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Predaceous Diving Beetle (Male) - Graphoderus liberus Streamlined, oval-shaped body; filamentous antennae; Segment A1 split into 2 parts by legs; elytra heavily speckled.<br /> <br /> Habitat: Pond<br /> <br /> *I brought this beetle home to photograph. I intended to set it free afterwards, but accidentally killed it by dropping my head lamp on it. Another note - I used so much light for this shot and it is still so dark! I used a flashlight, headlamp, and diffused flash. <br /> <br /> Check out its movements:<br /> <section class="video"><iframe width="448" height="252" src="https://player.vimeo.com/video/413118607?title=0&byline=0&portrait=0" frameborder="0"></iframe></section><br /> <br /> <figure class="photo"><a href="https://www.jungledragon.com/image/93414/predaceous_diving_beetle_male_-_graphoderus_liberus.html" title="Predaceous Diving Beetle (Male) - Graphoderus liberus"><img src="https://s3.amazonaws.com/media.jungledragon.com/images/3232/93414_thumb.jpg?AWSAccessKeyId=05GMT0V3GWVNE7GGM1R2&Expires=1759968010&Signature=OLQ7zB94qP%2FcnXdeRdNBMlPj9ck%3D" width="200" height="144" alt="Predaceous Diving Beetle (Male) - Graphoderus liberus Streamlined, oval-shaped body; filamentous antennae; Segment A1 split into 2 parts by legs; elytra heavily speckled.<br /> <br /> Habitat: Pond<br /> <br /> *I brought this beetle home to photograph. I intended to set it free afterwards, but accidentally killed it by dropping my head lamp on it. Another note - I used so much light for this shot and it is still so dark! I used a flashlight, headlamp, and diffused flash. <br /> <br /> Check out its movements:<br /> https://vimeo.com/413118607<br /> <br /> https://www.jungledragon.com/image/93418/predaceous_diving_beetle_male_-_graphoderus_liberus_---articulo-setae_on_tarsi.html<br /> https://www.jungledragon.com/image/93417/predaceous_diving_beetle_male_-_graphoderus_liberus.html<br /> https://www.jungledragon.com/image/93416/predaceous_diving_beetle_male_-_graphoderus_liberus_---hind_leg.html<br /> https://www.jungledragon.com/image/93415/predaceous_diving_beetle_male_-_graphoderus_liberus.html<br /> Dytiscidae,Geotagged,Graphoderus,Graphoderus liberus,Predaceous Diving Beetle,Spring,United States,beetle" /></a></figure><br /> <figure class="photo"><a href="https://www.jungledragon.com/image/93418/predaceous_diving_beetle_male_-_graphoderus_liberus_---articulo-setae_on_tarsi.html" title="Predaceous Diving Beetle (Male) - Graphoderus liberus ---Articulo-setae on Tarsi"><img src="https://s3.amazonaws.com/media.jungledragon.com/images/3232/93418_thumb.jpg?AWSAccessKeyId=05GMT0V3GWVNE7GGM1R2&Expires=1759968010&Signature=Ak889WShEgbjtJCUr5ytxHb6Y4A%3D" width="200" height="162" alt="Predaceous Diving Beetle (Male) - Graphoderus liberus ---Articulo-setae on Tarsi Streamlined, oval-shaped body; filamentous antennae; Segment A1 split into 2 parts by legs; elytra heavily speckled.<br /> <br /> Since this beetle was dead, I decided to remove its tarsi for a better look at the articulo-setae. Quality is low because I used a low-power digital scope. Articulo-setae are structures that males have on their mid and fore-tarsi. They act like suckers and help the males hold the females during mating.<br /> <br /> Habitat: Pond<br /> <br /> *I brought this beetle home to photograph. I intended to set it free afterwards, but accidentally killed it by dropping my head lamp on it. Another note - I used so much light for this shot and it is still so dark! I used a flashlight, headlamp, and diffused flash. <br /> <br /> Check out its movements:<br /> https://vimeo.com/413118607<br /> <br /> https://www.jungledragon.com/image/93414/predaceous_diving_beetle_male_-_graphoderus_liberus.html<br /> https://www.jungledragon.com/image/93417/predaceous_diving_beetle_male_-_graphoderus_liberus.html<br /> https://www.jungledragon.com/image/93416/predaceous_diving_beetle_male_-_graphoderus_liberus_---hind_leg.html<br /> https://www.jungledragon.com/image/93415/predaceous_diving_beetle_male_-_graphoderus_liberus.html Geotagged,Graphoderus liberus,United States" /></a></figure><br /> <figure class="photo"><a href="https://www.jungledragon.com/image/93416/predaceous_diving_beetle_male_-_graphoderus_liberus_---hind_leg.html" title="Predaceous Diving Beetle (Male) - Graphoderus liberus ---Hind Leg"><img src="https://s3.amazonaws.com/media.jungledragon.com/images/3232/93416_thumb.jpg?AWSAccessKeyId=05GMT0V3GWVNE7GGM1R2&Expires=1759968010&Signature=2WYqxl0dAgDAHUpEFwgLm9qVdYo%3D" width="200" height="146" alt="Predaceous Diving Beetle (Male) - Graphoderus liberus ---Hind Leg Streamlined, oval-shaped body; filamentous antennae; Segment A1 split into 2 parts by legs; elytra heavily speckled.<br /> <br /> Habitat: Pond<br /> <br /> *I brought this beetle home to photograph. I intended to set it free afterwards, but accidentally killed it by dropping my head lamp on it. Another note - I used so much light for this shot and it is still so dark! I used a flashlight, headlamp, and diffused flash. <br /> <br /> Check out its movements:<br /> https://vimeo.com/413118607<br /> <br /> https://www.jungledragon.com/image/93417/predaceous_diving_beetle_male_-_graphoderus_liberus.html<br /> https://www.jungledragon.com/image/93415/predaceous_diving_beetle_male_-_graphoderus_liberus.html<br /> https://www.jungledragon.com/image/93414/predaceous_diving_beetle_male_-_graphoderus_liberus.html<br /> https://www.jungledragon.com/image/93418/predaceous_diving_beetle_male_-_graphoderus_liberus_---articulo-setae_on_tarsi.html<br /> Geotagged,Graphoderus liberus,United States" /></a></figure><br /> <figure class="photo"><a href="https://www.jungledragon.com/image/93415/predaceous_diving_beetle_male_-_graphoderus_liberus.html" title="Predaceous Diving Beetle (Male) - Graphoderus liberus"><img src="https://s3.amazonaws.com/media.jungledragon.com/images/3232/93415_thumb.jpg?AWSAccessKeyId=05GMT0V3GWVNE7GGM1R2&Expires=1759968010&Signature=eMaR62rkbSsaF3L8Z%2F4QM69%2B1o8%3D" width="200" height="162" alt="Predaceous Diving Beetle (Male) - Graphoderus liberus Streamlined, oval-shaped body; filamentous antennae; Segment A1 split into 2 parts by legs; elytra heavily speckled.<br /> <br /> **In this ventral shot, note the circular structures below the beetles eyes. I think these are modified, articulo-setae, which males have on their fore-tarsi. They act like suckers and help the males hold the females during mating.<br /> <br /> Habitat: Pond<br /> <br /> *I brought this beetle home to photograph. I intended to set it free afterwards, but accidentally killed it by dropping my head lamp on it. Another note - I used so much light for this shot and it is still so dark! I used a flashlight, headlamp, and diffused flash. <br /> <br /> Check out its movements:<br /> https://vimeo.com/413118607<br /> <br /> https://www.jungledragon.com/image/93416/predaceous_diving_beetle_male_-_graphoderus_liberus_---hind_leg.html<br /> https://www.jungledragon.com/image/93414/predaceous_diving_beetle_male_-_graphoderus_liberus.html<br /> https://www.jungledragon.com/image/93418/predaceous_diving_beetle_male_-_graphoderus_liberus_---articulo-setae_on_tarsi.html<br /> https://www.jungledragon.com/image/93417/predaceous_diving_beetle_male_-_graphoderus_liberus.html Geotagged,Graphoderus liberus,United States" /></a></figure> Geotagged,Graphoderus liberus,Spring,United States Click/tap to enlarge Promoted

