Oman - Animals in the Habitats and the Fossil sites, and Biodiversity
Classified animal picture guide. Highlighting the link 
of species shows the images, and clicking the link shows Evolutionary Tree.
of species shows the images, and clicking the link shows Evolutionary Tree.The following fossils from the geologic age to the prehistorical age are excavated in Oman. The explanation in brackets is the ages they lived in extinct species. Note that Mya is million years ago. For example, "48.6～40.4 Mya" shows a range between 48.6 and 40.4 million years ago. The time range is shown in the Geological Time Table. The followings are a part of the Evolutionary Tree.
| Oman prehistoric age | ||||
| Oman extinct species Paleozoic |
 | Jawless fish |
Sacabambaspis (479～457.5 Mya) | |
| Oman extinct species Mesozoic |
 | Ammonite |
Pachydiscus (93.5～65.5 Mya; ２m),
Nostoceras (89.3～65.5 Mya) | |
| Oman extinct species Cenozoic |
 | Paenungulata |
Arsinoitherium (40.4～23.03 Mya; Large pair of horns) | |
Oman is a country located in the Arabian Peninsula in West Asia and the tropical zone. It is borderd by UAE, Yemen and Saudi Arabia, and by the Indian Ocean to the south. The following shows the distribution of animals in Oman.
