FB2026_03 , released September 17, 2026
CV Term Report
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General Information
Term hypostomal sclerite ID (Ontology) FBbt:00001849 (Fly Anatomy)
Definition Part of the pharyngeal sclerite consisting of two lateral bars connected by a bridge (H) across the floor of the atrium, just anterior to the opening of the salivary duct.[ FlyBase:FBrf0045366 ]
Also Known As"H-piece"
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Data ClassFieldDirect annotations
Alleles (FBal)PHENOTYPE_MANIFEST_IN
Insertions (FBti)PHENOTYPE_MANIFEST_IN
Constructs (FBtp)PHENOTYPE_MANIFEST_IN
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Relevant FlyBase reports
 Alleles Genes Images Insertions Constructs
 hypostomal sclerite (all annotations which use CV term, excluding "NOT" statements)
     hypostomal sclerite | germline clone
      --       --       --       --
     hypostomal sclerite | heat sensitive
      --       --       --
     hypostomal sclerite | maternal effect
      --       --       --       --
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Vocabulary search 
gnathal segment
 |__labial segment______________
embryonic head                  |
 |__cephalopharyngeal skeleton__|
larval head                     |
 |__cephalopharyngeal skeleton__|
larval digestive system         |
 |__cephalopharyngeal skeleton__|
cuticular specialization        |
 |__cephalopharyngeal skeleton__|
region of integument            |
 |__sclerite____________________|
                                hypostomal sclerite  51 rec.
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Is a sclerite
Part of labial segment
cephalopharyngeal skeleton
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