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New species of Cucullanus (Nematoda: Cucullanidae), an intestinal parasite of the peacock bass Cichla piquiti (Perciformes: Cichlidae) from the Tocantins River, Brazil

Published online by Cambridge University Press:  05 July 2013

A.C.F. Lacerda*
Affiliation:
Programa de Pós-Graduação em Ecologia (POSECO), Departamento de Ecologia e Zoologia, Universidade Federal de Santa Catarina - UFSC, Campus Universitário, s/n, Sala 05, MIP - Córrego Grande, 88040-900, Florianópolis, SC, Brazil AQUOS - Laboratório de Sanidade de Organismos Aquáticos, Departamento de Aquicultura, Universidade Federal de Santa Catarina - UFSC, Rodovia Admar Gonzaga, 1346, 88034-001Florianópolis, SC, Brazil
R.M. Takemoto
Affiliation:
Laboratório de Ictioparasitologia, Nupelia - Núcleo de Pesquisas em Limnologia, Ictiologia e Aquicultura, Universidade Estadual de Maringá, Av. Colombo, 5790, 87020-900, Maringá, PR, Brazil
N.C. Marchiori
Affiliation:
AQUOS - Laboratório de Sanidade de Organismos Aquáticos, Departamento de Aquicultura, Universidade Federal de Santa Catarina - UFSC, Rodovia Admar Gonzaga, 1346, 88034-001Florianópolis, SC, Brazil
M.L. Martins
Affiliation:
AQUOS - Laboratório de Sanidade de Organismos Aquáticos, Departamento de Aquicultura, Universidade Federal de Santa Catarina - UFSC, Rodovia Admar Gonzaga, 1346, 88034-001Florianópolis, SC, Brazil
G.C. Pavanelli
Affiliation:
Laboratório de Ictioparasitologia, Nupelia - Núcleo de Pesquisas em Limnologia, Ictiologia e Aquicultura, Universidade Estadual de Maringá, Av. Colombo, 5790, 87020-900, Maringá, PR, Brazil

Abstract

Cucullanus tucunarensis n. sp. (Cucullanidae) is described parasitizing the peacock bass Cichla piquiti (Cichlidae) from the Tocantins River, Tocantins State, Brazil. The new species is unique and differs from all its congeners by having a tail tip provided with several sclerotized spine-like processes on its ventral side, present in both the male and female. Furthermore, C. tucunarensis n. sp. is compared with other species of the genus recorded in the same zoogeographical region and in the same group of hosts (Perciformes).

Type
Research Papers
Copyright
Copyright © Cambridge University Press 2013 

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