Key to females of species of Culicoides (Marksomyia) 1. Spermathecae totally desclerotised (fig 38).............................................................. dycei - Spermathecae partially sclerotised (fig 33–37)............................................................... 2 2. Spermathecae partially or almost completely sclerotised, rounded (fig 33–34)..................................... 3 - Spermathecae pear shaped, with only necks sclerotised (fig 35–37)............................................. 4 3. Wings with two pale spots in cell M4 (fig 25, 26)....................................................... marksi - Wings with one pale spot in cell M4 (fig 27).................................................. pseudostigmaticus 4. On antennae, SCo absent from basal antennomeres 4–10.......................................... parvimaculatus - On antennae, SCo present on at least 9 or 10................................................................ 5 5. On antennae, SCo distribution 3(4–9)11–15; 15 with two or three SCh........................................ zentae - On antennae, SCo distribution 3(8,9)10–15; 15 with at least five SCh.......................................... kayi

Published as part of Bellis, Glenn & Dyce, Alan, 2011, Marksomyia, a new subgenus of Culicoides Latreille (Diptera: Ceratopogonidae) from the Australasian biogeographic region with descriptions of two new species, pp. 35-38 in Zootaxa 3014 on page 37, DOI: 10.5281/zenodo.204428