Trimeresurus sabahi Regenass & Kramer, 1981 — Erroneous. Sabah Bamboo Pit Viper Singapore records. Lachesis gramineus (non-Shaw, 1802)—Ridley, 1933: 105. Trigonocephalus gramineus var. (non-Shaw, 1802)— Cantor, 1847c: 1041. Trimeresurus gramineus (non-Shaw, 1802)— Blanford, 1881: 216.— Davison, 1892: 93. Trimeresurus erythrurus (non-Cantor, 1839a)— Dennys, 1880a: 3.— Blanford, 1881: 216. Trimeresurus popeiorum (non-Smith, 1937)—K.K.P. Lim & L.M. Chou, 1990: 55.—K.K.P. Lim & F.L.K. Lim, 1992: 149.—L.M. Chou et al., 1994: 106.— Manthey & Grossmann, 1997: 409.—Chan-ard et al., 1999: 37.—K.P. Lim & F.L.K. Lim, 2002: 149.— Leviton, 2003: 446. Trimeresurus popeorum popeiorum [sic] (non-Smith, 1937)—Golay et al., 1993: 152. Trimeresurus popeiorum popeiorum (non-Smith, 1937)— David & Vogel, 1996: 165.— Iskandar & Colijn, 2001: 159.— Gumprecht et al., 2004: 36. Trimeresurus popeorum —Orlov et al., 2002a: 353. Popeia popeiorum (non-Smith, 1937)—N. Baker & K.P. Lim, 2008: 169.—N. Baker & K.P. Lim, 2012: 169. Trimeresurus (Popeia) popeiorum (non-Smith, 1937)— Chanhome et al., 2011: 325. Remarks. Refer to “A note on Trimeresurus spp. in Singapore ” in the Viperidae section under Native Species. LKCNHM & NHMUK Museum specimens. No specimens. Additional Singapore museum specimens. No specimens. ; Published as part of Figueroa, Alex, Low, Martyn E. Y. & Lim, Kelvin K. P., 2023, Singapore's herpetofauna: updated and annotated checklist, history, conservation, and distribution, pp. 1-378 in Zootaxa 5287 (1) on page 281, DOI:10.11646/zootaxa.5287.1.1, http://zenodo.org/record/7960319