Subfossil chironomids (Diptera, Chironomidae) of lakes in the Tatra Mountains an illustrated guide Author Chamutiová, Tímea 0000-0002-8439-4582 peter. bitusik @ umb. sk; https: // orcid. org / 0000 - 0002 - 8439 - 4582 peter.bitusik@umb.sk Author Hamerlík, Ladislav 0000-0002-0803-8981 ladislav. hamerlik @ umb. sk; https: // orcid. org / 0000 - 0002 - 0803 - 8981 ladislav.hamerlik@umb.sk Author Bitušík, Peter 0000-0003-4375-7727 timea. chamutiova @ umb. sk; https: // orcid. org / 0000 - 0003 - 4375 - 7727 timea.chamutiova@umb.sk text Zootaxa 2020 2020-07-23 4819 2 216 264 journal article 8924 10.11646/zootaxa.4819.2.2 8e35f5ad-f97e-432a-9005-3da1fd0bb897 1175-5326 4396828 2459A542-6CF2-4545-9E6F-262C68838D99 Diamesa Tatra-type A ( Figs 10, 11 ) This is a new morphotype, not listed in Brooks et al . (2007) . Head capsule brown, area around genal setae with two obvious lighter spots. Mentum striped, with a notched median tooth and 9 pairs of lateral teeth. Median tooth is wider than first lateral, and first lateral tooth is obviously larger than second lateral. Remaining laterals are gradually decreasing. First inner tooth of mandible is as long, or longer (and more robust) than apical tooth ( Fig. 10A ). Ventromental plates clearly expanded laterally. Setae submenti arising posteriorly to the base of mentum ( Fig. 11 ).