OntologiesuberonclassesUBERON:0002244   
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premaxilla
http://purl.obolibrary.org/obo/UBERON_0002244

One of the bones of the upper jaw situated between and in front of the maxillae[VHOG].

Also appears infovthcaocpontmondomp + 4
Exact Synonyms
premaxillae
premaxillary
Related Synonyms
incisive bone
os incisivum
premaxilla bone
premaxillary bone
Depicted by
Gray160.png
class Information
axiom_lost_from_external_ontology
  • relationship loss: overlaps premaxillary-maxillary joint (TAO:0002260)[TAO]
  • relationship loss: overlaps mesethmoid-premaxillary joint (TAO:0001676)[TAO]
  • relationship loss: overlaps inter-premaxillary joint (TAO:0001950)[TAO]
editor note

requires checking embryonic vs adult; isa fetal organ part in FMA; adult bone of upper jaw in AAO and ZFA; split. Note that we have loops if we add develops_from primary palate primary palate

external_definition
  • Dermal bone that forms the anteriormost element of the upper jaw. It articulates with the maxilla posterodorsally and its antimere medially. The premaxilla is paired.[TAO]
  • One of the bones of the upper jaw situated between and in front of the maxillae. [Dorian_AF, Elsevier's_encyclopaedic_dictionary_of_medicine, Part_B:_Anatomy_(1988)_Amsterdam_etc.:_Elsevier][VHOG]
  • Paired, intramembranous bones located at the anterior end of the skull; they form the anterior-most segment of the maxillary arch.[AAO]
has_alternative_id

UBERON_0002253

has_obo_namespace

uberon

homology_notes

(...) in all higher vertebrates a premaxilla is present (...) (reference 1); Although the presence of a tooth-bearing outer buccal arcade (premaxilla, maxilla, dentary) is cited as a common character of Osteichthyes, dipnoans lack all three bones (...) (reference 2).[well established][VHOG]

never in taxon

Acipenserncbitaxon

class Relations