A new species of Plagiognathus (Heteroptera: Miridae) associated with the locally endemic Phlomis leucophracta (Lamiales: Lamiaceae) from Karaman, Turkey Author Çerçi, Barış 5F611F63-A541-4DC5-8B39-B72B48667757 Faculty of Medicine, Hacettepe University, Ankara, Turkey. www.heteropteran99@gmail.com text European Journal of Taxonomy 2022 2022-03-29 806 148 160 http://dx.doi.org/10.5852/ejt.2022.806.1709 journal article 92620 10.5852/ejt.2022.806.1709 3378620d-9893-4b8b-9989-e0c269cb56e9 2118-9773 6402839 B23CBF77-7787-4252-BC41-2FF7D99D697D Identification key of Western Palearctic * species of Plagiognathus with predominantly pale yellow vestiture ** 1. Dorsum unicolorous dark brown to black, antennal segments completely black, sometimes third and fourth segments dark brown. Vesica: cf. Schuh (2001 : fig. 39). Body length: 3.3–3.6 mm ( ♂♂ ), 3.2–3.5 mm ( ♀♀ ). West Mediterranean, Balkan peninsula, Turkey .................................... P. reuterellus Schuh, 2001 (= P. flavipes Reuter, 1875 , preoccupied) – Dorsum whitish yellow to orange colored, antennal segments either unicolorous yellow or yellow with dark rings in first and second segments .................................................................................... 2 2. Corium with a faint black stripe along outer margin of endocorium, cuneus largely black, first antennal segment yellow with basal ring and pre-apical dots, second antennal segment yellow with very narrow basal ring ( Fig. 2F ), vesica as in Fig. 3A–C . Body length: 2.6–2.9 mm ( ♂♂ ), 2.6– 3.0 mm ( ♀♀ ). Endemic to Turkey ................................................................ P . ozgurkocaki sp. nov. – Hemelytra and antennae unicolorous, body length 3.0– 4.2 mm ...................................................... 3 3. Membrane without a black spot, interocular distance 1.1–1.2 × as long as the eye width ( Fig. 4B ). Vesica: cf. Linnavuori (2010 : figs 10g –h). Body length: 3.8–4.0 mm ( ♂♂ ), 3.5–3.8 mm ( ♀♀ ). Iran , Turkey .......................................................................................... P. marivanensis Linnavuori, 2010 – Membrane with a black spot, interocular distance 1.5–1.7 × as long as the eye width ( Fig. 4C ). Vesica cf. Schuh (2001 : fig. 39). Body length: 3.1–3.4 mm ( ♂♂ ), 3.0– 3.6 mm ( ♀♀ ). Iran , Kazakhstan , Turkey ................................................................................... P. bipunctatus albicans ( Reuter, 1901 ) * Western Palearctic Region includes Europe, Northern Africa and South-West Asia, as defined by Vigna Taglianti et al. (1999). ** Some specimens of Plagiognathus bipunctatus albicans can have predominantly black vestiture.