part of part of develops from develops from contributes to morphology of sphenoid bone chondrocranium endochondral bone facial bone mesoderm-derived structure basisphenoid bone UBERON:0006428 Endochondral ossification of the ventromedial portion of the braincase.[AAO] "Endochondral ossification of the ventromedial portion of the braincase." [AAO:0000040] // "An endochondral bone that is located ventral to the pterosphenoid and dorsal to the parasphenoid. Basisphenoid is a median bone that is usually Y-shaped." [TAO:0000169] basisphenoid Part of the base of the cranium between the basioccipital and the presphenoid, which usually ossifies separately in the embryo or in the young, and becomes a part of the sphenoid in the adult; in many animals it persists as a separate bone between the basioccipital bone and the presphenoidal bone. FMA:321630 AAO:0000040 relationship loss: part_of braincase and otic capsule skeleton (AAO:0000052)[AAO] MA:0001463 TAO:0000169 An endochondral bone that is located ventral to the pterosphenoid and dorsal to the parasphenoid. Basisphenoid is a median bone that is usually Y-shaped.[TAO] EMAPA:18706 SCTID:95945003 basisphenoid cartilage condenstion neurocranium bone