Tree millipede, Anadenobolus arboreus, Rhinocricidae
This arboreal species is found primarily in Puerto Rico, but also on some surrounding islands, and occasionally in Central America and northern South America.
Photo 1 by stenthesnake, 2 by willyburgos, 3 by elspethpierce, 4 by cullen, 5-7 by derick_gil, 8 by scott_stafford, 9 by carmen-sanchez7, and 10 by zlange123
(via typhlonectes)