ptilinum [FBbt_00004483]
Membranous sac that is part of the front of the head capsule. It is everted at eclosion and serves to break open the operculum at the end of the puparium. Following eclosion, it is withdrawn into the head where it collapses and becomes sclerotized, externally leaving the ptilinal suture.
ptilinum
ID: FBbt_00004483
Adult Anatomy
Membranous sac that is part of the front of the head capsule. It is everted at eclosion and serves to break open the operculum at the end of the puparium. Following eclosion, it is withdrawn into the head where it collapses and becomes sclerotized, externally leaving the ptilinal suture.
Open in VFB 3D Browser →Relationships
- develops from: presumptive ptilinum
- is part of: adult head capsule
Parts of ptilinum (2 total)
| Thumbnail | Name | Tags |
|---|---|---|
| ptilinal suture | Adult, Anatomy | |
| shingle cuticle of lateral ptilinum | Adult, Anatomy |
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