1. Population studies on benthic nematodes within a subtropical seagrass community

   • B. E. Hopper
   • S. P. Meyers

   OriginalPaper Pages: 85 - 96

2. Some mechanisms of salinity acclimation in the euryhaline teleost, Etroplus maculatus

   • V. Parvatheswararao

   OriginalPaper Pages: 97 - 101

3. Changes in water and ion transport in isolated intestines of the eel during salt adaptation and migration

   • M. Oide
   • S. Utida

   OriginalPaper Pages: 102 - 106

4. Transformation of food in the fish Megalops cyprinoides

   • T. J. Pandian

   OriginalPaper Pages: 107 - 109

5. Zum protonephridialsystem mariner gastrotrichen der ordnung macrodasyoidea

   • G. Teuchert

   OriginalPaper Pages: 110 - 112

6. The central nervous system of Thenus orientalis (Leach)

   • S. Chacko

   OriginalPaper Pages: 113 - 117

7. Yeasts from the North Sea

   • S. P. Meyers
   • D. G. Ahearn
   • F. J. Roth Jr.

   OriginalPaper Pages: 118 - 123

8. Reproduction and development of the polychaete Stauronereis rudolphi, including a summary of development in the superfamily Eunicea

   • T. L. Richards

   OriginalPaper Pages: 124 - 133

9. Antigenic specificity of the sea urchin sperm surface

   • M. Krajnović
   • S. Kečkeš

   OriginalPaper Pages: 134 - 135

10. Products of denitrification by a marine bacterium as revealed by gas chromatography

    • J. M. Barbaree
    • W. J. Payne

    OriginalPaper Pages: 136 - 139

11. Free-living marine nematodes from Biscayne Bay, Florida, I. Comesomatidae: the male of Laimella longicauda Cobb, 1920, and description of Actarjania new genus

    • B. E. Hopper

    OriginalPaper Pages: 140 - 144

12. Free-living marine nematodes from Biscayne Bay, Florida, II. Oncholaimidae: descriptions of five new species and one new genus (Meyersia)

    • B. E. Hopper

    OriginalPaper Pages: 145 - 151

13. Estuaries

    • H. P. Bulnheim

    Book Reviews Pages: 152 - 152