Acilius hi-res stock photography and images - Alamy
Laccophilus minutus hi-res stock photography and images - Alamy
Head of diving beetle hi-res stock photography and images - Alamy
Diving beetles hi-res stock photography and images - Page 2 - Alamy
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Dytiscidae beetle hi-res stock photography and images - Page 2 - Alamy
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Acilius sulcatus hi-res stock photography and images - Alamy
Acilius hi-res stock photography and images - Alamy
Diving water beetle hi-res stock photography and images - Page 11 - Alamy
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Swimming beetle hi-res stock photography and images - Alamy
Predaceous diving beetle hi-res stock photography and images - Page 3 - Alamy
Holotype a hi-res stock photography and images - Alamy
Acilius hi-res stock photography and images - Alamy
Acilius hi-res stock photography and images - Alamy