Johann Georg Wagler
Johann Georg Wagler ( 28 March 1800 – 23 August 1832 ) was a German herpetologist and ornithologist . 
<triplet> Johann Georg Wagler <subj> 28 March 1800 <obj> date of birth <subj> 23 August 1832 <obj> date of death <subj> herpetologist <obj> field of work