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TaxonomyBrowseInfoImagesLinksBooksData
Photo#997620
Millipedes - Oxidus gracilis - male - female

Millipedes - Oxidus gracilis - Male Female
Mobile (Dog River), Mobile County, Alabama, USA
September 16, 2014
Nearly all my millipedes were simultaneously mating last night, though this looks more like some kind of "foreplay."

Images of this individual: tag all
Millipedes - Oxidus gracilis - male - female Millipedes - Oxidus gracilis - male - female

Moved
Moved from ID Request.

Paradoxosomatidae
Could be the "Greenhouse Millipede."

 
Agreed
I believe you are correct for Oxidus gracilis.
It would not be as artistic or depict the behavior, but a straight dorsal makes it so much easier to ID.
Compare:

 
These are tje same
as you previously commemted on
I was curious about the behavior, woth heads together instead of rear. Are their sex organs mid-ship?

 
Modified legs
The legs on male segment 7 are modified into sex organs ("gonopods").

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