part of
preceded by
NF stage 42
NF stage 43
Nieuwkoop and Faber stage 43, corresponding to an embryo of age 3 days, 15 hr at 22-24 Celsius and having the following external morphological criteria: Lateral line system becoming visible externally. Cement gland losing its pigment. Torsion of intestine about 180 degrees; proctodeum narrower, arched or S-shaped. Length: 7.5 - 8.3 mm.
XAO:1000055
xenopus_developmental_stage
late tailbud stage
NF stage