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Summary Stage Literature (59) Attributions Wiki

Name: NF stage 55

XAO ID: 1000067

Definition: "Nieuwkoop and Faber stage 55, corresponding to a tadpole of age about 32 days at 22-24 Celsius and having the following external morphological criteria: Hand pronated about 90 degrees; free parts of fingers about equally long as broad. Length of hindlimb without foot about 3 times its breadth; length of cartilages of 4th and 5th toe about 4 times their breadth. Length: 70 - 80 mm."

Preceded By: NF stage 54 Succeeded By: NF stage 56