[ ] missing axiom annotations. In the OWL the definition and the synonym have provenance, modeled using axiom annotations, as is standard for OBO, but these are missing in the API
[ ] missing synonym scopes and synonym types. In the OWL arteria hyaloidea is both EXACT and LATIN. hyaloid arteries is RELATED and PLURAL. But this information is missing here
http://data.bioontology.org/ontologies/UBERON/classes/http%3A%2F%2Fpurl.obolibrary.org%2Fobo%2FUBERON_0002270 (hyaloid artery)
Looking at an obsolete class: http://data.bioontology.org/ontologies/UBERON/classes/http%3A%2F%2Fpurl.obolibrary.org%2Fobo%2FUBERON_0002003
this is missing the replaced_by field