Habitats, Laspionchis bourkei matangensis. A, B Peninsular Malaysia, Matang, old and open Rhizophora forest of with hard and soft mud, many creeks, and many old logs (st 256, type locality) C Singapore, mud outside mangrove on sun-exposed mudflat (st 7) D Philippines, narrow mangrove on the edge of fish ponds, tall Rhizophora and Avicennia trees, many old logs (st 194) E Indonesia, Sumatra, soft but solid mud, big Avicennia, a few logs, some Nypa on margin, little open space (st 76) F Vietnam, open Avicennia and Rhizophora mangrove with hard mud by a small road and deep mud near water (st 221).