Rhabdochona ictaluri sp nov (Nematoda, Rhabdochonidae) from ictalurid catfishes in Mexico
Por:
Aguilar-Aguilar, R, Rosas-Valdez, R, Leon, GPP
Publicada:
1 sep 2010
Categoría:
Parasitology
Resumen:
A new species of Rhabdochona is described as a parasite of two endemic species of catfishes (Ictalurus dugesii and Ictalurus pricei) from two river basins in central and northern Mexico (Rio Ameca and Rio Tunal). Rhabdochona ictaluri sp. nov. is characterized by a combination of morphological traits that include the presence of basal teeth, bifurcated deirids, absence of a dorsal barb in left spicule and length ratio between spicules. The combination of these traits readily distinguishes the new species from all its congeners, including those species possessing 14 teeth in the prostom. The new species appears to be specific to freshwater ictalurids.
Filiaciones:
Aguilar-Aguilar, R:
Univ Nacl Autonoma Mexico, Fac Ciencias, Dept Biol Comparada, Mexico City 04510, DF, Mexico
Rosas-Valdez, R:
Univ Nacl Autonoma Mexico, Fac Ciencias, Dept Biol Evolut, Museo Zool Alfonso L Herrera, Mexico City 04510, DF, Mexico
Leon, GPP:
Univ Nacl Autonoma Mexico, Inst Biol, Mexico City 04510, DF, Mexico
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