anterior pupal spiracle [FBbt_00002997]
The only functional spiracle of the pupa. These spiracles form as evaginations of the epithelium in the prothoracic segment, first apparent in the contracted third instar, just prior to pupariation. They are biperforate and open into the space between the pupa and the hardened puparium.
anterior pupal spiracle
ID: FBbt_00002997
Anatomy
The only functional spiracle of the pupa. These spiracles form as evaginations of the epithelium in the prothoracic segment, first apparent in the contracted third instar, just prior to pupariation. They are biperforate and open into the space between the pupa and the hardened puparium.
Prothoracic segmental identity from Whitten, 1957 & 1980. Note that this is different from the segmental identity assignment of the anterior thoracic spiracle of the adult.
Open in VFB 3D Browser →Relationships
- continuous with: pupal spiracular tracheal branch 1
- is part of: tracheal metamere 1
Alternative Names
| Synonym | Scope | Reference |
|---|---|---|
| functional pupal spiracle | exact synonym |
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