FB2026_03 , released September 17, 2026

CV Term Report

Help Close All Open All

General Information

Term

gonadal sheath

ID (Ontology)

FBbt:00004859 (Fly Anatomy)

Definition

Thin covering of the gonads, containing one or more epithelial layers and a muscle layer.[ FlyBase:FBrf0064777 ]

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 Class	Field	Direct annotations
Alleles (FBal)	PHENOTYPE_MANIFEST_IN
Insertions (FBti)	EXPRESSION_STAGE_TISSUE_POSITION
Constructs (FBtp)	PHENOTYPE_MANIFEST_IN

Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records

Full annotation statements	Relevant FlyBase reports
Full annotation statements	Alleles	Genes	Insertions	Constructs
gonadal sheath (all annotations which use CV term, excluding "NOT" statements)

Spanning Tree (Parents/Children)

reproductive system
 |__gonad___________________
multicellular structure     |
 |__gonad___________________|
 |__multi-tissue structure__|
                            gonadal sheath  245 rec.
                             |__embryonic/larval gonadal sheath muscle cell
                             |__gonadal sheath epithelium 15 rec.
                             |   |__terminal epithelium of testis(+) 15 rec.
                             |__gonadal sheath muscle cell 58 rec.
                             |   |__ovarian sheath muscle cell 24 rec.
                             |   |__testis sheath muscle cell 33 rec.
                             |__ovarian sheath 59 rec.
                             |   |__inner layer of ovarian sheath
                             |   |__median layer of ovarian sheath(+) 37 rec.
                             |   |__outer layer of ovarian sheath
                             |   |__pedicel of ovarian sheath 1 rec.
                             |__testis sheath 174 rec.
                                 |__terminal epithelium of testis(+) 15 rec.
                                 |__testis sheath epithelial cell(+) 122 rec.
                                 |__testis sheath muscle cell 33 rec.

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	multi-tissue structure
Part of	gonad
Synonyms & Secondary IDs
Synonyms

Secondary IDs

External Crossreferences & Linkouts