Hydrobiologische untersuchungen in transvaal I. Vergleichung der herbstlichen Algengemeinschaften in Rayton-vlei und Leeufontein B. J. Cholnoky OriginalPaper Pages: 137 - 209
Sonderia labiata, n. sp., Cilié trichostome psammobie E. Fauré-FremietMichel Tuffrau OriginalPaper Pages: 210 - 218
Contributions to our knowledge of British Algae, XIV. Three new species from the English Lake District J. W. G. Lund OriginalPaper Pages: 219 - 229
Qualitative und quantitative Untersuchungen der fische der fulda Karl Müller OriginalPaper Pages: 230 - 244
Ecological observations on the marine algae of Ghardaqa (Red Sea) A. H. Nasr OriginalPaper Pages: 245 - 255
Beobachtungen über die Tierwelt an einer künstlichen heissen Quelle Hermann Remmert OriginalPaper Pages: 256 - 260
A review of the genera Calamoecia and Brunella (freshwater copepoda) V. H. Jolly OriginalPaper Pages: 279 - 284
„Diurnal variations in dissolved gases, hydrogen ion concentration, and some of the important dissolved substances of biological significance in three temporary rock pools in the stream bed at Mettur Dam” S. V. Ganapati OriginalPaper Pages: 285 - 303