Pasimachus (Emydopterus) ambiguus
Geographic: NEA
Distribution: Native, New World. México – CM, JA, MH, NA, SI.
Common name: Contradictory Warrior Beetle
Synonym: Pasimachus ambiguus Bänninger, 1950:507
Macrohabitat: Midands to uplands, 851 – 1653 meters altitude in dry rolling
hilly country. Microhabitat: Adults are ground-dwelling in dry pine-oak forests and at lower
altitudes, dry deciduous forest. Dispersal abilities: Brachypterous, hence flightless therefore
vagility limited to walking or running; moderate runners, moderate burrowers. Seasonal occurrence:
Adults have been found in June – August, and October – November. Behavior:
Adults are nocturnal, predaceous, and take cover during the day in burrows they dig in the substrate,
under stones, or surface debris. Adults aestivate during the dry season in the substrate.