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Summary Stage Literature (147) Attributions Wiki

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