TABLE I
Progeny of Xenopus laevis of Neomales and Neofemales
0
Offspring of ZZ mothers (estrogen converts)
Offspring of ZW mothers (controls)
Testis
implanted
fathers
Total Numfrogs
ber
Males
(%)
Number
Females
(%)
Total NumMale
NumFemale
frogs
ber
(%)
ber
(%)
ZW (2 converts)
ZZ (8 genetic males)
208
539
107
539
51.4 ± 2.71
100
101
0
48.6 ± 2.71
0
562
758
144
382
25.6 ± 0.53
50.4 ± 1.07
418
376
74.4 ± 0.53
49.6 ± 1.07
a After Mikamo and Witschi (1963).
27S
L. GALLIEN