Tetrix belzebuth Serville, 1838: 759 Discotettix belzebuth ( Serville, 1838 ) Hancock, 1907a: 6 Hancock, 1907b: 213 Kirby, 1910: 2 Willemse, 1930a: 8 Günther, 1938: 301 Günther, 1942: 340 Vanschuytbroeck, 1980: 24 Blackith, 1992: 46 Kočárek et al. , 2015: 289 Muhammad et al. , 2018: 20 Tan & Wahab, 2018: 123 Skejo et al. , 2022: 15 Muhammad & Tan, 2025: 99 Discotettix armatus Costa, 1864: 59 Blackith, 1992: 46 Kočárek et al. , 2015: 289 Skejo et al. , 2022: 15 Discotettix adenanii Mahmood, Idris & Salmah, 2007: 1276 Kočárek et al. , 2015: 289 Skejo et al. , 2022: 15 A new species and notes of some pygmy grasshoppers (Orthoptera: Tetrigidae) from Sabah Tan, Ming Kai Muhammad, Amira Aqilah Damit, Dayang Fazrinah Binti Awg Japir, Razy Chung, Arthur Y. C. Robillard, Tony Zootaxa 2025 2025-08-22 5683 4 543 560  Kočárek et al. , 2015: 289   Muhammad et al. , 2018: 20   Tan & Wahab, 2018: 123   Skejo et al. , 2022: 15  6CZNJ (Serville, 1838) Serville 1838 [151,753,223,250] Insecta Tetrigidae Discotettix Animalia Orthoptera 12 555 Arthropoda species belzebuth Discotettix  ( Fig. 9)      Tetrix belzebuth Serville, 1838: 759.    Discotettix belzebuth( Serville, 1838)—  Hancock, 1907a: 6;  Hancock, 1907b: 213;  Kirby, 1910: 2; Hancock, 1915;  Willemse, 1930a: 8;  Günther, 1938: 301;  Günther, 1942: 340;  Vanschuytbroeck, 1980: 24;  Blackith, 1992: 46;  Kočárek et al., 2015: 289;  Muhammad et al., 2018: 20;  Tan & Wahab, 2018: 123;  Skejo et al., 2022: 15, 59;  Muhammad & Tan, 2025: 99.     Discotettix armatus Costa, 1864: 59—  Blackith, 1992: 46;  Kočárek et al., 2015: 289(synonym);  Skejo et al., 2022: 15, 59 (synonym).     Discotettix adenanii Mahmood, Idris & Salmah, 2007: 1276—  Kočárek et al., 2015: 289(synonym);  Skejo et al., 2022: 15, 59 (synonym).   New material examined.EAST MALAYSIA; Sabah State•  1♂; Maliau Basin, along Wildlife Trail; N4.74173 E116.97523, 244.7±6.8;  11 November 2024, 10h17; on rotten log; coll. M.K. Tan; SBH.24.19 ( ZRC) ( Fig. 9)•  1♂; Maliau Basin, along Balien Nature Trail; N 4.73809 E116.97415, 247.7±8.0; 13 November, 23h50; on tree trunk; coll. M.K. Tan; SBH.24.69 ( ZRC)•  1♂, 1 ♀; Maliau Basin, along Knowledge Trail; N 4.74261 E116.97153, 250.6±7.9;  15 November 2024, 19h36; among wood litter/ trunk; coll. M.K. Tan; SBH.24.105, 106 ( ZRC)•  1♂; Maliau Basin, along EE Trail; N4.73588 E116.97340, 253.6±7.9;  17 November 2024, 18h38; on huge tree trunk; coll. M.K. Tan; SBH.24.124 ( ZRC)•  5 ♀, 2♂; Maliau Basin, along Knowledge Trail; N4.74189 E116.970,  227 m(GPS24SA4);  10–11 November 2024, day, leaf litter; coll. T. Robillard; TR24-22 ( 2 ♀, 2♂), TR24-52 ( 2 ♀), TR24-103 ( 1 ♀), TR24-79 ( 1♂) ( MNHN)•  1♀; Maliau Basin, along Wildlife Trail; N4.73977 E116.97669,  260 m(GPS24SA3);  11 November 2024, day; leaf litter; coll. C. Jouault; TR24-42 ( MNHN)•  1 ♀; Maliau Basin, trail from Agathis–Nepenthes Camps, 1.5 kmmark; N4.70213 E116.97256,  616 m(GPS24SA9);  16 November 2024, day; leaf litter; coll. T. Robillard; TR24-98 ( MNHN)•  1 ♀; forest near Meligan village; N4.67986 E115.68787,  863 m(GPS24SA16);  24 November 2024, day; leaf litter; coll. T. Robillard; TR24-201 ( MNHN).   Remarks.In Sabah, it has been recorded in Crocker Range Keningau, Kinabalu National Park, Mount Trus Madi, Pajau [= Padas?] River, Ranau and Tambunan ( Skejo et al., 2022). Here, we present a new locality record in Maliau Basin. This is the nearest to the known distribution of  Discotettix( Discotettix) kirscheyi Skejo, Pushkar, Tumbrinck et Tan, 2022from the eastern part of Sabah(Sepilok, Kawag, Kinabatangan and Tabin).   Distribution.Borneo ( Brunei Darussalam, Sabah, Sarawak) 2024-11-11 ZRC M. K. Tan 4.74173 Maliau Basin 1 116.97523 Wildlife Trail 12 555 1 1 ZRC November & M. K. Tan 4.73809 Maliau Basin 1 116.97415 Balien Nature Trail 12 555 1 1 2024-11-15 ZRC M. K. Tan 4.74261 Maliau Basin 1 116.97153 Knowledge Trail 12 555 2 1 1 2024-11-17 ZRC EE Trail & M. K. Tan 4.73588 Maliau Basin 1 116.9734 12 555 1 1 2024-11-10 2024-11-11 2024-11-10 MNHN T. Robillard 227 4.74189 Maliau Basin 55 116.97 Knowledge Trail 12 555 15 10 5 2024-11-11 MNHN C. Jouault 260 4.73977 Maliau Basin 1 116.97669 Wildlife Trail 12 555 1 1 2024-11-16 MNHN T. Robillard 616 4.70213 Maliau Basin 1 116.97256 Agathis - Nepenthes Camps 12 555 1 1 2024-11-24 MNHN T. Robillard 863 4.67986 Meligan village 1 115.68787 12 555 1 1