San Diego County, California, US
Witch's broom deformations on a silver beech tree, consistent with damage from feeding by Aceria waltheri mites.
en un dia lluvioso
Rolled leaf edges consistent with feeding by Aceria melicyti mites, on leaves of mahoe (Melicytus ramiflorus).
Leaf galls on a planted walnut tree. In the hairs on the underside of the walnut leaf galls were a few very small mites, visible through my 20x dissecting microscope.
Galls on leaves of tree nettle (Urtica ferox).
A tiny red spider. Only 1mm in size.
葉蟎科 (Family Tetranychidae) > Tetranychus urticae??
Might be a mite?!
Seen through a microscope at 40 x magnification.
For a video see https://vimeo.com/110963344
Found in moss and soil sample, at 40 x magnification
Acari (or Acarina) are a taxon of arachnids that contains mites and ticks. The diversity of the Acari is extraordinary and its fossil history goes back to at least the early Devonian period. As a result, acarologists (the people who study mites and ticks) have proposed a complex set of taxonomic ranks to classify mites. In most modern treatments, the Acari is considered a subclass of Arachnida and is composed of two or three superorders or...