3. Stage I oocytes 5-30 μm in diameter were observed in May 2010; they were oval in shape and the nucleus occupied most of the cytoplasm Fig.
3. Los ovocitos en estadio I 5-30 μm de diámetro se observaron durante mayo de 2010; presentaron una forma ovalada y el núcleo abarcó la mayor parte del citoplasma de la célula Fig.