Host: Physeter macrocephalus Linnaeus
Site in host: intestine
Locality: Puerto Madryn (43 º 14 'S, 65 º02'W), Chubut province
Specimens in collections: MML (accession numbers not provided)V
References: Crespo et al. (1994, reported as Bolbosoma sp.) and Berón-Vera et al. (2008)
Notes: Berón-Vera et al. (2008) re-examined the acanthocephalans collected by Crespo et al. (1994) and identified them as C. bullosum and Corynosoma sp.