Edaphic mites of the cohort Gamasina (Acari: Mesostigmata) in the Ecological Garden of Nowshahr, Iran

A faunistic survey was carried out on edaphic mites of the cohort gamasina in the ecological (botanical) garden of nowshahr, mazandaran province, iran. the samples were taken randomly from different habitats since february 2014 to january 2015. a total of 458 specimens belonging to 34 species, 20 genera, 12 families and five superfamilies were collected and identified from which two species, gamasolaelaps whartoni (farrier, 1957) (veigaiidae) and pergamasus brevicornis berlese, 1903 (parasitidae), reported for the first time from iran. among them, the most frequent species were gamasiphis lanceolatus karg, 1987 (20.96%), pachylaelaps grandis koroleva, 1977 (18.78%) and laelaspis astronomicus (koch, 1839) (18.56%), respectively. furthermore, laelapidae (24.23%), ologamasidae (21.61%) and pachylaelapidae (20.30%) were the most frequent families.