The Mouse Adult Gross Anatomy Ontology and Mammalian Phenotype Ontology are downloaded weekly from the Mouse Genome Informatics databases at Jackson Laboratories (ftp://ftp.informatics.jax.org/pub/reports/index.html). For more information about these ontologies, see the MGI Publications Page at http://www.informatics.jax.org/mgihome/other/publications.shtml.
an abnormal hollow or depression in the fleshy margins of the mouth
Comment:
A lip pit is distinct from a cleft lip or a lip notch which may represent a mild case of cleft lip. {xref="PMID:37075751", xref="https://orcid.org/0000-0002-6490-7723"}