| rhadinorhynchus oligospinosus n. sp. (acanthocephala, rhadinorhynchidae) from mackerels in the pacific ocean off peru and related rhadinorhynchids in the pacific, with notes on metal analysis. | specimens of a new species of rhadinorhynchus lühe, 1911 are described from the chub mackerel scomber japonicus (scombridae) and the chilean jack mackerel trachurus murphyi (carangidae) (possibly a subspecies of trachurus symmetricus) from the pacific ocean off the peruvian coast at the port of chicama, la libertad. specimens of rhadinorhynchus oligospinosus n. sp. are somewhat small having 11-14 rows of alternating proboscis hooks with 20-22 hooks each with posteriormost hooks in a continuous r ... | 2017 | 28593837 |