Description of some nematode parasites infecting American cockroach, periplaneta Americana in Sharkia governorate, Egypt

In present study, three known species insect parasitic nematodes were recovered from Periplaneta americana collected from uptown Zagazig City. These nematodes were 1- Hammerschmidtiella dieingi, 2- Leidynema meerutensis, and 3- Thelastoma bulhoesi collected from the hindgut of the host P. americana. These parasites were studied by using light microscope, SEM and TEM