FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term external sensory organ ID (Ontology) FBbt:00005168 (Fly Anatomy)
Definition Sensory organ that has external structures that detect mechanical or chemical stimuli.[ FlyBase:FBrf0064796 ]
Also Known As "eo" ; "es"
Comment
Links to External Ontologies
VFB:FBbt_00005168
Annotations
Records annotated with this term OR any of its CHILD TERMS
Records annotated with this exact term (annotations to child terms are NOT included)
Data Class Field Records
Alleles (FBal)  PHENOTYPE_MANIFEST_IN     103
Insertions (FBti)  EXPRESSION_STAGE_TISSUE_POSITION      35
Insertions (FBti)  PHENOTYPE_MANIFEST_IN      16
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN      44
show Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records
 Full annotation statements 
Relevant FlyBase reports
 Alleles Genes Insertions Constructs
 external sensory organ (all annotations which use CV term, excluding "NOT" statements)     103     17     52     49
     external sensory organ | adult stage       4       --       --       1
     external sensory organ | adult stage | somatic clone       3       --       1      1
     external sensory organ | ectopic      26       --       3     21
     external sensory organ | ectopic | embryonic stage       2       --       --       2
     external sensory organ | ectopic | heat sensitive       1       --       --       1
     external sensory organ | ectopic | somatic clone       2       --       1       --
     external sensory organ | embryonic stage       3       --       --       1
     external sensory organ | embryonic stage | germline clone       1       --       --       --
     external sensory organ | embryonic stage | heat sensitive       1       --       --       1
     external sensory organ | heat sensitive       7       --       --       4
     external sensory organ | P-stage       2       --       1       --
     external sensory organ | pharate adult stage       2       --       --       --
     external sensory organ | somatic clone       6       --       1       --
Spanning Tree (Parents/Children)
Only view relationship:
  multicellular structure
   |__sense organ
       |__external sensory organ  24895 rec.
           |__external compound sense organ 15744 rec.
           |   |__chamber I of sacculus 4 rec.
           |   |__chamber II of sacculus 8 rec.
           |   |__chamber III of sacculus 1 rec.
           |   |__dorsal compartment of chamber III of sacculus
           |   |__dorsal organ 24 rec.
           |   |__eye 15625 rec.
           |   |__larval labial organ 12 rec.
           |   |__prosternal sense organ
           |   |__sacculus 35 rec.
           |   |__terminal organ 69 rec.
           |   |__ventral compartment of chamber III of sacculus
           |   |__ventral organ 10 rec.
           |   |__ventral pharyngeal sense organ 18 rec.
           |__external sensillum 16244 rec.
               |__abdominal 11 anal tuft 11 rec.
               |__buccal tree
               |__dorsal organ base sensillum
               |__dorsal organ dome sensillum
               |__eo-type sensillum(+) 11659 rec.
               |__labial organ sensillum(+)
               |__mesothoracic tibial sense organ 1 rec.
               |__metathoracic tibial sense organ 1 rec.
               |__ocellus(+) 469 rec.
               |__ommatidium(+) 5748 rec.
               |__pit sensillum(+) 1 rec.
               |__prothoracic tibial sense organ 1 rec.
               |__spot sensillum(+) 1 rec.
               |__ventral organ sensillum(+)
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UBERON:6005168
VFB:FBbt_00005168