LikhitrakarnNatdanaiGolovatchSergei I.PanhaSomsakRevision of the Southeast Asian millipede genus Orthomorpha Bollman, 1893, with the proposal of a new genus (Diplopoda, Polydesmida, Paradoxosomatidae) Zookeys29920112011131116110.3897/zookeys.131.1921 Orthomorpha tuberculifera sp. n., variety from Khao Wong Phrachan TempleFigs 1618Description.

Length 22–30 mm (♂), 24–31 mm (♀), width of midbody pro- and metazona 2.6–2.9 and 3.9–4.2 mm (♂), 2.8–3.3 and 4.0–4.3 mm (♀), respectively. Colour pattern same as in the type series of Orthomorpha tuberculifera sp. n., but coloration of alcohol material darker, blackish.

All other characters as in the typical Orthomorpha tuberculifera sp. n. (Figs 16–18), except as follows.

Venter and legs sometimes as pallid as paraterga and epiproct. Paraterga slightly less prominent, narrower (Fig. 16A, C & F). Pattern of setigerous tubercles in caudal row on metatergum 17 sometimes as 4+3, on metatergum 18 as 4+4. Paraterga 2 sometimes with four small indentations on one side, with three ones on the other. Surface below paraterga microgranulate and faintly rugulose.

Orthomorpha tuberculifera sp. n., ♂, variety from Khao Wong Phrachan Temple. A, B anterior part of body, dorsal and lateral views, respectively C, D segments 10 and 11, dorsal and lateral views, respectively E-G posterior part of body, lateral, dorsal and ventral views, respectively H, I sternal cones between coxae 4, subcaudal and sublateral views, respectively.

Orthomorpha tuberculifera sp. n., ♂, variety from Khao Wong Phrachan Temple. A, B right gonopod, mesal and lateral views, respectively C-F distal part of right gonopod, mesal, lateral, subcaudal and suboral views, respectively. Scale bar: 0.2 mm.

Orthomorpha tuberculifera sp. n., ♂, variety from Khao Wong Phrachan Temple. A, B right gonopod, lateral and mesal views, respectively. Scale bar: 0.5 mm.