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Summary Stage Literature (386) Attributions Wiki

Name: NF stage 25

XAO ID: 1000041

Definition: "Nieuwkoop and Faber stage 25, corresponding to an embryo of age 1 day, 3 hr 30 min at 22-24 Celsius and having the following external morphological criteria: Eyes protruding equally far or further laterally than gill-area. Gill-area grooved. Invagination of otic vesicle indicated by pigment spot. Beginning of fin formation. Length: 2.8 - 3.0 mm."

Preceded By: NF stage 24 Succeeded By: NF stage 26