Richard Harlan
Richard Harlan ( September 19 , 1796 – September 30 , 1843 ) was an American naturalist , zoologist , herpetologist , physicist , and paleontologist . 
<triplet> Richard Harlan <subj> September 19, 1796 <obj> date of birth <subj> September 30, 1843 <obj> date of death <subj> zoologist <obj> field of work <subj> paleontologist <obj> field of work