Tetrix (cf.) arcunotus Ingrisch, 2001 Fig. 7 A, B Materials examined. — INDIA • 1 ♂, 2 ♀; Kerala, Thrissur, Thommana; 10.34418°N, 76.25545°E; 16 Jan. 2021; Thasnim E. S. leg.; CCSERLOTJFNI 7, CCSERLOTJANI 20, CCSERLOTJANI 21 • 1 ♂, 2 ♀; same collection data as for preceding; 9 Aug. 2021; CCSERLOTAuFNI 4, CCSERLOTAuFNI 6, CCSERLOTAuANI 13 • 1 ♂; same collection data as for preceding; 5 Jul. 2021; CCSERLOTJlANI 11 • 1 ♂; Kerala, Thrissur, Konthipulam; 10.38566°N, 76.23761°E; 22 Jan. 2021; Thasnim E. S. leg.; CCSERLOKJANI 13 • 1 ♂; Kerala, Malappuram, Srayilkadavu; 10.70082°N, 76.02652°E; 9 Jul. 2021; Thasnim E. S. leg.; CCSERLOSJlANI 20 • 1 ♂; same collection data as for preceding; 17 Nov. 2022; SERLOSNFNII 12. Remarks. — T. arcunotus shows morphological resemblance to Paratettix cingalensis (Walker, 1871), but it differs in the following characters: vertex wider than eye, protruding forward between eyes in lateral view, median carina of pronotum reaching anterior margin. P. cingalensis has vertex narrower than or equal to eye width, not protruding between eyes, median carina of pronotum not distinct at anterior margin (Tumbrinck 2015).

Published as part of Thasnim, Edassery Sageer, Bijoy, Chenthamarakshan & Bhaskar, Dhaneesh, 2026, Pygmy grasshoppers (Orthoptera, Tetrigidae) of Kole wetlands, a Ramsar site in Kerala, India, pp. 103-115 in Journal of Orthoptera Research 35 (1) on pages 103-115, DOI: 10.3897/jor.35.152281