1. Early grey crescent formation experimentally induced by cycloheximide in the axolotl oocyte

   • Simone Grinfeld
   • Jean-Claude Beetschen

   OriginalPaper Pages: 215 - 221

2. Positional cell surface antigens in an insect appendage

   • Désiré Bullière
   • Françoise Bullière
   • Bouchra Gharib

   OriginalPaper Pages: 222 - 227

3. The fate of oocyte nuclear proteins during early development ofXenopus laevis

   • Christine Dreyer
   • Elke Scholz
   • Elisabeth Siegel

   OriginalPaper Pages: 228 - 233

4. Differential lectin-mediated agglutinabilities of the embryonic and the first extraembryonic cell line of the early chick embryo

   • John Robert Phillips
   • Sara E. Zalik

   OriginalPaper Pages: 234 - 240

5. The temporal and spatial relationships between cortical contraction, sperm trail formation, and pronuclear migration in fertilizedXenopus eggs

   • J. Stewart-Savage
   • Robert D. Grey

   OriginalPaper Pages: 241 - 245

6. Ooplasmic segregation in theTubifex egg: Mode of pole plasm accumulation and possible involvement of microfilaments

   • Takashi Shimizu

   OriginalPaper Pages: 246 - 256

7. A correlation between juvenile hormone deficiency and vitellogenic oocyte degeneration inDrosophila melanogaster

   • Thomas G. Wilson

   OriginalPaper Pages: 257 - 263

8. Effects of the “sexcombless” chromosome (In(1)sx) on males and females ofDrosophila melanogaster

   • Christoph A. Reinhardt
   • Lucas Sanchez

   OriginalPaper Pages: 264 - 269

9. Storage of embryonically transcribed poly(A) RNA and its utilization during metamorphosis of the hydroidHydractinia echinata

   • Rolf Eiben

   OriginalPaper Pages: 270 - 276

10. On the role of the connective tissue in the patterning of the chick limb musculature

    • Alain Chevallier
    • Madeleine Kieny

    Rapid Communication Pages: 277 - 280

11. Developmental profiles of gangliosides in mouse and rat cerebral cortex

    • Reinhard Hilbig
    • Harald Rösner
    • Hinrich Rahmann

    Rapid Communication Pages: 281 - 284

12. Correlation between adult transformation and aldehyde oxidase staining pattern in wing discs ofApterous genotypes inDrosophila melanogaster

    • Robert Whittle
    • Tom Sprey

    Rapid Communication Pages: 285 - 288

13. Growth is required for cell competition in the imaginal discs ofDrosophila melanogaster

    • Brooke Suzanne Kirby
    • Peter James Bryant

    Rapid Communication Pages: 289 - 291