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Interested in a 2022 BugGuide gathering in New Mexico?

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

National Moth Week 2020 photos of insects and people.

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

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Species Acilius semisulcatus

 
 
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predacious diving beetle - Acilius semisulcatus - male predacious diving beetle - Acilius semisulcatus - male predacious diving beetle - Acilius semisulcatus - male predacious diving beetle - Acilius semisulcatus - male predacious diving beetle - Acilius semisulcatus - male small aquatic beetle - Acilius semisulcatus - female Dytiscus sp? - Acilius semisulcatus Dytiscus sp? - Acilius semisulcatus Predaceous Diving Beetle - Acilius semisulcatus Dytiscid - Acilius semisulcatus Dytiscid - Acilius semisulcatus Water beetle - Acilius semisulcatus Water beetle - Acilius semisulcatus Water beetle - Acilius semisulcatus Acilius semisulcatus Acilius semisulcatus Another diving beetle - Acilius semisulcatus Another diving beetle - Acilius semisulcatus Another diving beetle - Acilius semisulcatus Acilius semisulcatus - female Acilius semisulcatus - female Acilius sp. - Acilius semisulcatus - female Acilius sp. - Acilius semisulcatus - female Acilius sp. - Acilius semisulcatus - female

 
 
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