TABLE 1 in The insupportable validity of mosquito subspecies (Diptera: Culicidae) and their exclusion from culicid classification

TABLE 1. Differences between the subspecies of Aedes impiger.
Life stageCharacterdaisetsuzanusimpigerAdult femaleThoracic setaeLess setoseMore setose(Tanaka et al. 1979)Scutal setaeRelatively shortRelatively longPostpronotal setae5–12 in irregular row or double row close to posterior margin13–20Adult malePleural setaeWhitish to yellowish brownDark brown to nearly black(Tanaka et al. 1979)(North America)Larva (Tanaka et al. 1979)Seta 11-II1,2 branches*2–5 branchesSeta 4-III4–6 branches*2–4 branchesSeta 1-IVSingle, subequal to seta 1-V*1–3 branches, shorter and more slender than seta 1-VSeta 6-IV2,3 branches*singleSeta 8-VI1–3 branches*3–7 branchesSeta 8-VII5–8 branches*3–6 branchesAnal papillae x length of saddle1.1–11.4*2.1–3.0Pupa (Tanaka 1999)Seta 10-C†3–8(5) branches‡2 branchesSeta 5-II†2–5(3) branches‡singleSeta 5-III†2–8 branches‡singleSeta 7-V†3–5(3) branches‡2 branchesSeta 7-VISingle‡2 branchesSeta 8-VII†2–6(3) branches‡SinglePaddle index1.50–1.98 (x = 1.69)‡1.33
*Two specimens from Alaska.
†Range (mode).
‡ Danks & Corbet (1973: fig. 4) (referenced in Tanaka 1999).