I've made a photo using the reversed 58 mm lens and my cropped DSLR:
Could you please help? I really don't know where this came from.
I found it in Russia.
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Likely to be a black carpet beetle larvae
For more facts try: http://www.ipm.ucdavis.edu/PMG/PESTNOTES/pn7436.html Don't worry though, they live everywhere!
Wikipedia has some info on the family of beetles that they belong to (http://en.wikipedia.org/wiki/Dermestidae). I don't think they really cause any harm, except in natural history museums where they tend to munch the collections of animals...although this can also be a good thing:
'They are used in taxidermy and by natural history museums to clean animal skeletons' 1
1 VanClay, Mary. "Bitten By the Bug". www.johnsonstring.com. Retrieved November 10, 2012.