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| Term | posterior spiracle primordium | ID (Ontology) | FBbt:00000197 (Fly Anatomy) | |||||||||||||||||||||||||||||
| Definition | Primordium of the posterior spiracle of the larva. Originates in the posterior half of the lateral ectoderm of abdominal segment 8 during stage 12. A group of cells that are more basophilic that those surrounding them form a deep groove and fuse with the posterior arm of the tracheal primordium of A8 (tracheal metamere 10).[ FlyBase:FBrf0089570 ] | |||||||||||||||||||||||||||||||
| Also Known As | "embryonic posterior spiracle" | |||||||||||||||||||||||||||||||
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Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records
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embryo |__dorsal closure embryo_________________ extended germ band embryo | |__late extended germ band embryo________| spiracle primordium | |__embryonic/larval spiracle primordium__| posterior spiracle primordium 158 rec. |
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| Is a | embryonic/larval spiracle primordium | ||
| Part of |
late extended germ band embryo dorsal closure embryo |
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