Publicado

2023-11-28

Nematodes associated with Leptodactylus cf. mystaceus (Anura: Leptodactylidae) in agricultural landscapes of Ibiapaba plateau, Ceará state, Brazil

Nematodos asociados con Leptodactylus cf. mystaceus (Anura: Leptodactylidae) en paisajes agrícolas de la meseta de Ibiapaba, estado de Ceará, Brasil

DOI:

https://doi.org/10.15446/caldasia.v46n2.101535

Palabras clave:

amphibians, endoparasites, nematodes, relictual humid forest (en)
anfibios, endoparásitos, nematodos, relictual bosque húmedo (es)

Autores/as

Agricultural landscapes impact the diversity of amphibians, with few species adapted to these anthropized and fragmented environments. Leptodactilids are commonly found on crops because they are tolerant species. Despite the increase in parasitological studies in agricultural areas, information on parasite-anuran interactions in these environments is still lacking. Herein, we aim to describe the nematodes associated with Leptodactylus cf. mystaceus in agricultural landscapes. We captured 18 specimens of L. cf. mystaceus which fourteen were infected by at least one of the thirteen nematode taxa. The prevalence was 78 % in the host population. We recorded thirteen taxa of nematodes: Aplectana crucifer Travassos, 1925, Aplectana meridionalis Freitas and Lent, 1938, Aplectana lopesi Silva, 1954, Cosmocerca brasiliense Travassos, 1925, Cosmocerca paraguayensis Moravec and Kaiser, 1994, Cosmocerca parva Travassos, 1925, Cosmocerca sp., Cosmocerca travassosi Gomes and Motta, 1967, Cosmocercidae gen. sp., Multicaecum sp., Ochoterenella sp., Oxyascaris oxyascaris Travassos, 1920, and Rhabdias sp., wich C. paraguayensis, C. travassossi, A. meridionalis, A. lopesi, A. crucifer, Multicaecum sp., and Ochoterenella sp. represent new records for this host. Furthermore, we note that host body size is unlikely to influence helminth abundance and richness, at least from an intraspecific point of view. This study contributes to the knowledge of the helminth fauna associated with leptodactilids and to the understanding of the geographic distribution of helminth species.

Los paisajes agrícolas impactan la diversidad de anfibios, con pocas especies adaptadas a estos ambientes antropizados y fragmentados. Los leptodactílidos se encuentran comúnmente en los cultivos porque son especies tolerantes. A pesar del aumento de estudios parasitológicos en áreas agrícolas, todavía falta información sobre las interacciones parásito-anuro en estos ambientes. Aquí, nuestro objetivo fue describir los endoparásitos asociados con Leptodactylus cf. mystaceus en paisajes agrícolas. Capturamos 18 ejemplares de L. cf. mystaceus, de los cuales catorce estaban infectados por al menos uno de los trece taxones de nematodos (prevalencia general = 78 %). Registramos los siguientes taxones de nematodos: Aplectana crucifer Travassos, 1925, Aplectana meridionalis Freitas y Lent, 1938, Aplectana lopesi Silva, 1954, Cosmocerca brasiliense Travassos, 1925, Cosmocerca paraguayensis Moravec e Kaiser, 1994, Cosmocerca parva Travassos, 1925, Cosmocerca sp., Cosmocerca travassosi Gomes y Motta, 1967, Cosmocercidae gen. sp., Multicaecum sp., Ochoterenella sp., Oxyascaris oxyascaris Travassos, 1920 y Rhabdias sp. De ellos C. paraguayensis, C. travassossi, A. meridionalis, A. lopesi, A. crucifer, Multicaecum sp. y Ochoterenella sp. representan nuevos registros para este hospedero. Además, observamos que es poco probable que el tamaño del cuerpo del huésped influya en la abundancia y riqueza de nematodos, al menos desde un punto de vista intraespecífico. Este estudio contribuye al conocimiento de la helmintofauna asociada a leptodactílidos y a la comprensión de la distribución geográfica de las especies de helmintos.

