composed primarily of bone element bone tissue basibranchial bone Replacement bone that is ventral, median, and associated with a single pharyngeal arch in the pharyngeal arch 3-7 skeleton.[TAO] basibranchial bone EFO:0003503 copula 1 bone relationship loss: develops_from copula (TAO:0001220)[TAO] AAO:0000686 UBERON:0004740 Medial element to which other parts of the hyoid apparatus are attached.[AAO] relationship loss: subclass basibranchial element (TAO:0001914)[TAO] basibranchial bones A basibranchial element that is bone. Basibranchial elements are ventral, median, and associated with a single pharyngeal arch in the pharyngeal arch 3-7 skeleton. ZFA:0000170 relationship loss: part_of hyoid apparatus skeleton (AAO:0000682)[AAO] copula I bone TAO:0000170 basibranchial element