FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term head ID (Ontology) FBbt:00000004 (Fly Anatomy)
Definition Anterior part of the organism, including mouthparts, some sensory structures and the brain.
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     299
Insertions (FBti)  EXPRESSION_STAGE_TISSUE_POSITION      41
Insertions (FBti)  PHENOTYPE_MANIFEST_IN      46
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN     121
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 Images Insertions Constructs
 head (all annotations which use CV term, excluding "NOT" statements)     299     86     44     86    130
     head | anterior | maternal effect       4       --       --       1       --
     head | cold sensitive       2       --       --       --       1
     head | conditional       2       --       --       --       --
     head | dorsal       6       --       --       1      4
     head | dorsal | heat sensitive       1       --       --       --       1
     head | dorsal | posterior       1       --       --       --       --
     head | dorsal | somatic clone       1       --       --       --       --
     head | embryonic stage       2       --       --       2       --
     head | embryonic stage | heat sensitive       1       --       --       --       1
     head | germline clone       1       --       --       1       --
     head | heat sensitive       5       --       --       --       3
     head | larval stage       7       --       --       --       --
     head | male       1       --       --       --       1
     head | maternal effect      17       --       --      13       --
     head | P-stage      11       --       --       1      9
     head | pharate adult stage      21       --       --       5     18
     head | pharate adult stage P15       2       --       --       --       1
     head | pharate adult stage | temperature conditional       1       --       --       --       1
     head | posterior       1       --       --       --       1
     head | prepupal stage P4       1       --       --       --       --
     head | pupal stage      30       --       --       1     23
     head | somatic clone      15       --       --       1      4
     head | ventral       1       --       --       --       --
Spanning Tree (Parents/Children)
Only view relationship:
  anterior-posterior subdivision of organism
   |__tagma
       |__head  41997 rec.
           |__adult head 37627 rec.
           |__embryonic head 2035 rec.
           |__larval head 5243 rec.
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UBERON:6000004