2257 Author Xue, Xiao-Feng Author Zhang, Zhi-Qiang text Zootaxa 2009 2009-10-08 2257 1 128 journal article 1175­5334 Prothrix Keifer, 1965 Type species. Prothrix aboula Keifer, 1965a: 1–2 . Diagnosis. Body fusiform; prodorsal shield with paired internal verticals ( vi ) and paired external verticals ( ve ), scapular setae ( sc ) absent; coxae I and coxae II each with 3 setae. This genus is monotypic ( Amrine et al . 2003 ).