Review of Xenochironomus Kieffer, 1921 (Diptera: Chironomidae) with description of six new species Author Fusari, Lívia Maria Author Roque, Fabio De Oliveira Author Hamada, Neusa text Zootaxa 2013 3646 2 101 126 journal article 10.11646/zootaxa.3646.2.1 43771dd5-f8c6-4bbc-ab36-3f2b03c63f21 1175-5326 219502 A574552A-1208-4AB6-B3FA-9D6AAEFEB1E2 Xenochironomus lacertus Dutta et Chaudhuri, 1995 Xenochironomus lacertus Dutta and Chaudhuri 1995: 29 . Original material: Holotype male ( Type n° 216, B.U.Ent), INDIA , [West] Bengal [state], Coochbehar, 7.iii.1986 , leg.: T. K. Dutta. Paratypes : Madrihat, 24. iii.1988, 4 males, leg. T. K. Dutta; Kumargram, 24. iii.1988, 3 males, leg.: T. K. Dutta. Type material unavailable. Diagnosis based on original description and illustrations. X. lacertus can be separated from other species in the genus by the following characteristics: male with superior volsella broad and large with a ventral digitiform projection; inferior volsella curved ventrodorsaly