FOGED, Niels 1964 Freshwater diatoms from Spitsbergen Tromsö Museums Skrifter 11. ix + 209 pp., incl. 17 figs., XXII pls., 6 tables account of 572 diatoms, incl. 38 new species, 2 new varieties and 3 new formae from author's collections from West Spitsbergen in 1958 |