1. Fine structure of the aesthetasc hairs ofPagurus hirsutiusculus dana

   • Helen Ghiradella
   • James Cronshaw
   • James Case

   OriginalPaper Pages: 1 - 20

2. Intranuclear crystalline inclusions in spermatozoa ofLumbricus terrestris

   • W. A. Anderson
   • A. Weissman
   • R. A. Ellis

   OriginalPaper Pages: 21 - 26

3. Ultrastructural studies of isolatedZea mays L. Chloroplasts

   • Jaime Rosado-Alberio
   • T. Elliot Weier

   OriginalPaper Pages: 27 - 34

4. Further observations on the microanatomy of the haptonema inChrysochromulina chiton andPrymnesium parvum

   • Irene Manton

   OriginalPaper Pages: 35 - 53

5. Sur la formation des chapeaux anormaux chezAcetabularia mediterranea

   • S. Bonotto

   OriginalPaper Pages: 55 - 61

6. Die Gefrierresistenz glyzerinbehandelterCampanula-Zellen

   • Hanno Richter

   OriginalPaper Pages: 63 - 78

7. A study of the ultrastructure of the shoot apex and leaf cells in two liverworts, with special reference to the oil bodies

   • Kaarina Pihakaski

   OriginalPaper Pages: 79 - 103

8. Ultrastructural changes during normal and colchicine-inhibited cell division ofChlorella

   • F. Wanka

   OriginalPaper Pages: 105 - 130

9. Die Wirkung des genetisch aktiven, krebsauslösenden 1-Nitroso-imidazolidon-2 auf die Feinstruktur der HefeRhodotorula rubra

   • Hans Marquardt
   • Uta von Rahden

   OriginalPaper Pages: 131 - 137

10. Mitochondrial Polymorphism inAmoeba proteus

    • Charles J. Flickinger

    OriginalPaper Pages: 139 - 150

11. Elektronenoptische Untersuchungen der Körperdecke vonArion rufus L. (Pulmonata)

    • Günter Wondrak

    OriginalPaper Pages: 151 - 171

12. Nuclear membrane behavior during mitosis in normal and heteroploid Myxomycetes

    • Ian K. Ross

    OriginalPaper Pages: 173 - 184

13. Pit membranes in hardwoods—Fine structure and development

    • Roswitha Schmid
    • Raul D. Machado

    OriginalPaper Pages: 185 - 204

14. Histological studies on the genusFucus II. Histology of the reproductive tissues

    • Margaret E. McCully

    OriginalPaper Pages: 205 - 230

15. cH-Schwellen der Uraninfärbbarkeit des Protoplasmas pflanzlicher Zellen

    • Themistokles Diannelidis
    • Ioannes Tsekos

    OriginalPaper Pages: 231 - 240

16. Vital- und Fluoreszenzfärbestudien an Rhodophyceenzellen

    • Ioannes Tsekos

    OriginalPaper Pages: 241 - 253

17. Amino acid uptake inAcetabularia

    • Tapan K. Chaudhuri
    • Richard P. Spencer

    Brief Report Pages: 255 - 259

18. Book reviews

    • T. W. Goodwin
    • H. Kinzel
    • H. Falk

    BookReview Pages: 260 - 262