Table 2 in Descriptions of two new species and a new record of the giant pill-millipede genus Zephronia Gray, 1832 from Thailand (Diplopoda, Sphaerotheriida, Zephroniidae)

Table 2 (continued on next two pages). Morphological comparison between the two new species and related species of Zephronia Gray, 1832. SpeciesMorphological charactersBody size (mm)ColourationApical cone on antennaEndotergum of midbody tergite (posterior margin = pm, row of bristles, tip of bristles)Legs 5–21 (apical spine = a, ventral spine = v)Subanal plate (shape, apical margin)Anterior telopods (length of immovable finger = imf vs movable finger = mf, crenulated teeth = cr-t)Posterior telopods (length of immovable finger = imf vs movable finger = mf, (crenulated teeth = cr-t)Female vulva (shape, width dorsoventrally, apical margin of operculum)Z. chantaburiensis Srisonchai & Wesener, 2024♂ = 19–23, ♀ = 19–22brown♂ = 30–41, ♀ = 25–35• flat/regular • 1 row • slightly protruding above pma = 1, v = 7–9• semicircular • strongly concave• imf = mf • 2 cr-t• imf> mf • 9–12 cr-t• slender • narrow • protruding into an oval-like lobeZ. chrysomallos Bhansali & Wesener, 2022ca 40greyish brown78/88• flat/regular • 2 rows • not reaching to pm (reaching 4/5 of outer area)a = 3 or 4, v = 10–12NA• imf <mf • 4 cr-t• imf <mf • 17 or 18 cr-tNAZ. dawydoffi Attems, 195311–13dark green♂ = 39–43• modified to small lobes, ‘rectangle-wavy’ margin • 2 rows • not reaching to pma = 2–4, v = 7–9• trapeziform • slightly concave• imf <mf • 4 cr-t• imf <mf (as long as telopoditomere 3) • 8–10 cr-t• round • wide • not protrudingZ. enghoffi Srisonchai & Likhitrakarn, 2021♂ = 29–33, ♀ = 30–36light brown to brownca 75• flat/regular • 2 rows • extended over pma = 1–3, v = 7–10• subsemicircular • shallowly concave• imf = mf • 6 cr-t• imf = mf • 17–19 cr-t• slender • slightly narrow • not protrudingZ. erawani Bhansali & Wesener, 202231.4greyish brown91/96• flat/regular • 3 rows • not extended beyond pm (reaching 4/5 of outer area)a = 2 or 3, v = 8–10NA• imf <mf • 2 cr-t• imf <mf • 15 cr-tNAZ. golovatchi Srisonchai & Likhitrakarn, 2021♂ = 35–36.5, ♀ = 35–37brown90–100• flat/regular • 2 rows • extended over pma = 1–3, v = 8–12• trapeziform • strongly concave• imf <mf • 2 or 3 cr-t• imf <mf • 17 or 18 cr-t• round • wide • not protrudingZ. lannaensis Likhitrakarn & Golovatch, 2021♂ = 28.8–36.2, ♀ = 31.8–38.2light brown to brown♂ = 43–72, ♀ = 53–68• flat/regular • 2–3 rows • not reaching to pma = 3(2)–5, v = 10–12• semicircular • slightly concave• imf <mf • 3 or 4 cr-t• imf = mf • 12–17 cr-t• round • wide • not protrudingZ. laotica Wesener, 2019♂ = 15.6, ♀ ca 14.1bright green (posterior half of tergite light brown)♂ = 61/65, ♀ = 32/34• modified to lobes, ‘rectangle-wavy’ margin • 1–2 rows • extended over pma = 3–5, v = 7–9• triangular • well-rounded, sometimes slightly concave• imf <mf • without any teeth• imf = mf • 11 cr-t• round • wide • not protrudingZ. macula Srisonchai & Wesener, 2024 (spotted morph)♂ = 18–20, ♀ = 18–20brown/ greenish brown/ reddish brown♂ = 48–57, ♀ = 