Maryland Biodiversity Project

Holcocephala sp. Holcocephala sp. Say, 1823

Synonyms: Gnat Ogres.

Kingdom Animalia > Phylum Arthropoda > Class Insecta > Order Diptera > Family Asilidae > Genus Holcocephala Holcocephala sp. - Holcocephala sp. - https://www.marylandbiodiversity.com/view/14409

Records:

There are 250 records in the project database.

Links:

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Seasonality:

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<em>Holcocephala</em> species with prey in Carroll Co., Maryland (9/10/2023). (c) Jim Moore (Maryland), some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 887964 - Psn: 14)

Holcocephala species with prey in Carroll Co., Maryland (9/10/2023). (c) Jim Moore (Maryland), some rights reserved (CC BY-NC). Photo by Jim Moore. (MBP list)

A <em>Holcocephala</em> species in Frederick Co., Maryland (8/9/2015). (Photo ID: 40177 - Psn: 15)

A Holcocephala species in Frederick Co., Maryland (8/9/2015). Photo by Bob Cammarata. (MBP list)

<em>Holcocephala</em> species in Allegany Co., Maryland (7/7/2019). (c) Judy Gallagher, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 263782 - Psn: 22)

Holcocephala species in Allegany Co., Maryland (7/7/2019). (c) Judy Gallagher, some rights reserved (CC BY-NC). Photo by Judy Gallagher. (MBP list)

<em>Holcocephala</em> species in Montgomery Co., Maryland (8/24/2020). (c) Katja Schulz, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>). (Photo ID: 212269 - Psn: 25)

Holcocephala species in Montgomery Co., Maryland (8/24/2020). (c) Katja Schulz, some rights reserved (CC BY). Photo by Katja Schulz via iNaturalist. (MBP list)

<em>Holcocephala</em> species in Montgomery Co., Maryland (7/7/2022). (c) Katja Schulz, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>). (Photo ID: 615980 - Psn: 28)

Holcocephala species in Montgomery Co., Maryland (7/7/2022). (c) Katja Schulz, some rights reserved (CC BY). Photo by Katja Schulz via iNaturalist. (MBP list)

A robber fly (<em>Holcocephala</em> sp.) in Washington Co., Maryland (7/4/2010). (Photo ID: 12005 - Psn: 30)

A robber fly (Holcocephala sp.) in Washington Co., Maryland (7/4/2010). Photo by Bob Cammarata. (MBP list)

<em>Holcocephala</em> species in Montgomery Co., Maryland (7/18/2020). (c) Katja Schulz, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>). (Photo ID: 200871 - Psn: 32)

Holcocephala species in Montgomery Co., Maryland (7/18/2020). (c) Katja Schulz, some rights reserved (CC BY). Photo by Katja Schulz via iNaturalist. (MBP list)

<em>Holcocephala</em> species in Montgomery Co., Maryland (7/16/2022). (c) Katja Schulz, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>). (Photo ID: 631154 - Psn: 32)

Holcocephala species in Montgomery Co., Maryland (7/16/2022). (c) Katja Schulz, some rights reserved (CC BY). Photo by Katja Schulz via iNaturalist. (MBP list)

<em>Holcocephala</em> species in Baltimore City, Maryland (7/15/2021). (c) nolan.odowd, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 416544 - Psn: 35)

Holcocephala species in Baltimore City, Maryland (7/15/2021). (c) nolan.odowd, some rights reserved (CC BY-NC). Photo by nodowd via iNaturalist. (MBP list)

<em>Holcocephala</em> species in Montgomery Co., Maryland (7/30/2023). (c) bsw md, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 874448 - Psn: 35)

Holcocephala species in Montgomery Co., Maryland (7/30/2023). (c) bsw md, some rights reserved (CC BY-NC). Photo by bsw_md via iNaturalist. (MBP list)

A <em>Holcocephala</em> species in Harford Co., Maryland (7/13/2019). Determined by Ken Wolgemuth/BugGuide. (Photo ID: 158411 - Psn: 40)

A Holcocephala species in Harford Co., Maryland (7/13/2019). Determined by Ken Wolgemuth/BugGuide. Photo by Dave Webb. (MBP list)

<em>Holcocephala</em> species in Queen Anne's Co., Maryland (7/26/2020). (c) pcowartrickmanphoto, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 198129 - Psn: 42)

