Biodiversity of anuran endoparasites from a transitional area between the Atlantic Forest and Cerrado biomes in Brazil: new records and remarks Author Aguiar, Aline Laboratório de Herpetologia, Departamento de Biodiversidade, Instituto de Biociências, UNESP Rio Claro, Avenida 24 A, 1515 - Jardim Vila Bela, CEP 13506 - 900, Rio Claro, São Paulo, Brazil Author Morais, Drausio Honorio Universidade Federal de Uberlândia - UFU, Instituto de Ciências Agrárias, LMG- 746, Km 1, Monte Carmelo, 38500 - 000, MG, Brazil Author Firmino Silva, Lidiane A. Departamento de Parasitologia, Instituto de Biociências de Botucatu, Universidade Estadual Paulista - UNESP Author Anjos, Luciano Alves Dos Departamento de Biologia e Zootecnia, Faculdade de Engenharia de Ilha Solteira, Universidade Estadual Paulista - UNESP, Passeio Monção, 226, CEP 15385 - 000, Ilha Solteira, São Paulo, Brazil Author Foster, Ottilie Carolina Departamento de Parasitologia, Instituto de Biociências de Botucatu, Universidade Estadual Paulista - UNESP Author Silva, Reinaldo José Da Departamento de Parasitologia, Instituto de Biociências de Botucatu, Universidade Estadual Paulista - UNESP text Zootaxa 2021 2021-03-18 4948 1 1 41 journal article 7577 10.11646/zootaxa.4948.1.1 7af2fc34-63ae-40d2-95a6-4bed18653e7a 1175-5326 4616068 79CCDC5F-2F94-4398-B3DD-8DAC05669E9C Catadiscus marinholutzi Freitas & Lent, 1939 Hosts (prevalence; range) : L. fuscus (1/50; 1), L. podicipinus (45/225; 1–7), T. typhonius (2/16; 2–3) and P. azureus (1/47; 5). Site of infection : small and large intestines. Stage : adult. Type host and type locality : L. latrans , Camis „o, Mato Grosso do Sul State , Brazil . Comments : the genus Catadiscus is endemic to the Neotropical region and commonly found in the large intestine of anurans ( Jones et al . 2005 ). The species from this genus are characterized by a large and terminal acetabulum, short caeca that do not reach acetabular zone and a single testis ( Freitas & Lent 1939 ). Catadiscus marinholutzi resembles Catadiscus propinquus Freitas & Dobin Jr. and Catadiscus uruguayensis Freitas & Lent. However , from the morphological analysis of the small oral sucker, rounded testis, globular cirrus sac, pharynx length, and size and amount of eggs we concluded that our specimens belong to C. marinholutzi (see Freitas & Lent 1939 ). Leptodactylus fuscus , T. typhonius , and P. azureus constitute new hosts for C. marinholutzi .