Key to species of Australocarcinus

1. Carapace anterolateral margin entire, without lobes or teeth (Fig. 93 D) [Palau].......................... A. palauensis

- Carapace anterolateral margin dentate (e.g., Figs. 93 A; 94A)................................................... 2

2. Carapace anterolateral margin with 4 prominent but low teeth (Fig. 93 A). Male telson relatively long (Fig. 96 A); G1 with dis- tal part suddenly narrowing (Fig. 98 A) [Australia (Queensland)]........................................ A. riparius

- Carapace anterolateral margin with 2 low, blunt lobes (Fig. 93 C). Male telson relatively short (Fig. 96 C); G1 gradually taper- ing to tip (Fig. 98 C) [New Caledonia].............................................................. A. kanaka