Henneguya schizodon n. sp. (Myxozoa, Myxobolidae), a parasite of the Amazonian teleost fish Schizodon fasciatus (Characiformes, Anostomidae)

A new histozoic species of myxosporean [Henneguya schizodon n. sp.) is described from the Amazon River teleost fish Schizodon fasciatus Spix & Agassiz, 1 892 [Characiformes, Anostomidae). The plasmodia, which showed asynchronous development, were located in the kidney of the host. The spore body...

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Detalles Bibliográficos
Autores: Eiras, Jorge Costa, Malta, José C.O., Varela, A., Pavanelli, Gilberto Cezar
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:2004
País:Brasil
Institución:Instituto Nacional de Pesquisas da Amazônia (INPA)
Repositorio:Repositório Institucional do INPA
Idioma:inglés
OAI Identifier:oai:repositorio:1/16395
Acceso en línea:https://repositorio.inpa.gov.br/handle/1/16395
Access Level:acceso abierto
Palabra clave:Anostomidae
Controlled Study
Henneguya Schizodon
Host
Kidney
Nonhuman
Parasite
Plasmodium
River
Schizodon Fasciatus
Species Comparison
Spore Germination
Teleost
Characiformes
Henneguya
Myxobolidae
Myxosporea
Myxozoa
Pisces
Teleost Fish
Teleostei
Descripción
Sumario:A new histozoic species of myxosporean [Henneguya schizodon n. sp.) is described from the Amazon River teleost fish Schizodon fasciatus Spix & Agassiz, 1 892 [Characiformes, Anostomidae). The plasmodia, which showed asynchronous development, were located in the kidney of the host. The spore body was ellipsoidal and was 13.1 (12-14) μm long by 3.3 (3-4) μm wide. The total length of the spore was 28.9 (27-30) μm, and each valve had a caudal process measuring 16.3 (15-17) μm. The polar capsules were 5.4 (5-0) μm long by 1.3 (1-1.5) μm wide, and each had a polar filament with 8-10 coils. The characteristics of the species were compared with nearly all the species described so far, including all the species reported from South American fishes. This comparison allows to consider the material as a new species, and the name Henneguya schizodon n. sp. is proposed.