FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term gnathal segment ID (Ontology) FBbt:00000011 (Fly Anatomy)
Definition The head segments that develop posterior to the embryonic/larval mouth.
Comment
Links to External Ontologies
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       3
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN       2
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 Constructs
 gnathal segment (all annotations which use CV term, excluding "NOT" statements)       3      4      6
Spanning Tree (Parents/Children)
Only view relationship: 
  segment
   |__head segment
       |__gnathal segment  1199 rec.
           |__adult gnathal segment 671 rec.
           |   |__adult labial segment 407 rec.
           |   |__adult mandibular segment
           |   |__adult maxillary segment 324 rec.
           |__embryonic gnathal segment 250 rec.
           |   |__embryonic labial segment 101 rec.
           |   |__embryonic mandibular segment 95 rec.
           |   |__embryonic maxillary segment 171 rec.
           |__labial segment 620 rec.
           |   |__adult labial segment 407 rec.
           |   |__embryonic labial segment 101 rec.
           |   |__larval labial segment 64 rec.
           |__larval gnathal segment 171 rec.
           |   |__larval labial segment 64 rec.
           |   |__larval mandibular segment 8 rec.
           |   |__larval maxillary segment 114 rec.
           |__mandibular segment 116 rec.
           |   |__adult mandibular segment
           |   |__embryonic mandibular segment 95 rec.
           |   |__larval mandibular segment 8 rec.
           |__maxillary segment 607 rec.
               |__adult maxillary segment 324 rec.
               |__embryonic maxillary segment 171 rec.
               |__larval maxillary segment 114 rec.
Spanning Tree View Settings
Parents/Children
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Is a head segment
Part of
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Synonyms
  • "postoral segment" RELATED
Secondary IDs
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UBERON:6000011