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Atheris is a genus of vipers known as bush vipers. [2] They are found only in tropical subsaharan Africa (excluding southern Africa ) [ 1 ] and many species have isolated and fragmented distributions due to their confinement to rain forests . [ 3 ]
In comparison to most other Atheris species, A. hetfieldi lacks "horns" above its eyes, has 1 or 2 rows of scales between the eyes and supralabials, lacks lanceolate or acuminate scales on the top of its head, lacks markings on the top or sides of its head, has 153 ventral scales, has 47 to 50 undivided subcaudals, has 4 irregularly sized suprarostrals, has 3 scales between the eye and the ...
Atheris squamigera is the most well distributed species of the Atheris genus. Scientists believe that the current pattern of dispersal is of the Atheris species, including that of the A. squamigera may have been influenced by a combination of past climatic events, geological activities, the shifting of tectonic plates over millions of years, as ...
Atheris hispida is a viper species endemic to Central Africa. Like all other vipers, it is venomous. It is known for its extremely keeled dorsal scales ("spikes") that give it a bristly appearance. [3] No subspecies are currently recognized. [4] Common names include rough-scaled bush viper, spiny bush viper, [5] [3] hairy bush viper, [3] [6 ...
Atheris mongoensis is distinct from other Atheris species by its long lanceolate and erect scales on the top of its head and above its eyes which have a small knob at their ends, [2] its combination of entire, divided and narrow lanceolate tail scales, its 19-21 dorsal scales, its 141-152 ventral scales, its 43-55 subcaudal scale rows, its three suprarostrals, its two scales between its nasal ...
Atheris anisolepis, otherwise known as the Mayombe bush-viper, [1] [2] [3] is a species of viper endemic to west-central Africa. [1] [2] [4] No subspecies are currently recognized.[2] [3] The Atheris anisolepis is very similar to the Atheris squamigera but it is differentiated by the complete row of scales between the supralabial scales and the ocular scales as well as having enlarged, smooth ...
Atheris chlorechis is a viper species found only in the forests of West Africa. [1] [3] [5] No subspecies are currently recognized. It is the type species of its genus. [5] [6] Like all other vipers, it is a venomous species. [5] Atheris chlorechis venom can lead to major systemic envenoming, shock, blood loss due to coagulopathy, and renal ...
Atheris rungweensis is known from scattered locations from south-western Tanzania to north-eastern Zambia and south to the Nyika Plateau in northern Malawi. [3]Atheris rungweensis is usually found in low bushes along streams and at the edges of mountain forests at altitudes of 800–2,000 m (2,600–6,600 ft).