5. Pareuryaptus curtulus (Chaudoir, 1868)
Chaudoir, 1868: 160 ( Trigonotoma; Laos); Tschitschérine, 1900: 162; Dubault et al., 2008: 209; Roux et al., 2016: 72.
MATERIAL. No specimen examined, except for the holotype illustrated [Roux et al., 2016].
DIAGNOSIS.A medium-sized species with median line of pronotum conspicuous and reaching basal margin, combined with apical two maxillary palpomeres subequally long, mp3L/ mp4L 0.82, and terminal palpomere long subparallel-sided, almost five times as long as wide, mp4L/W 4.8. Pronotum indistinctly sinuate in front of very obtuse and just traceable basal angles. Otherwise hardly different from P. parvus .
GEOGRAPHIC DISTRIBUTION. Only known from the type locality. Dubault et al. [2008] also reported two female and one male specimens from Saigon, southern Vietnam.
HABITATS AND HABITS. No data.