Article Nº 2928 Scientist or naturalist Vol. III · p. 161
Ponson By
An English malacologist specialising in Helix snails who visited Madeira in 1908–1909 and on other occasions.
This distinguished English malacologist, a specialist in the genus Helix, was in Madeira from 1908 to 1909, and also on other occasions that we cannot specify.