A new Indian Ocean species of Ochterus from the island of Mauritius (Hemiptera: Heteroptera: Ochteridae) Author Polhemus, Dan A. Dept. of Natural Sciences, Bishop Museum, 1525 Bernice St., Honolulu, HI 96817, USA; e-mail: bugman @ bishopmuseum. org Author Polhemus, John T. Colorado Entomological Institute, 3115 S. York St., Englewood, CO 80113, USA; e-mail: jtpolhemus @ msn. com text Acta Entomologica Musei Nationalis Pragae 2008 2008-12-08 48 2 281 288 journal article 10.5281/zenodo.5176732 0374-1036 5176732 Key to the Indian Ocean species of Ochterus 1. Hemelytra usually with three irregular or semicircular yellowish spots along lateral margin (sometimes overlain with pruinose); Europe, Africa or Asia. ........................ 2 – Hemelytra without yellowish spots along lateral margin, but with irregular pruinose spots (sometimes weakly formed); Seychelles or Mascarene islands. ....................... 3 2. Male paramere shaft essentially cylindrical; upper frons coarsely striate, similar to lower frons; widespread in southern Europe, Africa and Asia. ................................................ ....................................................................................... O. marginatus Latreille, 1804 – Male paramere shaft flattened, lamellate laterally; upper frons finely striate, more so than lower frons; Southern Africa and Madagascar . ..................... O. caffer Stål, 1855 3. Posterior part of endocorium with obvious punctations; Mauritius . ... O. stysi sp. nov. – Posterior part of endocorium without, or with very weak punctations; Seychelles . ..... .............................................................................. O. seychellensis D. Polhemus, 1992