Leiodytes Guignot, 1936

Balke, Michael, Bergsten, Johannes, Wang, Liang-Jong & Hendrich, Lars, 2017, A new genus and two new species of Southeast Asian Bidessini as well as new synonyms for Oceanian species (Coleoptera, Dytiscidae), ZooKeys 647, pp. 137-151 : 140

Leiodytes Guignot, 1936

Type species.

Hydroporus evanescens Boheman, 1848

Diagnosis.

Very small, yellowish diving beetles (1.4-2.2 mm for the known species, 2.7 mm with the new one described below) with black markings on elytra. Shape of body globular to elongate, widest in middle, not flattened. 1) Occipital line present; 2) basal pronotal striae present; 3) basal elytral striae present; 4) sutural line on elytron absent; 5) basal epipleural transverse carina absent; 6) clypeus with fore margin narrowly and finely bordered, sometimes unmodified; 7) longitudinal elytral carina on disc absent; and 8) parameres two-segmented.

Includes 27 species ( Nilsson 2016), widely distributed in the Aftrotropical, Oriental and Palearctic regions.