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| Term | anterior spiracle primordium | ID (Ontology) | FBbt:00017001 (Fly Anatomy) | |||||||||||||||
| Definition | Primordium of the anterior spiracle of the larva. Originates in the posterior third of the lateral ectoderm of the prothoracic segment during stage 14. A group of cells that are more basophilic than those surrounding them fuse with the tracheal pit of the mesothoracic segment (tracheal metamere 1).[ FlyBase:FBrf0064787 FlyBase:FBrf0089570 ] | |||||||||||||||||
| Also Known As | "embryonic anterior 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__| anterior spiracle primordium 12 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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