original description(ofCelebestia Attems, 1931)Attems, C. M. T. Graf von (1931). Die Familie Leptodesmidae und andere Polydesmiden. Zoologica (Stuttgart), (79): 1-150. Stuttgart page(s): 114 [details]
original description(ofPagioprium Attems, 1937)Attems, C. M. T. Graf von (1937). Myriapoda 3. Polydesmoidea I. Fam. Strongylosomidae. Das Tierreich, 68: 1-300. Berlin, Leipzig page(s): 94 [details]
original description(ofPeriballopus Verhoeff, 1941)Verhoeff, K. W. (1941). Studien an äthiopischen Diplopoden. Jenaische Zeitschrift für Naturwissenschaften, 73: 231-274 page(s): 241 [details]
additional sourceJeekel, C. A. W. (1982). New records and decriptions of southeast Asian Paradoxosomatidae (Diplopoda, Polydesmida). Bollettino del musei civico di storia naturale di Verona, 9: 225-253 page(s): 252; note: discusses genus concept [details]