Description de coquilles nouvelles de diverse provenances et de quelques cas tératologiquesPublished in Journal de Conchyliologie, in 1907, in volume 55, pages 327-341Observations on a number of Plectopylis collected in Tonkin by M. Mansuy with description of four new speciesPublished in Journal de Conchyliologie, in 1907, in volume 55, pages 345-357
Observations on a number of Plectopylis collected in Tonkin by M. Mansuy with description of four new speciesPublished in Journal de Conchyliologie, in 1907, in volume 55, pages 345-357