Orthoptera Tettigoniidae as indicators of biodiversity hotspots in the Guinean Forests of Central and West Tropical Africa Author Massa, Bruno 0000-0003-2127-0715 Department of Agriculture, Food and Forest Sciences, University of Palermo, Viale Scienze 13, 90128 Palermo, Italy (retired). bruno. massa @ unipa. it; https: // orcid. org / 0000 - 0003 - 2127 - 0715 bruno.massa@unipa.it text Zootaxa 2021 2021-05-21 4974 3 401 458 journal article 6215 10.11646/zootaxa.4974.3.1 f4836c21-a062-4226-8865-1c2fbbbbbbe3 1175-5326 4778159 D830FF11-A538-4FDB-80C0-E32DE3D10D43 Plangiopsis semiconchata Karsch, 1889 Material examined . Liberia , Sinoe County , Krahn-Bassa Reserve , Juboe River , 7.5 km SW Pellokon town , 14- 21.I.2018 ( MV Light Trap ), M. Geiser , S. Safian , G. Simonics ( 1♂ ) ; Liberia , Sinoe County , Krahn-Bassa Reserve , Juboe River , 7.5 km SW Pellokon town , 14-20.I.2018 ( Blended Bulb 250w Light Trap ), M. Geiser , S. Safian , G. Simonics ( 3♂ ) ; Liberia , Sinoe County , 6.5 km NW Jacksonville , Forest near Solve Problem Vill. ( 103m ) 23- 27.I.2018 ( MV Light Trap ), M. Geiser , S. Safian , G. Simonics ( 4♂ ) ( ANHRT ). Distribution . Previously known from Cameroon , Côte d’Ivoire , Ghana , Central African Republic and Gabon ( Massa 2021a ), here recorded also from Liberia .