Arantia (Arantia) angustipennis Chopard, 1954 (Figs. 4, 72a, b)

http://lsid.speciesfile.org/urn:lsid: Orthoptera .speciesfile.org:TaxonName:464820

Chopard (1954). Mem. Inst. franc. Afr. Noire, 40 (2): 36.

Type locality: GUINEA, Yanlé; depository: MNHN, Paris; kind of type: holotype male.

Material examined. GUINEA. Mt. Nimba, Yanlé (holotype ♂) (MNHN).

Tegmina width: 8.7; tegmina width/pronotum length: 1.6 (Heller et al. 2014).

A. angustipennis is a small species (body length ♂ 21 mm). Chopard (1954) described the male from Guinea (Yanlé). Naskrecki (2009) recorded it from Ghana. Tegmina are broad (ratio length/width: 4.3, Chopard 1954), fore femora are clearly longer than pronotum (10 vs. 5.5 mm) (Fig. 4). Fore femora have 5 ventral spines, mid femora 4 and hind femora 7 ventral spines on both sides. Male cerci are stout, up- and in-curved, with a blunt apex with a ridge armed with 1 spinule and a hooked spine; before the apex a robust lateral spine is present (Figs 72a, 72b).

Distribution. Known from the type locality Yanlé, Guinea and Ghana, West Africa.