Morpho-molecular studies suggest a new species from a transboundary river of Turkiye: Gammarus arasensis sp. nov. (Amphipoda: Gammaridae) Author Baytaşoğlu, Hazel Recep Tayyip Erdogan University, Faculty of Fisheries and Aquatic Sciences, 53100 - Rize, Türkiye. Author Özbek, Murat Ege University, Faculty of Fisheries, 35100 - İzmir, Türkiye. Author Aksu, İsmail Recep Tayyip Erdogan University, Faculty of Fisheries and Aquatic Sciences, 53100 - Rize, Türkiye. text Zootaxa 2025 2025-12-23 5737 2 235 253 https://doi.org/10.11646/zootaxa.5737.2.4 journal article 314706 10.11646/zootaxa.5737.2.4 532abe52-debc-4ba3-bd13-33eaf3ea5dd8 1175-5326 19137064 23BDA309-7435-4F73-8B30-6067E884BD15

TABLE 1. Information on sequences used in molecular analyses.

Species	Locality	28S	COI	References
T: topotypical specimens
G. komareki (T)	ca 200km SE Sofia, Bulgaria	JF965725	JF965913	Hou et al. (2011)
G. komareki	Mazandaran, Iran	JF965723	JF965911	Hou et al. (2011)
G. roeselii	Netherlands	JF965771	JF965947	Hou et al. (2011)
G. fossarum (T)	Regensburg, Germany	JF965696	JF965886	Hou et al. (2011)
G. crinicaudatus	Bakhtiari, Iran	JF965683	JF965874	Hou et al. (2011)
G. lobifer	Khuzestan, Iran	JF965735	JF965920	Hou et al. (2011)
G. pseudosyriacus	Lebanon	MK066415	MK066440	Sket et al. (2019)
G. inberbus	Kohgiluyeh, Iran	JF965714	JF965902	Hou et al. (2011)
G. pulex (T)	Slovenia	JF965767	JF965943	Hou et al. (2011)
G. lacustris	Bled, Slovenia	JF965728	JF965915	Hou et al. (2011)
G. italicus	Rieti, Lazio, Italy	JF965716	JF965904	Hou et al. (2011)
G. varsoviensis (T)	Secymin, Poland	JF965818	JF965987	Hou et al. (2011)
G. kischineffensis (T)	Targu Bujor, Romania	MG987529	MG987571	Copilaş-Ciocianu et al. (2018)
G. spelaeus (T)	Simferopol, Crimea, Ukraine	JF965801	JF965971	Hou et al. (2011)
G. balcanicus (T)	Kolašin, Montenegro	JF965640	JF965834	Hou et al. (2011)
G. bosniacus (T)	Sarajevo, Bosnia and Herzegovina	JF965680	JF965872	Hou et al. (2011)
G. leopoliensis (T)	Vistula, Poland	JF965734	JF965919	Hou et al. (2011)
G. stojicevici (T)	Bela Palanka, Serbia	JF965808	JF965978	Hou et al. (2011)
G. halilicae (T)	Lazaropole, Macedonia	JF965711	JF965900	Hou et al. (2011)
G. pljakici	Galicica planina, Macedonia	JF965758	JF965936	Hou et al. (2011)
G. stankokaramani (T)	Ohrid, Macedonia	JF965806	JF965976	Hou et al. (2011)
G. salemaai	Gradište, Macedonia	JF965780	JF965955	Hou et al. (2011)
Pontogammarus robustoides	Delta Volgi, Russia	JF965822	JF965990	Hou et al. (2011)