Litarcturus Brandt 1990

Key to the species of the genus Litarcturus Brandt, 1990 1. Pleotelson without caudal spines................................................... L. bicornis (Kensley, 1984) - Pleotelson with caudal spines............................................................................ 2 2. Head without supraocular spines......................................................................... 3 - Head with supraocular spines........................................................................... 6 3. Pereonites 1–7 with submedial spines............................................ L. americanus (Beddard, 1886) - Pereonites 1–7 without submedial spines.................................................................. 4 4. Pleotelson with caudal spines not surpassing apex........................................ L. lillei (Tattersall, 1921) - Pleotelson with caudal spines surpassing apex............................................................... 5 5. Head with supraocular lobe...................................................... L. antarcticus (Bouvier, 1910) - Head without supraocular lobe..................................................... L. coppingeri (Miers, 1881) 6. Head with supraocular spines surpassing apex............................................................. 7 - Head with supraocular spines not surpassing apex................................. L. granulosus (Nordenstam, 1933) 7. Pleotelson with caudal spines not surpassing apex..................................... L. stebbingi (Beddard, 1886) - Pleotelson with caudal spines surpassing apex............................................... L. kexueiae sp. nov.Published as part of Liu, Wenliang & Sha, Zhongli, 2015, Litarcturus kexueiae sp. nov., a new deep-sea isopod from the Okinawa Trough (Crustacea, Isopoda, Valvifera, Antarcturidae), pp. 531-540 in Zootaxa 4013 (4) on page 532, DOI: 10.11646/zootaxa.4013.4.4, http://zenodo.org/record/23698