Sea Urchin Embryology Back to Contents page

 

 

 

[ANIMATIONS][PATH]

NUCLEAR MIGRATION

This time-lapse video shows the female pronucleus moving to the center of the embryo where it will fuse with the male pronucleus. The numbers in the lower left corner are minutes after fertilization.

Species is Lytichinus pictus at about 18C.

Red arrow points to the nucleus.

Windows: Right click on animation and choose save to file

Macintosh: Hold click on animation and choose save to file

© 1997 Chris Patton, Stanford University