Passalus punctiger, common name passalid beetle, is a beetle of the family Passalidae. 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. 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. 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). Gallery References Passalidae Beetles of North America Beetles of South America Arthropods of Colombia Insects of Mexico Insects of the United States Fauna of the Southwestern United States