Tue 2013-02-19 
A female Thricops diaphanus (Diptera: Muscidae). The white stuff on its back is probably pollen dropped from the anthers of a flower while the fly was feeding on the flower's nectar. Flies can be important pollinators of flowers (see here).
Photo taken in Whiteknights Park, Reading, UK, on 2010-11-06.
Mon 2013-02-18 
From last September, a male Clusia sp, possibly a teneral Clusia flava (Diptera: Clusiidae). ID suggested by Paul Beuk here at Diptera.info. It was on a rotting log.
Photo taken in the Wilderness, Whiteknights Park, Reading, UK, on 2012-09-25.
Sun 2013-02-17 
From last summer: a male Thereva sp (Diptera: Therevidae). According to Theo Zeegers, male Thereva are impossible to ID from photos alone.
Photos taken in Whiteknights Park, Reading, UK, on 2012-06-15.
Sat 2013-02-16 
Lycoperdon pyriforme (= Morganella pyriformis).
Under the microscope at (x600 magnification, image width 86um) the spores are round an 3 - 3.5um in diameter. This is consistent with the 3 - 4.5um given on the Wikipedia page.
First photo taken in the Wilderness, Whiteknights Park, Reading, UK, on 2012-02-08.
Fri 2013-02-15 
Also from last May: a Tachinid fly, a Phorocera sp, possibly Phorocera assimilis (Diptera: Tachinidae). Identification by Erikas 'neprisikiski' and Chris Raper here at Diptera.info.
Photos taken in the Wilderness, Whiteknights Park, Reading, UK, on 2012-05-11.