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Cómo citar

APA

Silva de Oliveira, S., Machado, H. T. de S., Araújo, K. de C., Silva, C. de S. y Ávila, R. W. (2023). Nematodes associated with Leptodactylus cf. mystaceus (Anura: Leptodactylidae) in agricultural landscapes of Ibiapaba plateau, Ceará state, Brazil. Caldasia, 46(2). https://doi.org/10.15446/caldasia.v46n2.101535

ACM

[1]
Silva de Oliveira, S., Machado, H.T. de S., Araújo, K. de C., Silva, C. de S. y Ávila, R.W. 2023. Nematodes associated with Leptodactylus cf. mystaceus (Anura: Leptodactylidae) in agricultural landscapes of Ibiapaba plateau, Ceará state, Brazil. Caldasia. 46, 2 (sep. 2023). DOI:https://doi.org/10.15446/caldasia.v46n2.101535.

ACS

(1)
Silva de Oliveira, S.; Machado, H. T. de S.; Araújo, K. de C.; Silva, C. de S.; Ávila, R. W. Nematodes associated with Leptodactylus cf. mystaceus (Anura: Leptodactylidae) in agricultural landscapes of Ibiapaba plateau, Ceará state, Brazil. Caldasia 2023, 46.

ABNT

SILVA DE OLIVEIRA, S.; MACHADO, H. T. de S.; ARAÚJO, K. de C.; SILVA, C. de S.; ÁVILA, R. W. Nematodes associated with Leptodactylus cf. mystaceus (Anura: Leptodactylidae) in agricultural landscapes of Ibiapaba plateau, Ceará state, Brazil. Caldasia, [S. l.], v. 46, n. 2, 2023. DOI: 10.15446/caldasia.v46n2.101535. Disponível em: https://revistas.unal.edu.co/index.php/cal/article/view/101535. Acesso em: 23 may. 2024.

Chicago

Silva de Oliveira, Samanta, Heitor Tavares de Sousa Machado, Kássio de Castro Araújo, Charles de Sousa Silva, y Robson Waldemar Ávila. 2023. «Nematodes associated with Leptodactylus cf. mystaceus (Anura: Leptodactylidae) in agricultural landscapes of Ibiapaba plateau, Ceará state, Brazil». Caldasia 46 (2). https://doi.org/10.15446/caldasia.v46n2.101535.

Harvard

Silva de Oliveira, S., Machado, H. T. de S., Araújo, K. de C., Silva, C. de S. y Ávila, R. W. (2023) «Nematodes associated with Leptodactylus cf. mystaceus (Anura: Leptodactylidae) in agricultural landscapes of Ibiapaba plateau, Ceará state, Brazil», Caldasia, 46(2). doi: 10.15446/caldasia.v46n2.101535.

IEEE

[1]
S. Silva de Oliveira, H. T. de S. Machado, K. de C. Araújo, C. de S. Silva, y R. W. Ávila, «Nematodes associated with Leptodactylus cf. mystaceus (Anura: Leptodactylidae) in agricultural landscapes of Ibiapaba plateau, Ceará state, Brazil», Caldasia, vol. 46, n.º 2, sep. 2023.

MLA

Silva de Oliveira, S., H. T. de S. Machado, K. de C. Araújo, C. de S. Silva, y R. W. Ávila. «Nematodes associated with Leptodactylus cf. mystaceus (Anura: Leptodactylidae) in agricultural landscapes of Ibiapaba plateau, Ceará state, Brazil». Caldasia, vol. 46, n.º 2, septiembre de 2023, doi:10.15446/caldasia.v46n2.101535.

Turabian

Silva de Oliveira, Samanta, Heitor Tavares de Sousa Machado, Kássio de Castro Araújo, Charles de Sousa Silva, y Robson Waldemar Ávila. «Nematodes associated with Leptodactylus cf. mystaceus (Anura: Leptodactylidae) in agricultural landscapes of Ibiapaba plateau, Ceará state, Brazil». Caldasia 46, no. 2 (septiembre 3, 2023). Accedido mayo 23, 2024. https://revistas.unal.edu.co/index.php/cal/article/view/101535.

Vancouver

1.
Silva de Oliveira S, Machado HT de S, Araújo K de C, Silva C de S, Ávila RW. Nematodes associated with Leptodactylus cf. mystaceus (Anura: Leptodactylidae) in agricultural landscapes of Ibiapaba plateau, Ceará state, Brazil. Caldasia [Internet]. 3 de septiembre de 2023 [citado 23 de mayo de 2024];46(2). Disponible en: https://revistas.unal.edu.co/index.php/cal/article/view/101535

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