pessulus Definition

pharyngobranchial, epibranchial, metasternum, pleurosteon, mesosternum, ceratobranchial, siphonium, epicoracoid, epipharyngeal, urosteon, sphenotic, pterotic, parethmoid, metosteon, lophosteon, exaspidean, urohyal, cartilaginous structure, branchial arch, alinasal, spineback, praecornu, omosternum, epipterygoid, endostyle, opisthion, hyomandibular, endaspidean, dorsal, thyrohyoid, metabranchial, pygostyle, epimeron, pleurobranch, holaspidean, parachordal, postscutellum, costal cartilage, septomaxillary, propterygium, hypobranchial, metapterygium, xiphisternum, supersphenoidal, turbinal, pleuron, tichorrhine, urostyle, mesogaster, parapleura, basisphenoid, pectoral girdle, cephalostyle, hyostylic, diapophysis, homacanth, sphenoid bone, paxwax, ventral, sphenethmoid, sternohyoid, ceratohyal, subsphenoidal, hyosternal, acanthion, pterygopodium, cercopod, pneumogastric, animal tissue, ventro, ethmoid bone, external organ, hypural, interhyal, postcornu, protocercal, prescutum, scizorhinal, siphonet, ectobronchium, infrahyoid, propodium, basipterygium, suspensorium, epiotic, mastoid process, prelumbar, saurognathous, neuropodium, platycoelian, aliseptal, accessory nerve, tibiale, maxilloturbinal, notopodium, mesorchium, aliethmoidal, pterygoquadrate, mesohepar, epichordal,