Predaceous Diving Beetle (Male) - Graphoderus liberus

Streamlined, oval-shaped body; filamentous antennae; Segment A1 split into 2 parts by legs; elytra heavily speckled.

Habitat: Pond

*I brought this beetle home to photograph. I intended to set it free afterwards, but accidentally killed it by dropping my head lamp on it. Another note - I used so much light for this shot and it is still so dark! I used a flashlight, headlamp, and diffused flash.

Check out its movements:



Predaceous Diving Beetle (Male) - Graphoderus liberus Streamlined, oval-shaped body; filamentous antennae; Segment A1 split into 2 parts by legs; elytra heavily speckled.<br /> <br /> Habitat: Pond<br /> <br /> *I brought this beetle home to photograph. I intended to set it free afterwards, but accidentally killed it by dropping my head lamp on it. Another note - I used so much light for this shot and it is still so dark! I used a flashlight, headlamp, and diffused flash. <br /> <br /> Check out its movements:<br /> https://vimeo.com/413118607<br /> <br /> https://www.jungledragon.com/image/93418/predaceous_diving_beetle_male_-_graphoderus_liberus_---articulo-setae_on_tarsi.html<br /> https://www.jungledragon.com/image/93417/predaceous_diving_beetle_male_-_graphoderus_liberus.html<br /> https://www.jungledragon.com/image/93416/predaceous_diving_beetle_male_-_graphoderus_liberus_---hind_leg.html<br /> https://www.jungledragon.com/image/93415/predaceous_diving_beetle_male_-_graphoderus_liberus.html<br /> Dytiscidae,Geotagged,Graphoderus,Graphoderus liberus,Predaceous Diving Beetle,Spring,United States,beetle

