The cicadas (Hemiptera: Cicadidae) of Bolivia including the descriptions of fifteen new species, the resurrection of one genus and two species, seven new combinations, six new synonymies, and twenty-eight new records Author Sanborn, Allen F. text Zootaxa 2019 2019-08-12 4655 1 1 104 journal article 26048 10.11646/zootaxa.4655.1.1 dd972471-fb89-4202-b474-8e88a7f8f1c4 1175-5326 3365845 3B65A3A8-2D1E-4031-8BD4-5A1A327C4ADE Proarna praegracilis Berg, 1881 Proarna praegracilis Berg 1881: 264 . ( Bolivia ) REMARKS. The second of the smallest Proarna species in Bolivia . It can be distinguished from P. dactyliophora by the infuscation along the nodal line of the fore wing, the proportionately shorter fore wings (less than 16.5 mm ) and reduced piceous markings particularly within the sutures. DISTRIBUTION. The species has been reported from Argentina , Bolivia and Paraguay ( Metcalf 1963a ; Sanborn 2011b; 2013; Sanborn & Heath 2014 ). MATERIAL EXAMINED . “ BOLIVIA , Tarija Dpt. / G. Chaco , ca 2km / SW Villamontes / 12–16 December 2011 // 21º 16’ S 63º 29 W / Wappes, Bonasco / & Morris “Chaco” one female ( FSCA ); “ BOLIVIA : Santa Cruz / Sta. Cruz de la Sierra / 14–XII–1979 , L. Strange ” one male ( AFSC ); “Reyes / Beni-BOLIV. / 2/ 20–XII–1956 / LEPena, Col.” one male and one female ( AFSC ) .