Holcocephala species in Queen Anne's Co., Maryland (7/26/2020). (c) pcowartrickmanphoto, some rights reserved (CC BY-NC). Photo by Pamela Cowart-Rickman. (MBP list)

<em>Holcocephala</em> species in Baltimore Co., Maryland (8/1/2020). (c) Frode Jacobsen, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 346618 - Psn: 42)

Holcocephala species in Baltimore Co., Maryland (8/1/2020). (c) Frode Jacobsen, some rights reserved (CC BY-NC). Photo by Frode Jacobsen. (MBP list)

<em>Holcocephala</em> species in Carroll Co., Maryland (7/30/2023). (c) Zachary Dankowicz, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 881755 - Psn: 42)

Holcocephala species in Carroll Co., Maryland (7/30/2023). (c) Zachary Dankowicz, some rights reserved (CC BY-NC). Photo by Zachary Dankowicz via iNaturalist. (MBP list)

Holcocephala species in Baltimore Co., Maryland (8/1/2020). (c) Frode Jacobsen, some rights reserved (CC BY-NC). Photo by Frode Jacobsen. (MBP list)

<em>Holcocephala</em> species in Montgomery Co., Maryland (7/28/2023). (c) bsw md, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 925314 - Psn: 44)

Holcocephala species in Montgomery Co., Maryland (7/28/2023). (c) bsw md, some rights reserved (CC BY-NC). Photo by bsw_md via iNaturalist. (MBP list)

A <em>Holcocephala</em> species in Frederick Co., Maryland (7/22/2018). (Photo ID: 152603 - Psn: 45)

A Holcocephala species in Frederick Co., Maryland (7/22/2018). Photo by Jim Moore. (MBP list)

<em>Holcocephala</em> species in Montgomery Co., Maryland (7/27/2020). (c) Katja Schulz, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>). (Photo ID: 420030 - Psn: 45)

Holcocephala species in Montgomery Co., Maryland (7/27/2020). (c) Katja Schulz, some rights reserved (CC BY). Photo by Katja Schulz via iNaturalist. (MBP list)

Holcocephala species in Carroll Co., Maryland (7/30/2023). (c) Zachary Dankowicz, some rights reserved (CC BY-NC). Photo by Zachary Dankowicz via iNaturalist. (MBP list)

<em>Holcocephala</em> species in Montgomery Co., Maryland (8/5/2023). (c) Katja Schulz, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>). (Photo ID: 932119 - Psn: 45)

Holcocephala species in Montgomery Co., Maryland (8/5/2023). (c) Katja Schulz, some rights reserved (CC BY). Photo by Katja Schulz via iNaturalist. (MBP list)

Holcocephala species in Montgomery Co., Maryland (7/27/2020). (c) Katja Schulz, some rights reserved (CC BY). Photo by Katja Schulz via iNaturalist. (MBP list)

<em>Holcocephala</em> species in Washington Co., Maryland (8/27/2022). (c) Frode Jacobsen, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 635663 - Psn: 52)

Holcocephala species in Washington Co., Maryland (8/27/2022). (c) Frode Jacobsen, some rights reserved (CC BY-NC). Photo by Frode Jacobsen. (MBP list)

Holcocephala species in Montgomery Co., Maryland (7/27/2020). (c) Katja Schulz, some rights reserved (CC BY). Photo by Katja Schulz via iNaturalist. (MBP list)

<em>Holcocephala</em> species in Montgomery Co., Maryland (7/26/2020). (c) Jim Moore (Maryland), some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 358869 - Psn: 55)

Holcocephala species in Montgomery Co., Maryland (7/26/2020). (c) Jim Moore (Maryland), some rights reserved (CC BY-NC). Photo by Jim Moore. (MBP list)

<em>Holcocephala</em> species in Montgomery Co., Maryland (8/11/2022). (c) Katja Schulz, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>). (Photo ID: 654395 - Psn: 55)

Holcocephala species in Montgomery Co., Maryland (8/11/2022). (c) Katja Schulz, some rights reserved (CC BY). Photo by Katja Schulz via iNaturalist. (MBP list)

<em>Holcocephala</em> species in Carroll Co., Maryland (7/17/2023). (c) Adrienne van den Beemt, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>). (Photo ID: 851231 - Psn: 55)

Holcocephala species in Carroll Co., Maryland (7/17/2023). (c) Adrienne van den Beemt, some rights reserved (CC BY). Photo by Adrienne van den Beemt. (MBP list)

