 | John R. "Jack" Horner is an American paleontologist who discovered and named Maiasaura,... more » |
 | James Hall was a geologist and mountaineer. more » |
 | Jeremy Jackson appeared in the 2007 film The 11th Hour. more » |
 | John Bell Hatcher was an American paleontologist and fossil hunter best known for discovering... more » |
.jpg/243px-MERRIAM,_JOHN_CAMPBELL_LCCN2016862039_(cropped).jpg "John Campbell Merriam") | John Campbell Merriam was an American paleontologist. The first vertebrate paleontologist on the... more » |
 | Jukka Jernvall is a Finnish evolutionary biologist in the field of evo-devo research. His... more » |
 | Jørn Harald Hurum is a Norwegian paleontologist and popularizer of science. He is a vertebrate... more » |
