Table with summarized characters used for osteological comparison of Platyceps spp. and related genera (Hemorrhois and Spalerosophis). LC / WN: ratio length of centrum to least width of neural arch, LC / WP: ratio length of centrum to distance between outer edges of articular facets of prezygapophyses, LN / WN: ratio length of neural spine to least width of neural arch. (1) Data from Schaetti (1987) in square brackets; (2) Data from Schaetti et al. (2014) in square brackets; (3) Data for one specimen only: NMW 25465: 2, paratype from Salem, Tamil Nadu state, India. in Revealing two centuries of confusion: new insights on nomenclature and systematic position of Argyrogena fasciolata (Shaw, 1802) (auctt.), with description of a new species from India (Reptilia: Squamata: Colubridae)

Table with summarized characters used for osteological comparison of Platyceps spp. and related genera (Hemorrhois and Spalerosophis). LC/WN: ratio length of centrum to least width of neural arch, LC/WP: ratio length of centrum to distance between outer edges of articular facets of prezygapophyses, LN/WN: ratio length of neural spine to least width of neural arch. (1) Data from Schätti (1987) in square brackets; (2) Data from Schätti et al. (2014) in square brackets; (3) Data for one specimen only: NMW 25465:2, paratype from Salem, Tamil Nadu state, India.
TaxonLateral processes of premaxillaAscending process of premaxillaTLn/TWnTLln/LnsMesial process of pterygoidPterygoid process at basioccipitalLC/WNLC/WPLN/WNPlatyceps plinii comb. nov.individually short or long, one tipshort, in contact with nasals0.93-1.0440%-50%present only in 60% of examined specimensindividually unstructured or structured1.21-1.590.73-0.950.81-1.01Platyceps josephi sp. nov.short, one tipshort, in contact with nasals1.16-1.1847%-58%presentindividually unstructured or structured1.54 30.8531.023Platyceps florulentus 1long, two tipsshort, in contact with nasals1.2468%absentstructured1.70 [1.32-1.48]0.85 [0.68-0.79]1.15 [0.95-1.05]Platyceps rhodorachis 2long, one tip or stoutlong, not in contact with nasals1.27-1.3960%-77%absentstructured1.60-1.70 [1.41-1.55]0.83-0.88 [0.55-0.64]1.20-1.27 [1.09-1.25]Platyceps ventromaculatus 1long, stoutlong, in contact with nasals1.2856%absentunstructured1.68 [1.49-1.51]0.86 [0.76-0.78]1.10 [1.16-1.18]Hemorrhois nummifer 1//////[1.22-1.39][0.63-0.71][0.84-1.07]Hemorrhois ravergieri 1//////1.61 [1.20-1.41]0.86 [0.66-0.70]0.80 [0.87-1.16]Spalerosophis diadema//////1.080.620.80