WorldCat Identities

Jeffreys, John Gwyn 1809-1885

Overview
Works: 104 works in 236 publications in 3 languages and 965 library holdings
Genres: Observations  Pictorial works 
Roles: Author, Editor, Scientific advisor, Contributor, Honoree
Classifications: QL121, 508.3
Publication Timeline
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Most widely held works by John Gwyn Jeffreys
British conchology; or, An account of the Mollusca which now inhabit the British Isles and the surrounding seas by John Gwyn Jeffreys( Book )

28 editions published between 1862 and 1904 in English and Undetermined and held by 161 WorldCat member libraries worldwide

Last report on dredging among the Shetland Isles by John Gwyn Jeffreys( )

8 editions published between 1868 and 2010 in English and held by 38 WorldCat member libraries worldwide

A synopsis of the testaceous pneumonobranchous Mollusca of Great Britain by John Gwyn Jeffreys( Book )

5 editions published between 1828 and 1977 in English and held by 26 WorldCat member libraries worldwide

A supplement to the "Synopsis of testaceous pneumonobranchous Mollusca of Great Britain" by John Gwyn Jeffreys( Book )

3 editions published between 1833 and 1977 in English and held by 22 WorldCat member libraries worldwide

On some new British Polynonia by E. Ray Lankester( Book )

4 editions published between 1866 and 1977 in English and held by 21 WorldCat member libraries worldwide

Sui Testacei marini delle coste del Piemonte by John Gwyn Jeffreys( Book )

5 editions published between 1860 and 2012 in 3 languages and held by 15 WorldCat member libraries worldwide

British conchology, or an Account of the mollusca which now inhabit the British Isles and the surrounding seas by John Gwyn Jeffreys( Book )

6 editions published in 1867 in English and held by 15 WorldCat member libraries worldwide

British conchology, or an account of the mollusca, which now inhabit the British Isles and the surrounding seas by John Gwyn Jeffreys( Book )

5 editions published in 1863 in English and held by 14 WorldCat member libraries worldwide

British conchology, or an account of the mollusca, which now inhabit the British Isles and the surrounding seas by John Gwyn Jeffreys( )

4 editions published in 1865 in English and held by 12 WorldCat member libraries worldwide

Deep-sea exploration by John Gwyn Jeffreys( Book )

2 editions published in 1881 in English and held by 10 WorldCat member libraries worldwide

On the Mollusca procured during the "Lightning" and "Porcupine" Expeditions, 1868-70 by John Gwyn Jeffreys( Book )

6 editions published between 1878 and 1992 in English and held by 9 WorldCat member libraries worldwide

The "Valorous" Expedition. Reports by John Gwyn Jeffreys( Book )

1 edition published in 1876 in English and held by 8 WorldCat member libraries worldwide

British conchology by John Gwyn Jeffreys( Book )

7 editions published between 1849 and 2010 in English and held by 7 WorldCat member libraries worldwide

BRITISH CONCHOLOGY, OR AN ACCOUNT OF THE MOLLUSCA WHICH NOW INHABIT THE BRITISH ISLES AND THE... SURROUNDING SEAS, : marine shells, and naked by John Gwyn Jeffreys( Book )

6 editions published between 1862 and 2016 in English and held by 7 WorldCat member libraries worldwide

On the marine Testacea of the Piedmontese coast by John Gwyn Jeffreys( Book )

3 editions published between 1850 and 1856 in English and held by 6 WorldCat member libraries worldwide

British conchology, or an Account of the mollusca, which now inhabit the British isles and the surrounding seas ... by John Gwyn Jeffreys, by John Gwyn Jeffreys( )

2 editions published in 1862 in English and held by 4 WorldCat member libraries worldwide

Further gleanings in British conchology by John Gwyn Jeffreys( Book )

3 editions published in 1859 in English and Undetermined and held by 4 WorldCat member libraries worldwide

 
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Audience Level
0
Audience Level
1
  Kids General Special  
Audience level: 0.74 (from 0.70 for The depths ... to 0.92 for Sui Testac ...)

Alternative Names
Jeffreys, J. Gwyn 1809-1885

John Gwyn Jeffreys awdurdod ar gregyn

John Gwyn Jeffreys botaniste, biologiste et zoologue

John Gwyn Jeffreys Brits malacoloog (1809-1885)

John Gwyn Jeffreys Gwyddonydd o Abertawe

John Gwyn Jeffreys Welsh conchologist and malacologist

Languages
English (130)

Italian (3)

French (3)