Xenopus Anatomy Ontology

Last uploaded: September 3, 2024
Id http://purl.obolibrary.org/obo/XAO_1000056
http://purl.obolibrary.org/obo/XAO_1000056
Preferred Name

NF stage 44

Definitions
Nieuwkoop and Faber stage 44, corresponding to an embryo of age 3 days, 20 hr at 22-24 Celsius and having the following external morphological criteria: Appearance of tentacle rudiments. Opercular folds protruding further. Coiling part of intestine showing S-shaped loop; torsion about 360 degrees. Blood-circulation in gills usually ceased (gills smaller). Length: 7.8 - 8.5 mm.
Type http://www.w3.org/2002/07/owl#Class
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