Predaceous Diving Beetle (Male) - Graphoderus liberus ---Articulo-setae on Tarsi Streamlined, oval-shaped body; filamentous antennae; Segment A1 split into 2 parts by legs; elytra heavily speckled.<br /> <br /> Since this beetle was dead, I decided to remove its tarsi for a better look at the articulo-setae. Quality is low because I used a low-power digital scope. Articulo-setae are structures that males have on their mid and fore-tarsi. They act like suckers and help the males hold the females during mating.<br /> <br /> Habitat: Pond<br /> <br /> *I brought this beetle home to photograph. I intended to set it free afterwards, but accidentally killed it by dropping my head lamp on it. Another note - I used so much light for this shot and it is still so dark! I used a flashlight, headlamp, and diffused flash. <br /> <br /> Check out its movements:<br /> https://vimeo.com/413118607<br /> <br /> https://www.jungledragon.com/image/93414/predaceous_diving_beetle_male_-_graphoderus_liberus.html<br /> https://www.jungledragon.com/image/93417/predaceous_diving_beetle_male_-_graphoderus_liberus.html<br /> https://www.jungledragon.com/image/93416/predaceous_diving_beetle_male_-_graphoderus_liberus_---hind_leg.html<br /> https://www.jungledragon.com/image/93415/predaceous_diving_beetle_male_-_graphoderus_liberus.html Geotagged,Graphoderus liberus,United States

Predaceous Diving Beetle (Male) - Graphoderus liberus ---Hind Leg Streamlined, oval-shaped body; filamentous antennae; Segment A1 split into 2 parts by legs; elytra heavily speckled.<br /> <br /> Habitat: Pond<br /> <br /> *I brought this beetle home to photograph. I intended to set it free afterwards, but accidentally killed it by dropping my head lamp on it. Another note - I used so much light for this shot and it is still so dark! I used a flashlight, headlamp, and diffused flash. <br /> <br /> Check out its movements:<br /> https://vimeo.com/413118607<br /> <br /> https://www.jungledragon.com/image/93417/predaceous_diving_beetle_male_-_graphoderus_liberus.html<br /> https://www.jungledragon.com/image/93415/predaceous_diving_beetle_male_-_graphoderus_liberus.html<br /> https://www.jungledragon.com/image/93414/predaceous_diving_beetle_male_-_graphoderus_liberus.html<br /> https://www.jungledragon.com/image/93418/predaceous_diving_beetle_male_-_graphoderus_liberus_---articulo-setae_on_tarsi.html<br /> Geotagged,Graphoderus liberus,United States

Predaceous Diving Beetle (Male) - Graphoderus liberus Streamlined, oval-shaped body; filamentous antennae; Segment A1 split into 2 parts by legs; elytra heavily speckled.<br /> <br /> **In this ventral shot, note the circular structures below the beetles eyes. I think these are modified, articulo-setae, which males have on their fore-tarsi. They act like suckers and help the males hold the females during mating.<br /> <br /> Habitat: Pond<br /> <br /> *I brought this beetle home to photograph. I intended to set it free afterwards, but accidentally killed it by dropping my head lamp on it. Another note - I used so much light for this shot and it is still so dark! I used a flashlight, headlamp, and diffused flash. <br /> <br /> Check out its movements:<br /> https://vimeo.com/413118607<br /> <br /> https://www.jungledragon.com/image/93416/predaceous_diving_beetle_male_-_graphoderus_liberus_---hind_leg.html<br /> https://www.jungledragon.com/image/93414/predaceous_diving_beetle_male_-_graphoderus_liberus.html<br /> https://www.jungledragon.com/image/93418/predaceous_diving_beetle_male_-_graphoderus_liberus_---articulo-setae_on_tarsi.html<br /> https://www.jungledragon.com/image/93417/predaceous_diving_beetle_male_-_graphoderus_liberus.html Geotagged,Graphoderus liberus,United States

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The Graphoderus liberus

''Graphoderus liberus'' is a species of predaceous diving beetle in the family Dytiscidae. It is found in North America.

Info 9 0
Similar species: Beetles
Species identified by Christine Young
View Christine Young's profile

By Christine Young

All rights reserved
Uploaded Apr 29, 2020. Captured Apr 28, 2020 06:48 in 5 East St, New Milford, CT 06776, USA.
country flag of United States of America Explore United States of America 39,925 9,640 8
  • Canon EOS 90D
  • f/4.0
  • 1/197s
  • ISO160
  • 100mm