FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term adult labral sense organ ID (Ontology) FBbt:00004146 (Fly Anatomy)
Definition Sense organ that extends along the adult hypopharynx. It comprises a heterogeneous group of nine sensilla, numbered from proximal to distal, containing a total of 8 mechanosensory and 10 gustatory receptor neurons. Three of these sensilla are gustatory, one with 3 neurons and the others with one each. The remaining 6 sensilla are mechanosensory (Nayak and Singh, 1985). It develops from the dorsal pharyngeal sense organ.[ FlyBase:FBrf0035962 FlyBase:FBrf0074012 FlyBase:FBrf0167539 FlyBase:FBrf0200422 ]
Also Known As "adult labial organ" ; "LSO" ; "lso"
Comment
Links to External Ontologies
VFB:FBbt_00004146
Annotations
Records annotated with this term OR any of its CHILD TERMS
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Records annotated with this exact term (annotations to child terms are NOT included)
Data Class Field Records
Alleles (FBal)  PHENOTYPE_MANIFEST_IN       3
Insertions (FBti)  EXPRESSION_STAGE_TISSUE_POSITION       1
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 Alleles Insertions Constructs
 adult labral sense organ (all annotations which use CV term, excluding "NOT" statements)       3      1      8
Spanning Tree (Parents/Children)
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sense organ
 |__adult sense organ_______
 |__pharyngeal sense organ__|
                            adult labral sense organ  12 rec.
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Is a adult sense organ
pharyngeal sense organ
Develops from dorsal pharyngeal sense organ
Part of adult hypopharynx
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Synonyms
Secondary IDs
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VFB:FBbt_00004146