| Term Name: | blood island |
|---|---|
| Synonyms: | blood islands, caudal hematopoietic tissue, posterior blood island, posterior ICM |
| Definition: | Nests of developing blood cells arising late in the segmentation period from the intermediate mass, and located in the anterior-ventral tail, just posterior to the yolk extension. |
| Appears at: | Segmentation:26+ somites (22.0h-24.0h) |
| Evident until: | Pharyngula:Prim-5 (24.0h-30.0h) |
| Ontology: | Anatomy Ontology [ZFA:0000094] |
Show Anatomy Details