The genera Lithothamnium, Leptophytum (nov. gen.) and Phymatolithon in the Gulf of Maine Walter H. Adey OriginalPaper Pages: 321 - 370
The effects of Bayluscid on gastropod snails and other Aquatic Fauna in Rhodesia A. D. Harrison OriginalPaper Pages: 371 - 384
Die Waldviertler Fischteiche und ihre Entomostrakenfauna auf oekologischer Grundlage Friederike Wawrik ReviewPaper Pages: 385 - 552
Studies on chrysophyceae from some ponds and lakes in Alaska. V. Douglas K. Hilliard OriginalPaper Pages: 553 - 576
Observations sur la faune unicellulaire des eaux chaudes de l'Est Algérien Hélène Mugard OriginalPaper Pages: 577 - 582
Thermal sensitivity and response in two species of freshwater Caridina H. Costa OriginalPaper Pages: 583 - 588