University of Guilan Caspian Journal of Environmental Sciences 1735-3033 22 2 2024 04 01 A comparative quantitative genetic study between two populations of a fly Calliphora vicina (R-D,1830) (Diptera: Calliphoridae) in Iraq 371 380 7476 10.22124/cjes.2024.7476 EN Hussein, M. Prism Department of Biology, College of Education for pure sciences, University of Diyala, Iraq Shatha, A. Mahdi Department of Biology, College of Education for pure sciences, University of Diyala, Iraq Riyad Ali Okaily Department of Environmental Health , College of Environmental Sciences ; Al- Qasim Green Iraq Journal Article 2024 01 23 The quantitative genetic relationship between two populations of the fly <em>Calliphoravicina</em> was studied, specimens of which were collected from some areas of waist and southern Iraq<strong>.</strong>In this study, the geometric morphometric system for wing shape and size was used to detect quantitative genetic variations in the shape, size and area of the right wing of the fly specimens.Rate central size of the right wing was 1412.4, 1423.7 microns for specimensfrom the waist and southern regions of Iraq, respectively.The results of the statistical analysis using the F and T tests showed that there were no significant differences in rate right wing central size between the specimens of the study areas, except for one significant difference found in one of the insect specimens of the southern region than it is in the specimens of the waist region.It was also noted that there were very few significant differences in the shape and size of the right wing of some insect specimens for that area due to their impact on the different environmental conditions in the areas from which the specimens were collected when using ANOVA analysis. https://cjes.guilan.ac.ir/article_7476_54d2723f8ddc772df5207f9d70d6210c.pdf