Definition that contains ontologist
- owen English comparative anatomist and paleontologist who was an opponent of Darwinism (1804-1892)
- gould United States paleontologist and popularizer of science (1941-2002)
- leakey English paleontologist (son of Louis Leakey and Mary Leakey) who continued the work of his parents; he was appointed director of a wildlife preserve in Kenya but resigned under political pressure (born in 1944)
- leakey English paleontologist whose account of fossil discoveries in Tanzania changed theories of human evolution (1903-1972)
- leakey English paleontologist (the wife of Louis Leakey) who discovered the Zinjanthropus skull that was 1,750,000 years old (1913-1996)
- richard leakey English paleontologist (son of Louis Leakey and Mary Leakey) who continued the work of his parents; he was appointed director of a wildlife preserve in Kenya but resigned under political pressure (born in 1944)
- teilhard de chardin French paleontologist and philosopher (1881-1955)
- louis leakey English paleontologist whose account of fossil discoveries in Tanzania changed theories of human evolution (1903-1972)
- sir richard owen English comparative anatomist and paleontologist who was an opponent of Darwinism (1804-1892)
- louis seymour bazett leakey English paleontologist whose account of fossil discoveries in Tanzania changed theories of human evolution (1903-1972)