From Japan, through the Philippines and Indonesia to maybe India.
Habitat:
Brackish to fresh water in small streams on and under algae covered stones and on vegetation stalks.
Scratchpads developed and conceived by (alphabetical):
Ed Baker,
Katherine Bouton
Alice Heaton
Dimitris Koureas,
Laurence Livermore,
Dave Roberts,
Simon Rycroft,
Ben Scott,
Vince Smith