Prestandrea, 1833
Body without mid-dorsal spines (Scina rattrayi 1), sometimes with weak dorsal carina. ANT II of male well-developed. Pereonites I and II separate. MXP with inner lobes completely fused into a single lobe, outer lobes well developed, sharp or oval (Scina borealis 1, Scina excisa 2, Scina pusilla 1). P I simple. All P without spoon-shaped ART 6. All UR with endopodites fused to basipodites, exopodites free, short, spiniform (Scina borealis 2, Scina excisa 1).
Thirty two species, 22 in the South Atlantic:
Scina borealis (G. O. Sars, 1882)
Scina crassicornis (Fabricius, 1775)
Scina curvidactyla Chevreux, 1914
Scina excisa Wagler, 1926
Scina incerta Chevreux, 1900
Scina langhansi Wagler, 1926
Scina latifrons Wagler, 1926
Scina lepisma (Chun, 1889)
Scina marginata (Bovallius, 1885)
Scina nana Wagler, 1926
Scina oedicarpus Stebbing, 1895
Scina pubera Wagler, 1926
Scina pusilla Chevreux, 1919
Scina rattrayi Stebbing, 1895
Scina similis Stebbing, 1895
Scina spinosa Vosseler, 1901
Scina stebbingi Chevreux, 1919
Scina stenopus Stebbing, 1895
Scina submarginata Tattersall, 1906
Scina tullbergi (Bovallius, 1885)
Scina vosseleri Tattersall, 1906
Scina wolterecki Wagler, 1926