pa·le·o·bi·ol·o·gy 
(pā′lē-ō-bī-ŏlə-jē)
(pā′lē-ō-bī-ŏlə-jē)n.
The branch of paleontology that deals with the fossils of plants, animals, and other organisms.
pa′le·o·bi·o·logic (-ə-lŏjĭk), pa′le·o·bi·o·logi·cal (-ĭ-kəl) adj.
pa′le·o·bi·o·logi·cal·ly adv.
pa′le·o·bi·olo·gist n.