Click here to close Hello! We notice that you are using Internet Explorer, which is not supported by Xenbase and may cause the site to display incorrectly. We suggest using a current version of Chrome, FireFox, or Safari.
Summary Stage Literature (147) Attributions Wiki
XB-STAGE-60

Name: NF stage 46

XAO ID: 1000058

Definition: "Nieuwkoop and Faber stage 46, corresponding to a tadpole of age 4 days, 10 hr at 22-24 Celsius and having the following external morphological criteria: Edge of operculum becoming convex. Xantophores appearing on eye and abdomen. Intestine showing 2 to 2.5 revolutions. Hindlimb bud visible for the first time. Length: 9 - 12 mm."


Preceded By: NF stage 45 Succeeded By: NF stage 47