Either of the broad curved wing like expanses on each side of the sphenoid bone in adults; may exist independently in the young. [ MP:0003235 http://www.informatics.jax.org/accession/smb https://www.worldcat.org/search?q=bn%3A0-683-40008-8 ]
Synonyms: alisphenoid bone greater wing of sphenoidal bone greater wing of sphenoid ala major (os sphenoidale)
Term information
- Wikipedia:Greater_wing_of_sphenoid_bone
- EMAPA:36567
- MA:0002772
- SCTID:361298007
- FMA:52868
pheno_slim
The mammalian alisphenoid forms the greater wing of the sphenoid bone, which contributes a small part of the skull vault just caudal to the orbit, and also underlies the basal part of the frontal and parietal bones in the fetus (Iseki et al. 1997)
greater wing of sphenoid bone
ala major ossis sphenoidalis
epipterygoid bone
epipterygoid
The alisphenoid in mammals is part cartilage bone, part membrane bone[PMC1231738] In many mammals, e.g. the dog, the greater wing of the sphenoid bone stays through life a separate bone called the alisphenoid[WP].
Term relations
- alisphenoid endochondral element
- lateral structure
- neurocranium bone
- endochondral bone
- facial bone
- mesoderm-derived structure
- contributes to morphology of some sphenoid bone
- in lateral side of some basicranium
- develops from some alisphenoid ossification center
- part of some sphenoid bone
- develops from some alisphenoid cartilage element