TWO SPECIES OF XIPHIDORUS MONTEIRO (NEMATODA: DORYLAIMIDA): NEW RECORDS FOR VENEZUELA

F. Lamberti, R. Crozzoli, S. Molinari, F. De Luca, A. Agostinelli, N. Greco

Abstract


Xiphinema amazonensis Uesugi, Huang et Cares and X. minor Rashid, Coomans et Sharma constitute new records for Venezuela. X. amazonensis is reported for the first time since its description from Brazil. It is characterized by a body length of 5 mm, odontostyle length 97 µm, mid-body vulva, offset lip region and conoid tail. X. minor, which also occurs in Argentina, Brazil and Uruguay, is characterized by a body length of 2 mm, odontostyle length 68 µm, slightly anterior vulva, continuous lip region and conoid tail. Xiphidorus minor is also characterized by two acidic bands in its superoxide dismutase isozymes profile. PCR-RFLP analysis are reported for X. minor.

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