MolluscaBase source details
Johnson, J. Y. (1897). Description of Helix watsoni, a new species of land shell, discovered at Madeira, by Senhor J. M. Moniz. Journal of Conchology. 8: 429-430.
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Johnson, J. Y.
1897
Description of Helix watsoni, a new species of land shell, discovered at Madeira, by Senhor J. M. Moniz
Journal of Conchology
8: 429-430
Publication
Date
action
by
Helix watsoni J. Y. Johnson, 1897 accepted as Geomitra watsoni (J. Y. Johnson, 1897) (original description)
Madeira for Helix watsoni J. Y. Johnson, 1897
