Johannes Govertus de Man (2 May 1850 in Middelburg â 9 January 1930 in Middelburg), was a Dutch biologist. He was assistant curator at the (Dutch for national natural history museum) in Leiden, where he specialised in free-living nematodes and decapod crustaceans, although he also wrote papers on flatworms, sipunculids and, in his dissertation only, vertebrates. His change away from vertebrates disappointed the director of the museum, and de Man left his job there after eleven years. For the rest of his life, de Man worked at his parents' house in Middelburg and later at a house near the shore at Yerseke in the Oosterschelde estuary, relying on his family's private income.
Taxa named after de Man
- Anachis demani <small>De Jong & Coomans, 1988</small>
- Anchistus demani <small>Kemp, 1922</small>
- Araeolaimus demani <small>(Schuurmans-Stekhoven, 1950) Wieser, 1956</small>
- Axonolaimus demani <small>De Coninck & Stekhoven, 1933</small>
- Caridina demani <small>J. Roux, 1911</small>
- Charybdis (Goniosoma) demani <small>Leene, 1937</small>
- Chromadorina demani <small>Inglis, 1962</small>
- Clibanarius demani <small>Buitendijk, 1937</small>
- Criconema demani <small>Micoletzky, 1925</small>
- Demania <small>Laurie, 1906</small>
- Demaniella <small>Steiner, 1914</small>
- Demanietta <small>Bott, 1966</small>
- Demanietta manii <small>(Rathbun, 1904)</small>
- Dracograllus demani <small>Allen & Noffsinger, 1978</small>
- Dromia (Cryptodromia) de Manii <small>Alcock, 1899</small> (a synonym of Cryptodromia amboinensis <small>De Man, 1888</small>)
- Eleutherolaimus demani <small>(Rouville, 1903)</small>
- Engina demani <small>De Jong & Coomans, 1988</small>
- Etisus demani <small>Odhner, 1925</small>
- Exopalaemon mani <small>(Sollaud, 1914)</small>
- Gonodactylellus demanii <small>(Henderson, 1893)</small>
- Hemicycliophora demanii <small>(Edward & Rai, 1971)</small>
- Labuanium demani <small>(Bürger, 1893)</small>
- Manella <small>Rathbun, 1906</small>
- Metapenaeus demani <small>(J. Roux, 1922)</small>
- Metoncholaimus demani <small>(Zur Strassen, 1894)</small>
- Molgolaimus demani <small>Jensen, 1978</small>
- Neoliomera demani <small>Forest & Guinot, 1962</small>
- Palaemon sundaicus De Mani <small>Nobili, 1899</small> (a synonym of Macrobrachium equidens <small>(Dana, 1852)</small>)
- Panulirus demani <small>Borradaile, 1899</small> (a synonym of P. versicolor <small>(Latreille, 1804)</small>)
- Percnon demani <small>Ward, 1934</small>
- Periclimenes demani <small>Kemp, 1915</small>
- Petrarctus demani <small>(Holthuis, 1963)</small>
- Phascolosoma (Satonus) demanni <small>(Sluiter, 1891)</small>
- Pontophilus demani <small>Chace, 1984</small>
- Processa demani <small>Hayashi, 1975</small>
- Pseudocollodes demani <small>Balss, 1929</small>
- Rhabdodemania <small>Baylis & Daubney, 1926</small>
- Richtersia demani <small>Stekhoven, 1935</small>
- Sabatieria demani <small>Bresslau & Stekhoven in Stekoven, 1935</small>
- Scyllarus demani <small>Holthuis, 1946</small>
- Synalpheus demani <small>Borradaile, 1899</small>
- Thalamita de Mani <small>Nobili, 1905</small> (a synonym of T. invicta <small>Thallwitz, 1891</small>)
- Tricoma demanema, Chromadorita demaniana <small>Filipjev, 1922</small>
- Uca demani <small>Ortmann, 1897</small>
- Uca manii <small>Rathbun, 1909</small> (a synonym of U. forcipata <small>(Adams & White, 1848)</small>)
- Urocaris de Mani <small>Balss, 1916</small> (a synonym of Periclimenes scriptus <small>(Risso, 1822)</small>)
- Vir <small>Holthuis, 1952</small> (Latin ' = man)
- Xantho demani <small>Odhner, 1925</small> (a synonym of Lachnopodus subacutus <small>(Stimpson, 1858)</small>)
- Zozymodea demani <small>(Odhner, 1925)</small>
Taxa named by de Man
De Man described many new taxa in his lifetime, mostly for crustaceans and nematodes. His crustacean taxa include 30 genera and 523 new species, while his nematode taxa comprise 8 new families, 61 new genera and 239 new species. Taxa described by de Man include:
- Alope orientalis <small>De Man, 1906</small>
- Alpheus rapacida <small>De Man, 1908</small>
- Caridina gracilirostris <small>De Man, 1892</small>
- Caridina serratirostris <small>De Man, 1892</small>
- Cuapetes amymone <small>De Man, 1902</small>
- Eiconaxius sibogae <small>De Man, 1925</small>
- Geosesarma <small>De Man, 1892</small>
- Laomenes amboinensis <small>(De Man, 1888)</small>
- Lysmata amboinensis <small>De Man, 1888</small>
- Macrobrachium rosenbergii <small>(De Man, 1879)</small>
- Neosarmatium inerme <small>De Man, 1887</small>
- Neosarmatium meinerti <small>De Man, 1887</small>
- Palinurellus wieneckii <small>(De Man, 1881)</small>
- Perisesarma <small>De Man, 1895</small>
- Sesarma eulimene <small>De Man, 1895</small>
- Thor amboinensis <small>(De Man, 1888)</small>
Further reading
References