Joseph de Joannis
Joseph de Joannis was a French clergyman and lepidopterist. De Joannis was the president of the Société entomologique de France from 1908 to 1916. His father Léon-Daniel de Joannis was an entomologist and an ichthyologist.
He was most notable for his discovery of Glyphodes mascarenalis and his two books on entomology: in 1906 and Lépidoptères Hétérocères des Mascareigns et des Seychelles in 1915.