A new species of Pseudorientalia (Gastropoda: Hydrobiidae) from midwestern Türkiye with notes on Pseudorientalia natolica (Küster, 1853) Author Odabaşi, Deniz Anil 0000-0003-0738-2606 Çanakkale Onsekiz Mart University, Department of Marine and Inland Water Sciences, Faculty of Marine Science and Technology, T ¸ rkiye odabasidenizanil@gmail.com Author Mercan, Deniz 0000-0002-5526-8501 Eskişehir Osmangazi University, Faculty of Science, Department of Biology, Türkiye Author Odabaşi, Serpil 0000-0003-0709-1534 Çanakkale Onsekiz Mart University, Department of Marine and Inland Water Sciences, Faculty of Marine Science and Technology, T ¸ rkiye serpilodabasi@comu.edu.tr Author Arslan, Naime 0000-0002-9193-2510 Eskişehir Osmangazi University, Faculty of Science, Department of Biology, Türkiye narslan@ogu.edu.tr text Zootaxa 2024 2024-02-23 5415 4 585 592 http://dx.doi.org/10.11646/zootaxa.5360.3.8 journal article 289351 10.11646/zootaxa.5415.4.8 fea97be4-5881-4e9b-80d9-9166916a6fc5 1175-5326 10695729 C3EC35CA-9D6D-4681-8EF5-E49EE0B697DD

TABLE 2. Biometry of some shell characters of Pseudorientalia natolica (in millimeters, n= 27). M: mean, Min.: minimum value, Max.: maximum value, n: number of individuals, SE: standard error AH: Aperture height, AW: Aperture width, BWH: Body whorl height, BWW: Body whorl width, SH: Shell height, SpH: Spire height, SW: Shell width, SW/SH: Ratio of shell width to shell height, α: Apex angle, β: Angle between the body whorl suture and the horizontal surface.

	SH	SW	AH	AW	BWH	BWW	SpH	WN	SW/SH	α	β
M	1.6	1.28	0.89	0.79	1.28	1.04	0.32	3.6	0.80	127	9
Min.	1.34	1.18	0.81	0.71	1.14	0.9	0.2	3.5	0.7	108	5
Max.	1.82	1.46	1.03	0.85	1.39	1.15	0.46	4.0	0.88	146	15
SE	0.02	0.01	0.01	0.01	0.01	0.01	0.01	0.04	0.01	1.76	0.50