Citations:
Markers according to
Urbach, R. and Technau, G.M. (2003) Development, 130, 3621-3637.
Urbach, R. and Technau, G.M. (2003) Development, 130, 3607-3620.
Urbach, R., Schnabel, R. and Technau, G.M. (2003) Development, 130, 3589-3606.
Here you find these data incorporated into a table.