Figure 1. Thorax and base of abdomen, parts, lateral view. 1, anterior anepistemum; 2, posterior anepistemum; 3, anterior anepimeron; 4, dorsomedial anepimeron; 5, posterior anepimeron; 6, katepimeron; 7, area where the posterior spiracular fringe is found; 1st t, 2nd t, first and second terga; 1st s, 2nd s, first and second sterna; anatg, anatergum; anepm, anepimeron; anepst, anepisternum; aspr, anterior spiracle; cx1, cx2, cx3, coxa, pro-, meso- and meta-; epm3 = metaepimeron; eps3, metaepisternum; kepm, katepimeron; kepst, katepisternum; ktg, katatergum; mr, meron; ms, metasternum; pal cal, postalar callus; pprn, postpronotum; prepm, proepimeron; prepst, proepisternum; pspr, posterior spiracle; sbsc, subscutellum; sct, scutum; sctl, scutellum; spal area, supra-alar area; trn sut, transverse suture (Adapted from Thompson, 1999).

Published as part of Mengual, Ximo, 2012, The flower fly genus Citrogramma Vockeroth (Diptera: Syrphidae): illustrated revision with descriptions of new species, pp. 99-172 in Zoological Journal of the Linnean Society 164 (1) on page 102, DOI: 10.1111/j.1096-3642.2011.00750.x, http://zenodo.org/record/5406153