the symphypleona fauna of mazandaran province was studied in 2013. the specimens were extracted by berlese funnel from soil, leaf litter and dead woods and identified after preparing microscopic slides. in present study, the specimens are belonging to the families, sminthurididae and katiannidae. among the species of katiannidae, sminthurinus gisini gama, 1965 is recorded for the first time fro...

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attempts were made to present a practical key for identification of small strongyles, the identification ofwhich seems to be a difficult task to do. 4000 nematodes collected from the large intestine of horses anddonkeys were examined. 18 species of small strongyles of horse and 15 of donkey were found. from 6species of large strongyles found in both animals, we only dealt with 3 of triodontopho...