Table 4 in Placobdelloides sirikanchanae sp. nov., a new species of glossiphoniid leech and a parasite of turtles from lower southern Thailand (Hirudinea, Rhynchobdellida)

Table 4. Comparison of morphological characters, egg number per clutch, host, and distribution of Placobdelloides sirikanchanae sp. nov. and P. siamensis (Oka, 1917) in Thailand.
CharactersP. sirikanchanae sp. nov.P. siamensis (Oka, 1917)Oka 1917Chiangkul et al. 2018HostCyclemys dentata and C. enigmaticaSiebenrockiella crassicollisCuora amboinensis, Heosemys annandalii, Malayemys macrocephala, M. subtrijuga, M. khoratensis, and S. crassicollisDistributionSadao, SongkhlaLampam, PattalungBangkok and Udon ThaniMaximum relaxed length (mm)40.3915.0025.00Maximum relaxed widest width (mm)4.894.005.57Body shapeElongated narrowElongated ovalElongated ovalEye locationIIIIIIIIIAnterior sucker diameter (mm)1.082.501.86Anterior sucker surfaceSmooth with numerous pits-Smooth with numerous pitPosition of proboscis openingPosterior subterminalPosterior subterminalPosterior subterminalNumber of dorsal papillae on each annulus13-1722-275-9Shape of dorsal papillaeWell-developed knob shapeCone shapeWell-developed longitudinal rod shapeTotal annuli696769Live dorsal colorDark brown greenish with crimson median lineUniform gray with faint brown median line (in alcohol)Brownish gray with yellow median line and four pairs of scarlet dotsMale gonopore locationXIa1/a2 (annuli 23/24)XIa3/XIIa1 (annuli 25/26)Xa3/XIa1 (annuli 22/23)Ejaculatory bulbApple-like sac-Glasses-like sacFemale gonopore locationXIa3/XIIa1 (annuli 25/26)XIIa2/a3 (annuli 27/28)XIa2/a3 (annuli 24/25)SpermathecaRectangular sac-Slender sacAnus locationBetween last annuli and posterior suckerBetween last annuli and posterior suckerBetween last annuli and posterior suckerPosterior sucker diameter (mm)1.943.003.00Posterior sucker surfaceRough with random scattered pits-Smooth with random scattered pitsEggs per clutch104-115-173-412