Optional catch-all — segment [[...region]] = ["andaman-nicobar"]
Andaman and Nicobar Islands
Type locality of the species. Dense evergreen forest interspersed with coastal mangrove.
Drill in
On the next outbound RSC fetch, this optional catch-all encodes as ["region", "andaman-nicobar", "oc"] when populated, or just disappears from the path when empty. The "oc" type distinguishes it from a required catch-all [...region] (which would be "c").