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Topic: Acestrorhynchidae


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  Memórias on line
Departamento de Biologia Animal e Vegetal, CCB, Universidade Estadual de Londrina, Caixa Postal 6001, 86051-990 Londrina, PR, Brasil *Departamento de Zoologia e Antropologia, Faculdade de Ciências, Universidade do Porto, Porto, Portugal
Data obtained between 1990 and 1995 provide, for the first time, ecological information of the parasitic nematode Travassosnema travassosi travassosi Costa, Moreira and Oliveira, 1991 from Acestrorhynchus lacustris (Characiformes: Acestrorhynchidae) collected in the Tibagi River, Sertanópolis, Paraná, Brazil.
Two subspecies of the only species T. travassosi Costa Moreira and Oliveira, 1991 are known to occur in South American freshwater fishes, Acestrorhynchus lacustris Reinhardt, 1874 (Characiformes: Acestrorhynchidae) being the only known host of these parasites (Moravec 1998, Vicente and Pinto 1999).
memorias.ioc.fiocruz.br /971/4318.html   (432 words)

  
  Linhas de Pesquisa-Departamento de Zoologia   (Site not responding. Last check: 2007-09-20)
Research projects are currently focused on the Order Characiformes (Teleostei: Ostariophysi) and include both species level taxonomy and studies of phylogenetic relationships with the latter focusing on morphological characters.
Taxa studied or under study include the Cynodontidae, Acestrorhynchidae, and the characids Chalceus and the Heterocharacini.
Toledo-Piza, M.; Menezes N. Taxonomic redefinition of the species of Acestrorhynchus of the microlepis group with the description of A. apurensis a new species from Venezuela (Ostariophysi: Characiformes: Characidae).
www.ib.usp.br /pesquisa/ragazzo.htm   (162 words)

  
 Acestrorhynchus heterolepis
ACESTRORHYNCHIDAE 0 0 0 Acestrorhynchus falcatus (Bloch 1794) 1 1 1 Acestrorhynchus falcirostris (Cuvier 1819) 1 1 0 Acestrorhynchus heterolepis (Cope 1878) 1...
Freshwater Fish Species in Orinoco River [Venezuela]: Acestrorhynchus grandoculis, Acestrorhynchidae, benthopelagic, 14 TL, 2.9, native.
Acestrorhynchus heterolepis, Acestrorhynchidae, benthopelagic, 40 TL, 4.5, native.
www.specieslist.com /fish_species/A/Acestrorhynchus_heterolepis.shtml   (353 words)

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