protocercal Definition

hypural, metapterygium, basipterygium, finlet, ichthyopterygium, spineback, propterygium, sarcopterygian, actinost, branchial arch, fin, wingfish, pterygopodium, homacanth, quillback, threadfish, heterocercal, stingbull, subcaudal, protovertebra, urostyle, combtooth blenny, cephalochordate, heterocercy, mesopterygium, pharyngobranchial, epibranchial, metabranchial, endostyle, maxilliped, hyostylic, homocercal, suboperculum, interoperculum, epimeron, pterotic, heteracanth, subvertebral, epipharyngeal, epicoracoid, lyrie, branchiostegal, preoperculum, epipodite, sphenotic, epipodium, siphonium, pleurobranch, caudal, epipodial, trichobranchia, cercopod, mackerel shark, ossean, urohyal, gnathopod, ceratobranchial, gnathopodite, pessulus, parachordal, pectoral fin, batrachoid, pinniform, cephalostyle, pectinibranchiate, platycoelian, endaspidean, metasternum, boarfish, anal fin, notopodium, endosternite, handfish, lepidosiren, branchiate, hyomandibular, chondrocranium, postscutellum, dorsal, banstickle, suprabranchial, gnathite, omostegite, hemichordate, articulary, cephalomere, hairtail, diapophysis, intersternal, lateral line, pygostyle, omosternum, opisthion, propodium, pelvic fin, pseudobranchia, caudal fin, amphistylic, hyperapophysis, gnathic,