Apidium
Encyclopedia
The genus
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 Apidium (from Latin for "small bull", as the first fossils were thought to be from a type of a cow) is that of at least three extinct primate
Primate
A primate is a mammal of the order Primates , which contains prosimians and simians. Primates arose from ancestors that lived in the trees of tropical forests; many primate characteristics represent adaptations to life in this challenging three-dimensional environment...

s living in the early Oligocene
Oligocene
The Oligocene is a geologic epoch of the Paleogene Period and extends from about 34 million to 23 million years before the present . As with other older geologic periods, the rock beds that define the period are well identified but the exact dates of the start and end of the period are slightly...

, roughly 36 to 32 millions years ago. Apidium fossils are common in the Fayoum deposits of Egypt
Egypt
Egypt , officially the Arab Republic of Egypt, Arabic: , is a country mainly in North Africa, with the Sinai Peninsula forming a land bridge in Southwest Asia. Egypt is thus a transcontinental country, and a major power in Africa, the Mediterranean Basin, the Middle East and the Muslim world...

. Fossils of the earlier species, Apidium moustafai, are rare; fossils of the later species Apidium phiomense are fairly common.

Apidium and its fellow members of the Parapithecidae
Parapithecidae
Parapithecidae is an extinct family of primates which lived in the Eocene and Oligocene periods in Egypt. Eocene fossils from Burma are sometimes included in the family in addition. They showed certain similarities in dentition to Condylarthra, but had short faces and jaws shaped like those of...

 family are stem anthropoids that possess all the hallmarks of modern Anthropoidea. Their ancestry is closely tied to the Eocene Asian group Eosimiidae
Eosimiidae
Eosimiidae is the family of extinct primates believed to be the earliest simians....

.

Behaviour

The Apidium species were well adapted to life in what once were the tropical forests of North Africa. They lived in trees and apparently moved on top of tree limbs by a combination of quadrupedalism and leaping, much as do living squirrel monkeys of the genus Saimiri. These primates appear to have been frugivorous and diurnal, with keen eyesight.

Male Apidium were bigger than the females, which, by comparing them with living primates, suggests that they probably lived in groups, where a small number of males would have had control over several females. The males had large canine teeth

In popular culture

Apidium appeared in Walking With Beasts
Walking with Beasts
Walking with Beasts is a 2001 six-part television documentary miniseries, produced by the BBC in the United Kingdom, narrated by Kenneth Branagh. In North America it has been retitled Walking with Prehistoric Beasts, and the original Discovery Channel broadcast was narrated by Stockard Channing...

 in the episode "Whale Killer". It was shown as a monkey that lived in mangroves, and had a diet of fruit
Fruit
In broad terms, a fruit is a structure of a plant that contains its seeds.The term has different meanings dependent on context. In non-technical usage, such as food preparation, fruit normally means the fleshy seed-associated structures of certain plants that are sweet and edible in the raw state,...

. It was also predicted that it was in danger by shark
Shark
Sharks are a type of fish with a full cartilaginous skeleton and a highly streamlined body. The earliest known sharks date from more than 420 million years ago....

s or crocodile
Crocodile
A crocodile is any species belonging to the family Crocodylidae . The term can also be used more loosely to include all extant members of the order Crocodilia: i.e...

s, or a wandering Basilosaurus
Basilosaurus
Basilosaurus is a genus of cetacean that lived from in the Late Eocene. Its fossilized remains were first discovered in the southern United States . The American fossils were initially believed to be some sort of reptile, hence the suffix -"saurus", but later found to be a marine mammal...

.

External links

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