Coccidial dispersion across trans- and cis-Andean antbirds (Passeriformes: Thamnophilidae): Isospora sagittulae (Apicomplexa: Eimeriidae) from nonsympatric hosts

Author:

Berto B.P.1,Lopes B.doB.2,Melinski R.D.3,de Souza A.H.N.4,Ribas C.C.5,de Abreu F.H.T.4,Ferreira I.1,Lopes C.W.G.6

Affiliation:

1. Departamento de Biologia Animal, Instituto de Biologia (IB), Universidade Federal Rural do Rio de Janeiro (UFRRJ), BR-465 km 7, 23897-970 Seropédica, RJ, Brazil.

2. Programa de Pós-graduação em Ciência, Tecnologia e Inovação em Agropecuária, UFRRJ, BR-465 km 7, 23897-970 Seropédica, RJ, Brazil.

3. Curso de Ciências Biológicas, IB, UFRRJ, BR-465 km 7, 23897-970 Seropédica, RJ, Brazil.

4. Programa de Pós-Graduação em Ecologia, Instituto Nacional de Pesquisas da Amazônia (INPA), Avenida André Araújo 2936, 69061-001, Manaus, AM, Brazil.

5. Coordenação de Biodiversidade, INPA, Avenida André Araújo 2936, 69061-001, Manaus, AM, Brazil.

6. Departamento de Parasitologia Animal, Instituto de Veterinária, UFRRJ, BR-465 km 7, 23897-970 Seropédica, RJ, Brazil.

Abstract

Isospora sagittulae McQuistion and Capparella, 1992 (Protozoa: Apicomplexa: Eimeriidae) is reported from White-throated Antbirds (Gymnopithys salvini (Berlepsch, 1901)) and from Common Scale-backed Antbirds (Willisornis poecilinotus (Cabanis, 1847)), which are thamnophilid birds from the Brazilian Amazon. Its oocysts are ovoidal to ellipsoidal, 28.4 μm × 22.4 μm, with smooth, bilayered wall, 1.1 μm. Micropyle and oocyst residuum are absent, but one to three polar granules are present. Sporocysts are subspherical to ovoidal, 15.0 μm × 12.6 μm. Stieda body thin and flattened and substieda body triangular to round. Sporocyst residuum composed of scattered granules. Sporozoites with refractile body and nucleus. This coccidium was originally described from the Spotted Antbird (Hylophylax naevioides (Lafresnaye, 1847)), a trans-Andean antbird that is not sympatric with G. salvini and W. poecilinotus, which are cis-Andean antbirds from lowland Amazon forest; therefore, this current study presents some assumptions to explain the dispersion of I. sagittulae among antbird species.

Publisher

Canadian Science Publishing

Subject

Animal Science and Zoology,Ecology, Evolution, Behavior and Systematics

Reference24 articles.

1. Berto, B.P., and Lopes, C.W.G. 2013. Distribution and dispersion of coccidia in wild passerines of the Americas. In Birds: evolution and behavior, breeding strategies, migration and spread of disease. Edited by L. Ruiz and L. Iglesias. Nova Science Publishers, New York. pp. 47–66.

2. Coccidia of New World passerine birds (Aves: Passeriformes): a review of Eimeria Schneider, 1875 and Isospora Schneider, 1881 (Apicomplexa: Eimeriidae)

3. Isosporoid Coccidia (Apicomplexa: Eimeriidae) parasites of tanagers (Passeriformes: Thraupidae) from the Marambaia Island, Brazil

4. Isospora canaria Box, 1975 (Apicomplexa: Eimeriidae) from canaries Serinus canaria Linnaeus (Passeriformes: Fringillidae) in Brazil

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