Type specimens of the species of Cycloramphus Tschudi, 1838 (Anura, Cycloramphidae) in the collections of the Museu Nacional, Rio de Janeiro, Brazil Author Caramaschi, Ulisses 0000-0003-1534-1038 Universidade Federal do Rio de Janeiro, Museu Nacional, Departamento de Vertebrados, Quinta da Boa Vista, São Cristóvão, 20940 - 040 Rio de Janeiro, RJ, Brasil & E-mail: ulisses @ acd. ufrj. br; https: // orcid. org / 0000 - 0003 - 1534 - 1038 ulisses@acd.ufrj.br Author Pombal Jr, José P. 0000-0003-4900-630X Universidade Federal do Rio de Janeiro, Museu Nacional, Departamento de Vertebrados, Quinta da Boa Vista, São Cristóvão, 20940 - 040 Rio de Janeiro, RJ, Brasil & E-mail: pombal @ acd. ufrj. br; https: // orcid. org / 0000 - 0003 - 4900 - 630 X pombal@acd.ufrj.br text Zootaxa 2023 2023-09-01 5339 5 465 480 http://dx.doi.org/10.11646/zootaxa.5339.5.4 journal article 265696 10.11646/zootaxa.5339.5.4 6b49d78a-4150-4918-8ff0-e1332ad0e7de 1175-5326 8309439 E52F7463-561D-415A-9A37-74CD18F6FB65 Cyclorhamphus neglectus A. Lutz, 1928 C. [ yclorhamphus ] neglectus n. n. [ nomen novum ] A. Lutz, 1928: 640 . Current name. Cycloramphus asper Werner, 1899 — Heyer (1983: 289) . Synonymy. Name proposed as a junior synonym (“ nomen novum ”), as a replacement name for Telmatobius asper Boulenger, 1907 (preoccupied by Cycloramphus asper Werner, 1899 ). Synonymized with Cycloramphus asper Werner, 1899 by Heyer (1983: 289) . Remarks. See account on Cycloramphus boulengeri A. Lutz, 1929 .