John Gwyn Jeffreys

Welsh conchologist and malacologist (1809-1885) · Journalists · Died at 76

John Gwyn Jeffreys FRS was a British conchologist and malacologist.

John Gwyn Jeffreys is read about 3 times a day, in 7 languages.

A typical day, 30 days to 10 June 2026

The middle day of the days counted, so one week of news cannot move it. The line under it is the last 60 days, one point a day.

Media & music

Fellow of the Royal Society

Fellow of the Geological Society of London

Fellow of the Linnean Society of London