FB2026_03 , released September 17, 2026

CV Term Report

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General Information

Term

prothoracic tarsal segment 2

ID (Ontology)

FBbt:00004671 (Fly Anatomy)

Definition

Second tarsal segment of the prothoracic leg. Proximally it articulates with the metatarsus, and distally with the third tarsal segment.[ FlyBase:FBrf0031004 ]

Also Known As

"T1 tarsal segment 2"

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)

Data Class	Field	Direct annotations
Alleles (FBal)	PHENOTYPE_MANIFEST_IN
Insertions (FBti)	EXPRESSION_STAGE_TISSUE_POSITION
Insertions (FBti)	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	Images	Insertions	Constructs
prothoracic tarsal segment 2 (all annotations which use CV term, excluding "NOT" statements)
prothoracic tarsal segment 2 \| male		--	--	--	--

Spanning Tree (Parents/Children)

tarsal segment
 |__tarsal segment 2____________
 |__prothoracic tarsal segment__|
prothoracic tarsus              |
 |__prothoracic tarsal segment__|
                                prothoracic tarsal segment 2  24 rec.

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	tarsal segment 2 prothoracic tarsal segment
Develops from	presumptive prothoracic tarsal segment 2
Part of
Synonyms & Secondary IDs
Synonyms
	"T1 tarsal segment 2" EXACT
Secondary IDs

External Crossreferences & Linkouts