Table 3 in Taxonomic revision and phylogenetic position of the flying squirrel genus Biswamoyopterus (Mammalia, Rodentia, Sciuridae, Pteromyini) on the northern Indo-China peninsula

Table 3. Comparison of five specimens of genus Biswamoyopterus. M644 and L35 were described in this study, others were derived from Li et al. (2019).
SpecimenB. biswasi, ZSI 20705, ♂B. gaoligongensis, KIZ 034924, ♂B. laoensis, NUoL FES. MM.12.163, ♀Biswamoyopterus sp. M644Biswamoyopterus sp. L35LocalityNortheastern IndiaSouthwestern ChinaCentral LaosNorthern MyanmarNorthern LaosSizeRelatively smallRelatively smallLargeLargeLargeDorsal colorationMorocco-red speckled with whiteReddish brown speckled with whiteDark reddish brown speckled with whitish greyReddish brown speckled with whitishDark reddish brown speckled with whitish greyVentral ColorationLight coloredPale orange and marked with numerous, black, discontinuous linesWhiteWhiteYellowish-whiteColoration of tail beyond the uropatagiumPartly colored tail with a dark tipBlackReddish brown with a brown-grey tipPale smoky grey with a dark tipBlackEar tuftsBicolored or whiteBlackWhiteWhiteWhiteThe anterior tufts are black, and the posterior tufts are basally white and terminal blackNLShortLongLong-ShortShorterOuter margin of the nasal bone, orbital margin of the frontal bone, and post-orbital margin of the frontal bone vs. midline of the skullInclinedAlmostMoreInclined-Postorbital processesLargeLargeRelatively smallLarge-Preglenoid processForward protrudingAlmost flatAlmost flatAlmost flat-Sutures of frontal and squamosal boneAlmost flatBulgeAlmost flatAlmost flat-Auditory bullaSmallerLargeRelatively small-Relatively smallRelatively smallPosterior margin of the palatal bonesConcave forwardFlatConcave forward-The central point just meets the posterior margin of M3The central point lies in front of the posterior margin of M3The central point lies behind the posterior margin of M3The central point lies just a little in front of the posterior margin of M3M1 and M2Feeble metacone and hypocone, outline of M1 and M2 is sub-triangularMost developed metacone and hypocone, outline of M1 and M2 is sub-squareSecond developed metacone and hypocone, outline of M1 and M2 is sub-rectangleSecond developed metacone and hypocone, outline of M1 and M2 is sub-rectangle-M1 and M2Second developed hypoconidMost developed hypoconidFeeble hypoconidFeeble hypoconid-