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John Edward Gray

John Edward Gray is a science 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 John Edward Gray rather than just read about it. In short: John Edward Gray (12 February 1800 – 7 March 1875) was a British zoologist. He was the elder brother of zoologist George Robert Gray and son of the pharmacologist and botanist Samuel Frederick Gray (1766–1828).

John Edward Gray — main illustration
John Edward Gray — illustration

Key takeaways

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

Reference excerpt

John Edward Gray (12 February 1800 – 7 March 1875) was a British zoologist. He was the elder brother of zoologist George Robert Gray and son of the pharmacologist and botanist Samuel Frederick Gray (1766–1828). The standard author abbreviation J.E.Gray is used to indicate this person as the author when citing a botanical name. The same is used for a zoological name. Gray was keeper of zoology at the British Museum in London from 1840 until Christmas 1874, before the natural history holdings were split off to the Natural History Museum. He published several catalogues of the museum collections that included comprehensive discussions of animal groups and descriptions of new species. He improved the zoological collections to make them amongst the best in the world.

Biography Gray was born in Walsall, but his family soon moved to London, where Gray studied medicine. He assisted his father in writing The Natural Arrangement of British Plants (1821). After being blackballed by the Linnean Society of London, Gray shifted his interest from botany to zoology. He began his zoological career by volunteering to collect insects for the British Museum at age 15. He officially joined the Zoological Department in 1824 to help John George Children catalog the reptile collection. In some of his early articles, Gray adopted William Sharp Macleay's quinarian system for classifications of molluscs (1824), butterflies (1824), echinoderms (1825), reptiles (1825), and mammals (1825). In 1840, he took over Children's position as keeper of zoology, which he held for 35 years, publishing well over 1,000 papers. He named many cetacean species, genera, subfamilies, and families. During this period, he collaborated with Benjamin Waterhouse Hawkins, the noted natural history artist, in producing Gleanings from the Menagerie at Knowsley. The menagerie at Knowsley Hall, near Liverpool, founded by Edward Smith-Stanley, 13th Earl of Derby, at the Stanley ancestral seat, was one of the largest private menageries in Victorian England. Gray married Maria Emma Smith in 1826. She helped him with his scientific work, especially with her drawings. In 1833, Gray was a founder of what became the Royal Entomological Society.

Gray was a friend of coleopterist Hamlet Clark, and in 1856–57 they sailed on Gray's yacht Miranda to Spain, Algeria, and Brazil. Gray was an accomplished watercolourist, and his landscape paintings illustrate Clark's account of their journeys. Gray was also interested in postage stamps. On 1 May 1840, the day the Penny Black first went on sale, he purchased several with the intent to save them. During his 50 years employed at the British Museum, Gray wrote nearly 500 papers, including many descriptions of species new to science. These had been presented to the museum by collectors from around the world, and included all branches of zoology, although Gray usually left the descriptions of new birds to his younger brother and colleague George. Gray was also active in malacology, the study of molluscs. He was an associate of entomologist Eliza Fanny Staveley, supporting her research and reading papers she had prepared to the Linnean and Zoological Societies of London. John Edward Gray was buried at St Mary's Church, Lewisham.

Taxa named by him and in his honour

Gray was one of the most prolific taxonomists in the history of zoology. He described more than 300 species and subspecies of reptiles, only surpassed by his successors at the British Museum, George A. Boulenger and Albert Günther and American zoologist Edward D. Cope. Gray described and named numerous marine snails including:

The genus Lithopoma Gray, 1850 The genus Euthria Gray, 1850 Genera named in his honour include:

The snake genus Grayia Günther, 1858 Species and subspecies named in his honour include:

Ardeola grayii (Sykes, 1832) – Indian pond heron Mesoplodon grayi von Haast, 1876 – Gray's beaked whale Crocidura grayi Dobson, 1890 – Luzon shrew Ablepharus grayanus (Stoliczka, 1872) Delma grayii A. Smith, 1849 Microlophus grayii (Bell, 1843) Naultinus grayii Bell, 1843 Salvelinus grayi Günther, 1862 Tropidophorus grayi Günther, 1861 Trachemys venusta grayi (Bocourt, 1868) Gray's pipefish, also known as the mud pipefish or spiny pipefish Halicampus grayi is named after him.

See also "The New Museum Idea"

Notes

References

Gray's publications (representative list)

Other sources

External links Portraits of John Edward Gray at the National Portrait Gallery, London John Edward Gray, the Indian Pond Heron and Walsall (RSPB Walsall Local Group) Works by or about John Edward Gray at the Internet Archive Dr. John Edward Gray, F.R.S. at Biodiversity Heritage Library Petit, Richard E. "John Edward Gray (1800–1875): his malacological publications and molluscan taxa." Zootaxa 3214 (2012): 1–125 Media related to John Edward Gray at Wikimedia Commons

Illustrations

John Edward Gray illustration
John Edward Gray: Gray with his wife Maria Emma, 1863
Gray with his wife Maria Emma, 1863

Worked examples

Example 1 — a first encounter with John Edward Gray

Start with the simplest possible case. Write down what John Edward Gray claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, 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 John Edward Gray 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 John Edward Gray 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 John Edward Gray

In research
John Edward Gray appears in science 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 John Edward Gray 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
John Edward Gray is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1800 births, 1875 deaths, 19th-century British zoologists, so understanding it makes those chapters shorter.
In everyday life
Look for John Edward Gray 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 John Edward Gray in 20 minutes

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

Frequently asked questions

What is John Edward Gray in simple terms?

John Edward Gray (12 February 1800 – 7 March 1875) was a British zoologist. He was the elder brother of zoologist George Robert Gray and son of the pharmacologist and botanist Samuel Frederick Gray (1766–1828).

Why does John Edward Gray matter?

Because it connects several science 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 John Edward Gray?

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 John Edward Gray.

Tags

  • 1800 births
  • 1875 deaths
  • 19th-century British zoologists
  • British fellows of the Royal Society
  • British herpetologists
  • British philatelists
  • Employees of the Natural History Museum, London
  • English entomologists
  • English malacologists
  • English ornithologists
  • English taxonomists
  • English zoologists

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