FB2026_03 , released September 17, 2026
CV Term Report
Help Close All Open All
General Information
Term prepupal stage P4(i) ID (Ontology) FBdv:00005347 (Fly Development)
Definition Lateral trunk tracheae become obscured. Dorsal medial abdominal contractions occur. Everted leg and wing discs become visible. Bubble appears in posterior of puparium, displacing the pupa anteriorly; abdominal bubble disappears. Duration at 25 degrees C: approximately 5 hours, 15 minutes. (126.75-132 hours after egg laying; 6.75-12 hours after puparium formation).[ FlyBase:FBrf0036849 FlyBase:FBrf0048355 ]
Also Known As"buoyant stage" ; "pupal stage P4(i)"
Comment
Links to External Ontologies
Annotations
Records annotated with this term OR any of its CHILD TERMS

Choose a record type to view annotations for this term and its child terms. Direct annotations and full annotation statements below also provide HitList buttons.

  • Results list data from multiple species. Choose a record type above to open its HitList.
Direct annotations: records annotated with this exact term (child terms are NOT included)
Data ClassFieldDirect annotations
Insertions (FBti)EXPRESSION_STAGE_TISSUE_POSITION
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
 prepupal stage P4(i) (all annotations which use CV term, excluding "NOT" statements)       --
     prepupa | prepupal stage P4(i)
      --       --       --
Spanning Tree (Parents/Children)
Only view relationship:
Vocabulary search
developmental stage
 |__prepupal stage P4__
prepupal stage         |
 |__prepupal stage P4__|
                       prepupal stage P4(i)  388 rec.
Spanning Tree View Settings
Parents/Children
View Depth
Show hierarchy levels: for parents, for children
hide Relationships
Is a developmental stage
Part of
Substage of prepupal stage P4
hide Synonyms & Secondary IDs
Synonyms
Secondary IDs
hide External Crossreferences & Linkouts