🌐EnglishEnglishPortuguêsالعربية中文日本語EntityQ10816024· pop 6· linked from 99 articlessurface ectodermembryonic division of the ectodermAvailable in 6 languagesPortuguêsالعربيةBosnianCatalanGalicianvia Wikidata sitelinks · CC0Connectionsprimitive streakEntitygastrulationEntityCategoriesAnimal developmental biologyEctodermEmbryology