Forty-five species of Nannastacidae were identified in collections in Museum Victoria from eastern Bass Strait and the south-eastern Australian slope. Twenty-eight are described as new: Campylaspis anae, C. angelae, C. australiensis, C. edenensis, C. grossui, C. halei, C. hirsuta, C. latimera, C. longidentata, C. lynseyae, C. nowrae, C. poorei, C. rectangulata, C. sculpta, C. serrata, C. setifera, C. spinifera, C. tasmaniensis, C. trisulcata, Procampylaspis australiensis, P. spinifera, P. tasmaniensis, Styloptocuma australiense, S. granulosum, S. nodosum, S. poorei, S. spinosum, Styloptocumoides australiensis and Vemacumella bacescui. The new genus Styloptocumoides is diagnosed and Styloptocuma Bacescu and Muradian, 1974 and Vemacumella Petrescu, 2001 are recorded for the first time from Australia. The new species Procampylaspis poorei is described from Antarctic waters.
Keywords: Crustacea, Cumacea, Nannastacidae, new taxa, new records