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Acta Amazonica

Print version ISSN 0044-5967On-line version ISSN 1809-4392

Acta Amaz. vol.9 no.2 Manaus June 1979 


Neotropical Monogenoidea. 2. The Anacanthorinae Price, 1967, with the proposal of four new species of Anacanthorus Mizelle & Price, 1965. from Amazonian fishes

D. C. Kritsky* 

V. E. Thatcher** 

R. J. Kayton*** 

*— Department of Allied Health Professions. Idaho State University. Pocatello, Idaho, U.S.A.

**— Instituto Nacional de Pesquisas da Amazônia, Manaus.

***— Department of Biology, Idaho State University, Pocatello, Idaho, U.S.A.


Four species of Monogenoidea (Dactylogyridae) are reported from the gills of freshwater fishes from Amazonas, Brasil, as follows: Anacanthorus spatulatus sp. n. from Colossoma bidens (Spix) and C. macropomum (Cuvier), and A. elegans sp. n., A. spiralocirrus melanopterus (Cope). Additionally, the status of the subfamily Anacanthorinae is discussed, and the diagnosis of Anacanthorus is emended.


Quatro novas espécies de Monogenoidea (Dactylogyridae) são citadas das brânquias de peixes de água doce de Amazonas, Brasil, a saber: Anacanthorus spatulatus n. sp., de Colossoma bidens (Spix) e de C. macropomum (Cuvier), e A. elegans n. sp., A. spiralocirrus n. sp., e A. kruidenieri n. sp. todas de Brycon melanopterus (Cope). Adicionalmente, a posição sistemática da Subfamília Anacanthorinae é comentada, e a diagnose de Anacanthorus corrigida.

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