Diagnosis & identification
Subgenus Thylacina. Black with strong green reflections; pronotum pubescent + subparallel-sided (key char vs spinilabris); elytra: humeral lunule + elongate marginal spot + short subapical line (apical lunule incomplete); aedeagus very long straight apically beak-shaped (unique in subgenus). Darker than spinilabris.
Similar taxa: Resembles *Abroscelis*, *Antennaria*, *Apteroessa*
Etymology
From Greek *leptós* (slender, thin) + *gnáthos* (jaw) — "slender-jawed".
Seasonal activity
Active June–October (peak Jul–Aug)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Green = active months · Orange = peak. Peak: VII-VIII
Distribution
Indonesia (Papua: Jayapura)
Countries: Indonesia
Provinces / states: Papua
External references
GBIF · iNaturalist · Wikipedia