Paired cartilage bone that bears a large foramen (lateral occipital foramen). Contacts the supraoccipital dorsally, the epiotic laterally and the basioccipital ventrally. Forms the posterior hind margin of the cranium and borders the lateral and posterior margins of the forum (foramen) magnum. [ ORCiD:0000-0001-9114-8737 GOC:mh ]
Synonyms: exoccipitals
Term information
Term relations
- exoccipital bone
- endochondral bone
- part of some occipital region
- part of some neurocranium
- existence starts during or after some larval:days 7-13
- part of some chondrocranium
- overlaps some basioccipital-exoccipital joint
- develops from some occipital arch cartilage
- develops from some parachordal cartilage