An annotated list of the Acanthocephala from Argentina Author Hernández-Orts, Jesús S. Author Kuchta, Roman Author Semenas, Liliana Author Crespo, Enrique A. Author González, Raúl A. Author Aznar, Francisco J. text Zootaxa 2019 2019-08-30 4663 1 1 64 journal article 22537 10.11646/zootaxa.4663.1.1 1becc3ec-db5b-4d33-af06-04224bc70c96 1175-5326 3772372 DE012953-B4AB-4444-95EF-B5BF222CED91 Corynosoma sp. Actinopterygii Eleginops maclovinus (Cuvier) ( Perciformes , Eleginopsidae ). SI: mesenteries. SD: cystacanth. L: Santa Cruz Province : Puerto Deseado; Tierra del Fuego Province : Thetis Bay, Aguirre Bay. R: Szidat (1950) , Gosztonyi (1979) . Genypterus blacodes (Forster) ( Ophidiiformes , Ophidiidae ). SI: mesenteries. SD: cystacanth. L: Argentine Sea. R: Sardella et al. (1998) . Genypterus brasiliensis ( Ophidiiformes , Ophidiidae ). SI: mesenteries. SD: cystacanth. L: Argentine Sea. R: Sardella et al. (1998) . Micropogonias undulatus Linnaeus ( Perciformes , Sciaenidae ). SI: body cavity. SD: cystacanth. L: Buenos Aires Province : Mar del Plata. R: Suriano (1966) (see note below). Notocheirus hubbsi Clark ( Atheriniformes , Notocheiridae ). SI: mesenteries, body cavity. SD: cystacanth. L: Santa Cruz Province : Puerto Deseado ( 47º45’S , 65º55’W ). R: Gosztonyi (1972) . Odontesthes nigricans (Richardson) ( Atheriniformes , Atherinopsidae ). SI: body cavity, liver, mesenteries. SD: cystacanth. L: Chubut Province: Larralde Beach ( 42º25’S , 64º07’W ), Puerto Madryn Beach ( 42º47’S , 65º02’W ); Tierra del Fuego Province: Punta María ( 53º57’S , 67º27’W ), Varela Bay ( 54º52’S , 67º16’W ). R: Carballo et al. (2011) , Flores et al. (2016) . C: vouchers (MLP-He 7132; MLP accession numbers not provided by Carballo et al. 2011 ). Parona signata (Jenyns) ( Perciformes , Carangidae ). SI: intestine. SD: cystacanth. L: Buenos Aires Province : Mar del Plata, Quequén Port. R: Szidat (1969) , Ivanov (1996) (see note below). Patagonotothen tessellata (Richardson) ( Perciformes , Nototheniidae ). SI: intestine. SD: cystacanth. L: Tierra del Fuego Province : Beagle Channel ( 54°59’S , 66º45’W ). R: Laskowski et al. (2008), Laskowski and Zdzitowiecki (2009) . C: vouchers (NHMUK 2007.10.15.1). Note. Host reported as Micropogon undulatus by Suriano (1966) , but the current accepted name is Micropogonias undulatus . Szidat (1969) reported free and encapsulated cystacanths of Corynosoma obtuscens Lincicome, 1943 in the intestine of Parona signata . Currently, Corynosoma obtuscens is considered a junior synonym of Corynosoma australe (see Lisitsyna et al. 2019 ). Mammalia Physeter macrocephalus Linnaeus ( Cetacea , Physeteridae ). SI: intestine. SD: unknown. L: Chubut Province : Puerto Madryn. R: Berón-Vera et al. (2008) , Hernández-Orts et al. (2015). C: vouchers (LAMAMA, accession numbers not provided). Aves Larus dominicanus Lichtenstein ( Charadriiformes , Laridae ). SI: unknown. SD: juvenile. L: Chubut Province : Fracaso Beach ( 42°25’S , 64°07’W ), Puerto Madryn Beach ( 42°47’S , 65°02’S ). R: Diaz (2006) , Diaz et al. (2011) . Spheniscus magellanicus (Forster) ( Sphenisciformes , Spheniscidae ). SI: stomach, intestine. SD: adult. L: Chubut Province : Valdés Peninsula. R: Boero et al. (1972) , Pazos et al. (2003) , Diaz (2006) , Diaz et al. (2010) , Brandão et al. (2014) . C: vouchers (MLP-He 6086).