| integrative taxonomy of goezia spinulosa (nematoda: raphidascarididae) from arapaimas in the northwestern brazil. | arapaima gigas, a fish with a high market value, has been farmed in different localities within brazil. among its parasites, adults of goezia spinulosa are reported to cause ulcers in the stomach and to result in the death of farmed fingerlings. due to the veterinary importance of this nematode in cultured arapaimas, an integrative taxonomic study is proposed, combining morphological, ultrastructural and genetic profiles of this parasite. the fish were obtained from semi-intensive fish farming i ... | 2017 | 28606318 |