently asked questions

What is Jujubinus in simple terms?

Jujubinus is a genus of sea snails, marine gastropod mollusks in the family Trochidae, the top snails. The species of Jujubinus are close in appearance to Cantharidus Montfort, 1810, and differ only in their more angular body whorl and a narrower spire angle.

Why does Jujubinus 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 Jujubinus?

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 Jujubinus.

Tags

  • Gastropod genera
  • Jujubinus
  • Taxa named by Tommaso Di Maria Allery Monterosato
  • Trochidae

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