Cryptochironomus Kieffer from Lake Winnipeg, Canada, with a review of Nearctic species (Diptera: Chironomidae) Author Saether, Ole A. text Zootaxa 2009 2208 1 24 journal article 10.5281/zenodo.189776 53ee4a21-eaea-4f21-9ee5-9bf27756b451 1175-5326 189776 Cryptochironomus ? ramus var. Cryptochironomus sp. B Chang et al. 1994 : 13 . Material examined . CANADA : Manitoba, Lake Winnipeg records: 3 km off McCreary Island, 1 male , 15.vii. 1969 ; Gimli Government Wharf, 24.vii. 1969 ; Beaver Point, 9 males , 7.vii.–6.viii. 1971 ; Beaver Creek, 2 males , 22–29.vii. 1971 . Six males from Lake Winnipeg have a lower AR and LR, and are smaller than the other C. ramus . They may represent another species or be merely a variety or form of C. ramus . On an average, their size is 22% smaller than that found in males of C. ramus . Some measurements are (n=6): Total length 5.27–6.29, 5.72 mm . Wing length 2.37–2.80, 2.53 mm . Total length/Wing length 2.22–2.48, 2.32. Head . AR 2.52–2.80, 2.68. Temporals 24–32, 28. Clypeus with 11–20, 17 setae. Tentorium 153–173 long. Thorax . Dorsocentrals 13–19, 15; prealars 5–8, 7. Scutellum with 16–36, 27 setae. Wing . R4+5 with 12–17, 14 setae. Squama with 10–18, 15 setae. Legs . LR1–3: 1.31–1.47, 1.40; 0.52–0.56, 0.54; 0.63–0.67, 0.65. Hypopygium . Gonocoxite 176–200, 190 µm; gonostylus 176–186, 182 µm.