Cydninae (Hemiptera, Heteroptera, Cydnidae) in Brazil: updated checklist, new records, and description of Tominotus ondulatus sp. nov. Author Avendaño, José Mauricio Laboratório de Entomologia Sistemática, Departamento de Zoologia, Instituto de Biociências, Universidade Federal do Rio Grande do Sul (UFRGS), Brazil jmavendanof@gmail.com Author Grazia, Jocelia Departamento de Zoologia, Instituto de Biociências, Universidade Federal do Rio Grande do Sul (UFRGS), Brazil. E-mail: jocelia @ ufrgs. br. jocelia@ufrgs.br Author Schwertner, Cristiano Feldens Departamento de Ecologia e Biologia Evolutiva, Instituto de Ciências Ambientais, Químicas e Farmacêuticas, Universidade Federal de São Paulo (UNIFESP), Brazil. E-mail: schwertner @ unifesp. br. schwertner@unifesp.br text Zootaxa 2017 2017-10-09 4329 5 401 435 journal article 31871 10.11646/zootaxa.4329.5.1 09f3f499-00d5-4b1f-af77-f1db57427cdb 1175-5326 1005124 180Ca01D-3268-419D-9E07-500B15438Fce Tominotus signoreti (Mulsant & Rey) ( Figs. 14F , 16 ) Cydnus (Tominotus) signoreti Mulsant & Rey, 1866: 319 . Cyrtomenus constrictus Berg, 1879: 277 , syn. by Berg, 1891. Aethus (Tominotus) constrictus : Signoret, 1881: 427 . Cydnus signoreti : Lethierry & Severin, 1893: 68 . Tominotus signoreti : Froeschner, 1960 : 566 . Material examined: 1♀ , RS , Pinhal, 03-Apr-1965 , M. Becker col., MCNZ . Distribution: Brazil new rec. ( RS ), Paraguay , Uruguay , Argentina . Remarks: See remarks in T. brevis . According the reported distribution, presence of T. signoreti in Southern Brazil was expected.