Passalus punctiger is a beetle of the family Passalidae.Hallan, J. (2010) Synopsis of the described Coleoptera of the World
Description Passalus punctiger can reach a length of about . Body is flattened and completely black, with yellowish hairs on elytral shoulders and anterior sides. Elytra show deep grooves and a strong punctation. Antennae have long lamellae.Fauna of Paraguay
Distribution and habitat This species occurs in Arizona, Mexico and in Central and Southern America up to Paraguay and Argentina. It also is present on the Galapagos Islands. It can be found in humid forest areas at an elevation of above sea level.Discover LifeJack Schuster Bess Beetles in Encyclopedia of Entomology
Life cycle These beetles live under and inside rotten logs. Females lay eggs are in tunnels into the wood. This species has one brood or generation per year (univoltine).José R.C. Mouzinhoa, Claudio R.V. da Fonsecaa & Márcio L.L. Barbosaa The influence of flood pulses on the reproductive strategy of two species of passalid beetle in the fluvial archipelago of Anavilhanas, Amazon, Brazil Journal of Natural History Volume 44, Issue 9-10, 2010
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