Figure 8. from: Studies in Hawaiian Diptera III: New Distributional Records for Canacidae and a New Endemic Species of Procanace - Biodiversity Data Journal 4: e5611 (08 April 2016) https://doi.org/10.3897/BDJ.4.e5611

Figure 8. - Distribution of C. angulatus in the main Hawaiian Islands. This species is also found in the Northwest Hawaiian Islands (Laysan, Lisianski, Midway, Nihoa).