Key to Paramunida known from Australia

1 Distomesial spine of second segment of antennal peduncle more than triple­length of distolateral spine and more than half­length of distomesial spine of basal segment ...... .................................................................................... P. granulata (Henderson, 1885)

– Distomesial spine of second segment of antennal peduncle less than double­length of distolateral spine and less than half­length of distomesial spine of basal segment....... 2

2 Sternum with short striae over entire surface. Distomesial spine of second segment of antennal peduncle tapering evenly to acute apex.......................................................... 3

– Sternum with few striae, present anteriorly and laterally only. Margin of distomesial spine of second segment of antennal peduncle distally indented to form spiniform apex .......................................................................................................... P. antipodes n. sp.

3 Carapace with 1 or 2 large mesogastric spines. Distomesial spine of second segment of antennal peduncle not overreaching distal peduncle segment ....................................... .......................................................................................... P. scabra (Henderson, 1885)

– Carapace with median row of 3 or 4 large mesogastric spines and without protogastric spines. Sternum with striae over entire surface. Distomesial spine of second segment of antennal peduncle overreaching distal peduncle segment ......................................... .......................................................................................... P. thalie Macpherson, 1993