Habitats, Peronia sydneyensis A Australia, New South Wales, sand, next to a small patch of mangrove, and rocks on sandy beach (st 39, type locality) B Australia, Queensland, Rhizophora, across Doughty’s creek, coarse sandy area (st 118) C Australia, Queensland, Sonneratia, rocks on beach near a Rhizophora and Avicennia mangrove (st 119) D Australia, Queensland, by boat ramp, mangrove margin with large rocks by creek (st 121) E New Caledonia, intertidal sandy coral rubble flat in front of a mangrove (st KM 524) F New Caledonia, landlocked coastal mangrove, small pocket of Rhizophora and Avicennia with a large brackish pool set behind a stony beach (st KM 539) G New Caledonia, muddy intertidal rocky flat in front of mangroves (st KM 538).