In 1826, Vyvyan was made a
Fellow of the Royal Society for his "considerable literary and scientific acquirements especially in the Philosophy of Natural History", Historian of science
Pietro Corsi has written that Vyvyan "endorsed a quasi-Lamarckian transformation of species, together with phrenology and a broadly evolutionary cosmology."
Scientific writings •
An Essay on Arithmo-physiology, privately printed, 1825 •
Psychology, or a Review of the Arguments in proof of the Existence and Immortality of the Animal Soul, vol. i. 1831; called in immediately after publication •
The Harmony of the Comprehensible World (anon.), 1842, 2 vols •
The Harmony of the Comprehensible World (anon.), 1845 He also published several letters and speeches. His letter to the magistrates of
Berkshire on their practice of 'consigning prisoners to solitary confinement before trial, and ordering them to be disguised by masks,' passed into a second edition in 1845. His account of the
fogou or cave at
Halligey, Trelowarren, is in the
Journal of the
Royal Institution of Cornwall (1885, viii. 256–8). ==References==