| parasite communities of the predatory fish, acestrorhynchus falcatus and acestrorhynchus falcirostris, living in sympatry in brazilian amazon. | this study investigated the parasite communities of wild acestrorhynchus falcatus and acestrorhynchus falcirostris populations living in sympatry in brazilian amazon. in these two hosts, a total of 12 parasite species e 1-9 parasite species were found per fish, and 10 of these species are metazoans. eight species of parasites were common to both host species and four of them exhibited differences in abundance and/or prevalence. parasite communities of the hosts were taxonomically similar (83%) a ... | 2016 | 27334822 |
| henneguya adherens n. sp. (myxozoa, myxosporea), parasite of the amazonian fish, acestrorhynchus falcatus. | a new species of myxosporean from the gill filaments of the freshwater teleost fish, acestrohynchus falcatus collected in the amazon river is described from light and transmission electron microscope observations. the mature spores (total length 32.3 [30.7-35.1] micron) and all developmental stages were found in the same sporogonic plasmodium. the ellipsoidal spore body consists of 2 unequal shell valves adhering together along the suture lines. each valve, tapering as a caudal projection, forms ... | 1995 | 7581326 |