Endochondral bone that sutures with the orbitosphenoid anteriorly, the frontal bone dorsally and the sphenotic and prootic posteriorly. The pterosphenoid forms part of the orbitosphenoid region. The pterosphenoid bears foramina that accommodate branches of the trigeminal and facial nerves. The pterosphenoid is a paired bone. [ http://zfin.org/curator ]
Synonyms: alisphenoid pterosphenoids
Term information
- ZFA:0000419
This class was sourced from an external ontology (teleost_anatomy). Its definitions, naming conventions and relationships may need to be checked for compatibility with uberon
Term relations
- neurocranium bone
- endochondral bone
- overlaps some pterosphenoid-orbitosphenoid joint
- overlaps some prootic-pterosphenoid joint
- overlaps some parasphenoid-pterosphenoid joint
- develops from some taenia marginalis posterior
- part of some chondrocranium
- overlaps some neurocranium
- part of some sphenoid region