Proteocephalidean larvae (Cestoda) in naturally infected cyclopid copepods of the upper Paraná River floodplain, Brazil
Autor: | Dina Lúcia Morais Falavigna, Luiz Felipe Machado Velho, Gilberto Cezar Pavanelli |
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Jazyk: | angličtina |
Rok vydání: | 2003 |
Předmět: | |
Zdroj: | Memorias do Instituto Oswaldo Cruz, Vol 98, Iss 1, Pp 69-72 (2003) |
Druh dokumentu: | article |
ISSN: | 0074-0276 1678-8060 |
DOI: | 10.1590/S0074-02762003000100009 |
Popis: | The occurrence, prevalence and infection intensity of proteocephalidean larvae in naturally infected intermediate hosts of the Upper Paraná River floodplain are reported. A total of 5,206 zooplanktonic and benthic organisms were analyzed, namely cyclopid (2,621) and calanoid (1,479) copepods, cladocerans (704), rotifers (307), chironomid larvae (41) and ostracods (54). Eight cyclopid copepods - two copepodids, one male and five females - comprising 0.3% of the cyclopid copepods examined, were naturally infected. The male infected belonged to a species of Paracyclops, and the females to Paracyclops sp., Thermocyclops minutus and Mesocyclops longisetus. |
Databáze: | Directory of Open Access Journals |
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