Acilius semisulcatus

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Acilius semisulcatus is a predatory diving beetle in the family Dytiscidae. It is found in North America. Its scientific name is Acilius semisulcatus, and it was described by Aubé in 1838. Classification: Kingdom Animalia; Phylum Arthropoda; Class Insecta; Order Coleoptera; Suborder Adephaga; Family Dytiscidae; Genus Acilius; Species semisulcatus.