36–43• flat/regular • 1 row • reaching to pma = 1, v = 7–9• semicircular • slightly concave, rarely truncate or obtuse• imf = mf • 2 or 3 cr-t• imf = mf • 9 or 10 cr-t• round • wide • not protrudingZ. macula Srisonchai & Wesener, 2024 (green morph)♂ = 8.6–17, ♀ = 12.5–18.5dark green♂ = 36–38, ♀ = 22–24• modified, undulate • 1 row • extended beyond pma = 1, v = 5–9• semicircular • truncate, sometimes slightly concave• imf = mf • 2 or 3 cr-t• imf = mf • 9 or 10 cr-t• round • wide • not protrudingZ. ovalis Gray, 1832 (Vietnam)♂ = 14.7, ♀ = 17.5–18.9dark olive blackish (tergites dorsally with two golden-yellow stripes)♂ = 62–65, ♀ = 71–73• modified (margin well-rounded) • 3 rows • extended over pma = 2 or 3, v = 6–8• trapeziform • truncate, sometimes slightly concave• imf <mf • 3 or 4 cr-t• imf = mf • 16 cr-t• slightly round • wide • not protrudingZ. ovalis Gray, 1832 (Thailand)♂ = 7–10.8, ♀ = 7.2–12.5greenish dark or dark olive green, (tergites dorsally with two yellowish patches♂ = 35–47, ♀ = 35–43• modified to trapezoidal lobes, trapezoidal-wavy • 2 rows • not reaching to pma = 1–3, v = 3–6• trapeziform • slightly concave• imf = mf • 1 or 2 cr-t (small)• imf> mf • 8 or 9 cr-t• slightly round • wide • slightly protrudingZ. panhai Srisonchai & Likhitrakarn, 2021♂ = 19–22, ♀ = 20–23light greyca 50• flat/regular • 2 rows • not extended over pm or not reaching pma = 1–3, v = 7–11• trapeziform • slightly round/ truncate• imf <mf • 3 cr-t• imf <mf • 11–12 cr-t• slightly concave • slightly narrow (sometimes wide) • not protrudingZ. phrain Likhitrakarn & Golovatch, 2021♂ = 29.5–41.2, ♀ = 33.2–40.6dark olive• green to bright green♂ = 72–89, ♀ = 52–71• flat/regular • 4–6 rows • not reaching to pma = 2–4, v = 7–11• semicircular • undivided• imf = mf • inconpicuous• imf <mf • 5–6 cr-t• round • narrow • not protrudingZ. siamensis Hirst, 1907♂ = 15–26.5, ♀ = 15–23dark green (tergites dorsally with two brown/ yellowish brown patches)♂ = 51–61, ♀ = 49–54• modified to lobes, ‘rectangle-wavy’ margin • 1 row • not extended over pm or not reaching to pma = 2 or 3, v = 5–9• semicircular • concave• imf <mf • 7 cr-t• imf <mf • 11 or 12 cr-t• regularly round • wide • not protrudingZ. sukhothaiensi sp. nov.♂ = 15.8–18.3, ♀ = 16.5–22.9brownish grey♂ = 38–45, ♀ = 24–36• flat/regular • 1 row • not reaching to pma = 3, v = 7–10• trapeziform • slightly concave/ truncate• imf <mf • 3–4 cr-t• imf <mf • 10–12 cr-t• slightly round • narrow • projecting into a wellrounded lobeZ. tratensis sp. nov.♂ = 19.1–28.5, ♀ = 22.8–32light brown (golden brown)♂ = 80–85, ♀ = 60–65• flat/regular • 2 rows • reaching to pm or extended beyond pma = 3, v = 7–12• semicircular • slightly round or convex• imf> mf • 3–4 cr-t• imf> mf • 21 or 22 cr-t• slightly concave • wide • not protrudingZ. viridisoma Rosenmejer & Wesener, 2021♂ = 25.6 (based on holotype) ♀ = 25.6 (based on female paratype)green♂ = 32/44, ♀ = 25/25• flat/regular • 3 row • extended beyond pma = 1, v = 5 or 6• well-rounded • N/A• imf <mf • 3 cr-t• imf <mf • 8 or 9 cr-t• slender • narrow • slightly protruding