FB2026_03 , released September 17, 2026

CV Term Report

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General Information

Term

larval primary spermatocyte

ID (Ontology)

FBbt:00059191 (Fly Anatomy)

Definition

A male germ cell of the 16-cell larval male germline cyst (Mahadevaraju et al., 2021).[ FlyBase:FBrf0248088 ]

Comment

Links to External Ontologies

Annotations

Records annotated with this term OR any of its CHILD TERMS

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Direct annotations: records annotated with this exact term (child terms are NOT included)

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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	Constructs
larval primary spermatocyte (all annotations which use CV term, excluding "NOT" statements)

Spanning Tree (Parents/Children)

germline cell
 |__male germline cell___________
germline cyst                    |
 |__male larval germline cyst____|
male-specific anatomical entity  |
 |__male germline cell___________|
 |__male larval germline cyst____|
larval testis                    |
 |__male larval germline cyst____|
                                 larval primary spermatocyte  1 rec.
                                  |__larval apolar primary spermatocyte
                                  |__larval mature primary spermatocyte
                                  |__larval polar primary spermatocyte

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	male germline cell
Develops from	larval spermatogonium
Part of	male larval germline cyst
Synonyms & Secondary IDs
Synonyms

Secondary IDs

External Crossreferences & Linkouts