Atheris katangensis DE WITTE, 1953
Can you confirm these amateur observations of Atheris katangensis?
|Higher Taxa||Viperidae, Viperinae, Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes)|
|Common Names||E: Katanga Mountain Bush Viper|
|Synonym||Atheris katangensis DE WITTE 1953: 301|
Atheris katangensis — WELCH 1994: 21
Atheris katangensis — BROADLEY 1998: 125
Atheris katangensis — MCDIARMID, CAMPBELL & TOURÉ 1999: 356
Atheris katangensis — DOBIEY & VOGEL 2007
Atheris katangensis — WALLACH et al. 2014: 62
|Distribution||S Democratic Republic of the Congo (= Zaire: Katanga), Zambia|
Type locality: Mubale-Munte, Upemba National Park, Zaire.
|Types||Holotype: IRSNB 2207|
|Diagnosis||Description. Rostral three times as broad as deep, surmounted by three suprarostrals, the outer ones largest (the middle one may be split into three,two small ones below a larger one: Fig. 1h); 5 or 6 slightly rugose internasals Nasals separated from eye by 2 or 3 scales. Dorsal and lateral headshields strongly keeled, keels terminating in a knob, 9-11 interorbital scales and 20-22 across back of head between posterior supralabials. Eye moderate, its vertical diameter subequal to its distance from the lip, usually separated from the 9-12 supralabials only by the 14-17 circumorbitals. Mental about one and a half times as wide as long, infralabials 11, the flrst pair in contact behind the mental, followed by a pair of large sublinguals and five rows of gulars (the outer ones keeled) anterior to the first ventral. Dorsals keeled and pointed, the keel terminating at the tip, 23-31 rows at midbody lateral rows often duplicated and rows 4-6 very feebly serrated; ventrals|
133-144; subcaudals 38-49 (Broadley 1998).
Colouration. Pale brown to olive or purple brown above, with a vertebral series of dark-bordered and dark-centred yellowish rhombic markings, tail tip yellow. Ventrum yellow anteriorly, sometimes becoming grey-green posteriorly,about every third ventral with a yellow lateral spot and a few ventrals with short black transverse bars (Broadley 1998).
Habitat: trees (arboreal)
|Etymology||Named after the type locality.|