Hugo Eisig (1847, in Baden – 10 February 1920) was a German marine zoologist.New International Yearbook: A Compendium of the World's Progress by Frank Moore Colby
Hugo Eisig was a student of Ernst Haeckel. He served as a first assistant (1872–1909), then as a vice-director at Stazione Zoologica in Naples.Google Books Correspondence, Karl Ernst Von Baer (1792-1876), Anton Dohrn (1840-1909) by Karl Ernst von Baer, Anton Dohrn
Eisig was an expert on polychaete worms and in 1887 published "Die Capitelliden des Golfes von Neapel und der angrenzenden Meeres-Abschnitte: eine Monographie" (Volume 16 of Fauna und Flora des Golfes von Neapel).Google Books Die Capitelliden des Golfes von Neapel He also wrote "Zur Systematik, Anatomie und Morphologie der Ariciiden nebst Beiträgen zur generellen Systematik"; Mitteilungen aus der Zoologischen Station zu Neapel, 21(6): 153–600 (1914).WoRMS Taxon details
Taxa Centroderes eisigii (Zelinka, 1928) Cerebratulus eisigii (Hubrecht, 1880)
References petymol Biographical Etymology of Marine Organism Names. E & F