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- Title
A new species of <italic>Procyrnea</italic> (Nematoda: Habronematidae) parasitic in <italic>Rhea pennata</italic> (Aves: Rheidae) from Patagonia, Argentina, with a key to species of the genus.
- Authors
Bagnato, E.; Frixione, M.; Digiani, M.C.; Cremonte, F.
- Abstract
<italic>Procyrnea choique</italic> n. sp. is described from the lesser rhea, <italic>Rhea pennata</italic> d´Orbigny (Aves: Rheidae), from the Protected Natural Area Península Valdés, Chubut province, Argentina. The new species resembles <italic>P. ficheuri</italic>, <italic>P. murrayi</italic>, <italic>P. excisiformis</italic>, <italic>P. dollfusi</italic>, <italic>P. haliasturi</italic>, <italic>P. anterovulvata</italic>, <italic>P. graculae</italic>, <italic>P. brevicaudata</italic>, <italic>P. uncinipenis</italic>, <italic>P. javaensis</italic>, <italic>P. ameerae</italic>, <italic>P. ornata</italic>, <italic>P. aegotheles</italic>, <italic>P. spiralis</italic>, <italic>P. ruschii</italic> and <italic>P. aptera</italic>, mainly in the absence of lateral alae; but differs from its congeners by having a left spicule without barbs, the position of the vulva which is post-equatorial, the absence of lateral ridges, absent median precloacal papilla, asymmetrical caudal alae, males more than 6 mm long, left spicule 1 mm long and spicule ratio 1:3. Our results extend the taxonomy of <italic>Procyrnea</italic> Chabaud, 1958 and comprise the first report of a habronematid from <italic>R. pennata.</italic> A key to species of <italic>Procyrnea</italic> is presented.
- Subjects
NEMATODES; PARASITES; BIRDS; RHEIDAE; SPICULE (Anatomy)
- Publication
Journal of Helminthology, 2018, Vol 92, Issue 4, p504
- ISSN
0022-149X
- Publication type
Article
- DOI
10.1017/S0022149X17000657