FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term embryonic head ID (Ontology) FBbt:00000155 (Fly Anatomy)
Definition Any head of the embryo.
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     588
Insertions (FBti)  EXPRESSION_STAGE_TISSUE_POSITION      13
Insertions (FBti)  PHENOTYPE_MANIFEST_IN      63
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN     144
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
 embryonic head (all annotations which use CV term, excluding "NOT" statements)     588     34     76    160
     embryonic head | anterior       2       --       --       --
     embryonic head | anterior | maternal effect       1       --       --       --
     embryonic head | dorsal       2       --       --       1
     embryonic head | germline clone      27       --       8       --
     embryonic head | germline clone | maternal effect      51       --       --       --
     embryonic head | germline clone | non-rescuable maternal effect       1       --       1       --
     embryonic head | germline clone | rescuable maternal effect       2       --       1       --
     embryonic head | heat sensitive      23       --       1     18
     embryonic head | maternal effect      52       --       5     14
     embryonic head | maternal effect | posterior | heat sensitive       1       --       --       --
     embryonic head | non-rescuable maternal effect       5       --       --       --
     embryonic head | parental effect       2       --       1       --
     embryonic head | rescuable maternal effect       5       --       2       --
Spanning Tree (Parents/Children)
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tagma
 |__head_____________
 |__embryonic tagma__|
                     embryonic head  2035 rec.
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Is a head
embryonic tagma
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Synonyms
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UBERON:0008816