Polychaetes (Annelida: Polychaeta) off Kıyıköy (Black Sea, Türkiye) with descriptions of three new species Author Çinar, Melih Ertan Ege University, Faculty of Fisheries, Department of Hydrobiology, 35100, İzmir, Türkiye & SERPULA Marine Research Co. Ltd., Teknopark İzmir, Güzelbahçe Street, No: 1 / 18 / 22, Urla, İzmir, Türkiye Author Erdoğan-Dereli, Deniz Ege University, Faculty of Fisheries, Department of Hydrobiology, 35100, İzmir, Türkiye text Zootaxa 2023 2023-12-13 5383 4 537 560 https://www.mapress.com/zt/article/download/zootaxa.5383.4.6/52468 journal article 10.11646/zootaxa.5383.4.6 1175-5326 10369947 0513641E-DFA7-439A-8D3E-6D7CCDEBD328 Key to Polycirrus species from the coasts of Türkiye 1. Prostomial lateral processes present....................................................................... 2 - Prostomial lateral processes absent....................................................................... 3 2. 30 notochaetigerous segments...................................................................... P. twisti - 6 notochaetigerous segments........................................................... P. karadenizicus n. sp. 3. Upper lip with only a medial lobe........................................................................ 4 - Upper lip trefoiled.......................................................................... P. aurantiacus 4. Upper lip long, 2-2.5 times longer than wide...................................................... P. haematodes - Upper lip small, wider than long....................................................... P. rhombolabiatus n. sp.