▁ ▁In ternal ▁an atom y ▁Od ont op hor al ▁cart il ages ▁separate ; ▁val ve ▁of ▁Le ible in ▁present , ▁with ▁or ▁without ▁by pass ▁t ube ; ▁es oph age al ▁ca ec um ▁absent ; ▁g land ▁of ▁Le ible in ▁short , ▁small , ▁empty ing ▁directly ▁into ▁posterior ▁end ▁of ▁es oph ag us ; ▁pa ired ▁sal iv ary ▁g lands ▁asc in ous ▁or ▁tub ular , ▁attached ▁to ▁es oph ag us ▁just ▁anterior ▁to ▁the ▁val ve ▁of ▁Le ible in , ▁du ct s ▁attached ▁to ▁walls ▁of ▁es oph ag us ; ▁single ▁access ory ▁sal iv ary ▁g land ▁present , ▁asc in ous ▁or ▁tub ular , ▁anal ▁g land ▁absent . ▁ ▁Gener a ▁▁ ▁Pers ic ula ▁Sch um acher , ▁ 1 8 1 7 ▁ ▁Gib ber ula ▁Sw ain son , ▁ 1 8 4 0 ▁ ▁Can alis pi ra ▁J ous se a ume , ▁ 1 8 7 5 ▁ ▁P ach y b ath ron ▁G ask oin , ▁ 1 8 5 3 ▁Gener a ▁brought ▁into ▁syn onym y ▁ ▁Bar og in ella ▁Las er on , ▁ 1 9 5 7 : ▁syn onym ▁of ▁Can alis pi ra ▁J ous se a ume , ▁ 1 8 7 5 ▁ ▁D il uc ul um ▁Bar n ard , ▁ 1 9 6 2 : ▁syn onym ▁of ▁Gib ber ula ▁Sw ain