Nematodes from terrestrial and freshwater habitats in the Arctic Holovachov, Oleksandr Biodiversity Data Journal 2014 2 1165 1165 87XBW 2250643 de Man, 1876 de Man 1876 Chromadorea Chromadoridae Chromadorita CoL Animalia Chromadorita leuckarti Chromadorida 0 1165 Nematoda species leuckarti  Notes Lena River estuary, Russia ( Gagarin 2001b); Taymyr and Severnaya Zemlya, Russia ( Gagarin 1996); Novaya Zemlya and Vaigach island, Russia ( Gagarin 1997a, Gagarin 2001b).