Description of Tylenchorhynchus qasimii sp. n. with a New Report of T. kegasawai Minagawa, 1995 from Pakistan

Musarrat Ramzan, Zafar A. Handoo, Shahina Fayyaz


A new stunt nematode, from soil around the roots of coconut (Cocos nucifera L.) and rice (Oryza sativa L.) from Karachi, Pakistan, is described and illustrated as Tylenchorhynchus qasimii n. sp. This new species is characterized by having females with 3-4 head annules, anteriorly directed stylet knobs, absence of post anal extension, presence of rounded sperm filled spermatheca and conoid to bluntly rounded hemispherical tail terminus. Males are common. Also included is the record of T. kegasawai from around the roots of rice (O. sativa L.), a new report from Sindh, Pakistan.


Cocos nucifera L.; Oryza sativa L.; taxonomy; Tylenchorhynchus qasimii n. sp.; Tylenchorhynchus kegasawai

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