Description of Meloidogyne panyuensis sp. n. (Nematoda: Meloidogynidae), parasitic on peanut (Arachis hypogaea L.) in China

Meloidogyne panyuensis n.sp. is described and illustrated from peanut, Arachis hypogaea L., in Guangdong, P.R.China. It is characterized by: female stylet of 13 mu m length, DGO of 10 mu m; perineal pattern ovoid to oval shaped, smooth to moderately coarse striae, dorsal arch relatively low, lateral lines indistinct, tail terminus area with irregular striae; male stylet 24 pin long; labial disc oval shaped, slightly elevated and fused with crescent shaped medial lips, second-stage juveniles with small rounded labial disc, fused with medial lips, lateral field with four incisures, areolated; tail 55 pill long, gradually tapering towards a small pointed terminus, hyaline tail part distinct. A weak S1-F1 esterase pattern and a Nib malate dehydrogenase pattern were obtained front young single females. Additionally, distinguishing DNA information is presented.