A Checklist of the Aspidogastrea (Platyhelminthes: Trematoda) of the World Author Alves, Philippe V. Author Vieira, Fabiano M. Author Santos, Cláudia P. Author Scholz, Tomáš Author Luque, José L. text Zootaxa 2015 3918 3 339 396 journal article 10.11646/zootaxa.3918.3.2 677a9818-ca48-47a4-8c7a-c5b400f3ae34 1175-5326 241203 53D764C6-8AA8-4621-9B2B-DB32141CA0D7 Cotylaspis cokeri Barker & Parsons, 1914 Apalone ferox (Reptilia) ; freshwater; small intestine; NEA; USA (North America ) ( Foster et al . 1998 ). Graptemys flavimaculata (Reptilia) ; freshwater; intestine; NEA; USA (North America ) (Steinauer & Horne 2002). Graptemys geographica (Reptilia) ; freshwater; small intestine; NEA; USA (North America ) (Rausch 1947; Dollfus 1958b ; Yamaguti 1963 ; Hendrix et al . 1985 ). Graptemys pseudogeographica pseudogeographica (Reptilia) ; freshwater; intestine; NEA; USA (North America ) ( Barker & Parsons 1914 ; Stunkard 1917 ; Hughes et al . 1942 ; Skryabin 1952 ; Dollfus 1958b ; Cable 1974 ; Hendrix et al . 1985 ). Remark: Type host. Pleurocera canaliculata (Gastropoda) ; freshwater; vsceral mass; NEA; USA (North America ) ( Cable 1974 ; Hendrix et al . 1985 ). Polyodon spathula (Actinopterygii) ; freshwater; oesophagus; NEA; USA (North America ) ( Simer 1929 ; Dollfus 1958b ; Yamaguti 1963 ; Hendrix et al . 1985 ). Remark: Accidental infection due the feeding habits of the host ( Simer 1929 ).