<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>Centrorhynchus guira n. sp. is described from the guira cuckoo, Guira guira (Gmelin) (Cuculiformes: Cuculidae), from Argentina. This new species is characterized by the proboscis armament with 32 longitudinal rows (29 with 18 hooks per row and 3 with 19 hooks per row) and by the following hook pattern per row: 8–9 true hooks, 4 transitional hooks with lateral alate processes, and 6 spiniform hooks. The presence of transitional hooks is shared with five other Neotropical species in the genus: C. polymorphus, C. albidus, C. microcephalus, C. kuntzi and C. crotophagicola. Among these species, C. guira n. sp. most closely resembles C. kuntzi in having transitional hooks with lateral alate processes, however differs in the number of hooks per row and spiniform hooks. This is the first record of the genus Centrorhynchus parasitizing Argentinean birds. A key to the species of the Neotropical Centrorhynchus Lühe 1911 is presented.</p></abstract>

Centrorhynchus guira n. sp. is described from the guira cuckoo, Guira guira (Gmelin) (Cuculiformes: Cuculidae), from Argentina. This new species is characterized by the proboscis armament with 32 longitudinal rows (29 with 18 hooks per row and 3 with 19 hooks per row) and by the following hook pattern per row: 8–9 true hooks, 4 transitional hooks with lateral alate processes, and 6 spiniform hooks. The presence of transitional hooks is shared with five other Neotropical species in the genus: C. polymorphus, C. albidus, C. microcephalus, C. kuntzi and C. crotophagicola. Among these species, C. guira n. sp. most closely resembles C. kuntzi in having transitional hooks with lateral alate processes, however differs in the number of hooks per row and spiniform hooks. This is the first record of the genus Centrorhynchus parasitizing Argentinean birds. A key to the species of the Neotropical Centrorhynchus Lühe 1911 is presented.

A new species of Centrorhynchus (Acanthocephala, Centrorhynchidae) endoparasite of Guira guira (Aves, Cuculidae) from Argentina

Laboratorio de Helmintología, División Zoología Invertebrados. Museo de La Plata, Facultad de Ciencias Naturales y Museo, Paseo del Bosque S/No, 1900 La Plata, Buenos Aires, Argentina

Helminthologia

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Centrorhynchus guira n. sp. is described from the guira cuckoo, Guira guira (Gmelin) (Cuculiformes: Cuculidae), from Argentina. This new species is...

A new species of Centrorhynchus (Acanthocephala, Centrorhynchidae) endoparasite of Guira guira (Aves, Cuculidae) from Argentina

Pubblicato online: 13 feb 2010

Pagine: 38 - 47

DOI: https://doi.org/10.2478/s11687-010-0007-x

Parole chiave
Centrorhynchidae, Centrorhynchus guira n. sp., Guira guira, Cuculidae, Argentina

© 2010 Institute of Parasitology, SAS, Košice, Slovakia

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

A new species of Centrorhynchus (Acanthocephala, Centrorhynchidae) endoparasite of Guira guira (Aves, Cuculidae) from Argentina

Pubblicato online: 13 feb 2010

Pagine: 38 - 47

DOI: https://doi.org/10.2478/s11687-010-0007-x

Parole chiaveCentrorhynchidae, Centrorhynchus guira n. sp., Guira guira, Cuculidae, Argentina

© 2010 Institute of Parasitology, SAS, Košice, Slovakia

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Parole chiave
Centrorhynchidae, Centrorhynchus guira n. sp., Guira guira, Cuculidae, Argentina