Holcocephala species in Carroll Co., Maryland (7/30/2023). (c) Zachary Dankowicz, some rights reserved (CC BY-NC). Photo by Zachary Dankowicz via iNaturalist. (MBP list)

<em>Holcocephala</em> species in Montgomery Co., Maryland (8/4/2019). (c) David Kidwell, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc-sa/4.0/'>CC BY-NC-SA</a>). (Photo ID: 263828 - Psn: 56)

Holcocephala species in Montgomery Co., Maryland (8/4/2019). (c) David Kidwell, some rights reserved (CC BY-NC-SA). Photo by Dave Kidwell. (MBP list)

<em>Holcocephala</em> species in Baltimore Co., Maryland (8/7/2021). (c) Benjamin Burgunder, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>). (Photo ID: 430665 - Psn: 56)

Holcocephala species in Baltimore Co., Maryland (8/7/2021). (c) Benjamin Burgunder, some rights reserved (CC BY). Photo by Benjamin Burgunder via iNaturalist. (MBP list)

<em>Holcocephala</em> species in Calvert Co., Maryland (8/3/2022). (c) Jason E. Avery, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 618659 - Psn: 65)

Holcocephala species in Calvert Co., Maryland (8/3/2022). (c) Jason E. Avery, some rights reserved (CC BY-NC). Photo by Jason Avery. (MBP list)

<em>Holcocephala</em> species in Prince George's Co., Maryland (10/16/2021). (c) Sergei Drovetski, all rights reserved. (Photo ID: 469119 - Psn: 66)

<em>Holcocephala</em> species in Montgomery Co., Maryland (8/28/2020). (c) Jim Moore (Maryland), some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 493798 - Psn: 66)

Holcocephala species in Montgomery Co., Maryland (8/28/2020). (c) Jim Moore (Maryland), some rights reserved (CC BY-NC). Photo by Jim Moore. (MBP list)

Holcocephala species in Carroll Co., Maryland (7/17/2023). (c) Adrienne van den Beemt, some rights reserved (CC BY). Photo by Adrienne van den Beemt. (MBP list)

Holcocephala species in Montgomery Co., Maryland (8/11/2022). (c) Katja Schulz, some rights reserved (CC BY). Photo by Katja Schulz via iNaturalist. (MBP list)

<em>Holcocephala</em> species in Montgomery Co., Maryland (7/29/2021). (c) David, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc-sa/4.0/'>CC BY-NC-SA</a>). (Photo ID: 426855 - Psn: 76)

Holcocephala species in Montgomery Co., Maryland (7/29/2021). (c) David, some rights reserved (CC BY-NC-SA). Photo by David via iNaturalist. (MBP list)

<em>Holcocephala</em> species in Baltimore Co., Maryland (7/16/2017). (c) richard crook, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 962604 - Psn: 78)

Holcocephala species in Baltimore Co., Maryland (7/16/2017). (c) richard crook, some rights reserved (CC BY-NC). Photo by rwcrook via iNaturalist. (MBP list)

A <em>Holcocephala</em> species in Howard Co., Maryland (8/11/2017). Determined by Brandon Woo and Ken Wolgemuth via BugGuide. (Photo ID: 86475 - Psn: 80)

A Holcocephala species in Howard Co., Maryland (8/11/2017). Determined by Brandon Woo and Ken Wolgemuth via BugGuide. Photo by Bill Hubick. (MBP list)

<em>Holcocephala</em> species in Baltimore Co., Maryland (7/27/2022). (c) Benjamin Burgunder, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>). (Photo ID: 628058 - Psn: 100)

Holcocephala species in Baltimore Co., Maryland (7/27/2022). (c) Benjamin Burgunder, some rights reserved (CC BY). Photo by Benjamin Burgunder via iNaturalist. (MBP list)

<em>Holcocephala</em> species in Montgomery Co., Maryland (8/3/2020). (c) Even Dankowicz, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>). (Photo ID: 202044 - Psn: 145)

Holcocephala species in Montgomery Co., Maryland (8/3/2020). (c) Even Dankowicz, some rights reserved (CC BY). Photo by Even Dankowicz via iNaturalist. (MBP list)

A <em>Holcocephala</em> species in Frederick Co., Maryland (7/16/2017). Determined by Bob Biagi/BugGuide. (Photo ID: 83022 - Psn: 200)

A Holcocephala species in Frederick Co., Maryland (7/16/2017). Determined by Bob Biagi/BugGuide. Photo by Mark Etheridge. (MBP list)

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