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The Mouse Adult Gross Anatomy Ontology and Mammalian Phenotype Ontology are downloaded weekly from the Mouse Genome Informatics databases at Jackson Laboratories ( For more information about these ontologies, see the MGI Publications Page at

Term:absent optic pit
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Accession:MP:0030241 term browser browse the term
Definition:absence of either or both of the two pits that appear bilaterally in the region destined to become the forebrain as the cranial neural folds fuse; these optic pits or sulci continue to deepen laterally and bulge from the two sides of the forebrain to become the optic vesicles
Synonyms:exact_synonym: absent optic pits;   absent optic sulci;   absent optic sulcus

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  mammalian phenotype 5369
    craniofacial phenotype 47
      abnormal craniofacial morphology 47
        abnormal craniofacial development 10
          abnormal optic pit morphology 0
            absent optic pit 0
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