TABLE 2 in A new limestone-associated species of wolf snake in the Lycodon fasciatus complex (Squamata: Serpentes: Colubridae) from central Vietnam

TABLE 2. Comparison of morphological characters between Lycodon calcarophilus sp. nov., L. fasciatus, and L. ruhstrati. Characters highlighted in bold are considered diagnostic (with respect to Lycodon calcarophilus sp. nov.) CharacterL. calcarophilus sp. nov.L. fasciatusL. ruhstrati abditusL. ruhstrati ruhstratiTaL/TL0.19–0.22 [0.21±0.01]0.19–0.22 [0.21±0.01]0.19–0.25 [0.22±0.01]0. 21–0. 25 [0. 23±0. 01]VEN214–219 [216.7±1.9]197–213 [206. 1±4. 6]210–230 [221.1±5.7]211–228 [219.2±4.2]SC83–88 [85.3±2.0]74–90 [81.8±3.6]90–115 [97. 1±5. 9]99–114 [105. 3±3. 6]TOTAL300–307 [303.0±2.8]278–302 [288. 9±5. 7]305–342 [319. 8±9. 1]321–335 [326. 4±4. 6]SCR0.28–0.29 [0.28±0.00]0.26–0.30 [0.28±0.01]0. 28–0. 34 [0. 30±0. 01]0. 31–0. 34 [0. 32±0. 01]BB19–25 [21.5±2.1]28–43 [32. 3±3. 7]17–47 [32. 9±7. 8]29–46 [38. 0±4. 0]TB10–15 [12.8±1.9]10–20 [15.5±2.4]9–23 [15.8±3.0]10–25 [19.2±3.3]FB12–15 [12.8±1.2]5.0–18.0 [10.91±3.37]9–21 [13.7±3.0]8–16 [10.9±2.1]BaB10.0–13.0 [11.3±1.1]4.0–14.0 [7.69±2.56]5–13 [8.0±2.4]5–7 [6.2±0.8]BV4.0–5.0 [4.7±0.5]1. 0–3. 5 [2. 3±0. 7]1–8 [2.9±1.8]2. 0–2. 5 [2. 1±0. 2]LOR-EyesyesnonoDorsal ground colorBlackBlack or dark brownDark brownBlack or dark brownColor of light bandsWhite anteriorly, slight brownish-grey posteriorlyVariable, light, reddish or orangebrown anteriorly and posteriorlyWhite anteriorly, white or grey-brown posteriorlyGrey-brownVentral colourationBanded, absent spots posteriorlyBanded, spots usually present posteriorlyPlain & spottedPlain & spottedSourcesThis studyNguyen et al. (2025)Vogel et al. (2009); this studyPope (1935); Chen (1991); Wu et al. (1985); this study