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Periplaneta
Periplaneta is a genus of large cockroaches in the family Blattidae, containing several species with cosmopolitan distributions that have become significant urban pests worldwide. The genus includes well-known species such as Periplaneta americana (American cockroach), Periplaneta lateralis (Turkestan cockroach), and Periplaneta japonica (Asian cockroach). These species are characterized by their relatively large size, flattened bodies, and long antennae. Many Periplaneta species have been spread globally through human commerce and travel, with some showing remarkable adaptability to diverse climates including cold-tolerant species capable of surviving freezing temperatures.