The horntail Tremex columba in Howard Co., Maryland (9/14/2013).

A Tremex columba in Prince George's Co., Maryland (6/28/2014). Determined by Ken Wolgemuth/BugGuide.

An adult Tremex columba at Cylburn Arboreum in Baltimore City, Maryland (6/21/2019).

A Tremex columba in Charles Co., Maryland (6/13/2020).

A Tremex columba in Anne Arundel Co., Maryland (9/2/2006). Determined by Ken Wolgemuth/BugGuide.

A Tremex columba in Howard Co., Maryland (6/28/2018). Determined by Ken Wolgemuth/BugGuide.

Tremex columba in Frederick Co., Maryland (6/24/2019). (c) botanygirl, some rights reserved (CC BY).

Tremex columba in Frederick Co., Maryland (6/24/2019). (c) botanygirl, some rights reserved (CC BY).

Tremex columba in Howard Co., Maryland (9/14/2021). (c) Jim, some rights reserved (CC BY-NC).

A Tremex columba falls prey to a Gray Petailtail in Calvert Co., Maryland (6/18/2019). (c) Ken Rosenthal, some rights reserved (CC BY-NC).

A Tremex columba falls prey to a Gray Petailtail in Calvert Co., Maryland (6/18/2019). (c) Ken Rosenthal, some rights reserved (CC BY-NC).

A Tremex columba falls prey to a Gray Petailtail in Calvert Co., Maryland (6/18/2019). (c) Ken Rosenthal, some rights reserved (CC BY-NC).

21 Records

GA AL WA FR CL MO HO BA BC HA CE PG AA CV CH SM KE QA CN TA DO WI SO WO

Compare the newly arrived, presumably expanding non-native species Asian Horntail. It also favors hardwoods.

Females lay eggs on damaged, decaying, or diseased wood of hardwood trees. Larvae parasitized by Ibalia anceps.

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No citations linked for this taxon yet.

Use of media featured on Maryland Biodiversity Project is only permitted with express permission of the photographer.

The horntail Tremex columba in Howard Co., Maryland (9/14/2013). View Record Details Media by Bonnie Ott.

A Tremex columba in Prince George's Co., Maryland (6/28/2014). Determined by Ken Wolgemuth/BugGuide. View Record Details Media by Barbara Thurlow.

An adult Tremex columba at Cylburn Arboreum in Baltimore City, Maryland (6/21/2019). View Record Details Media by Kerry Wixted.

A Tremex columba in Charles Co., Maryland (6/13/2020). View Record Details Media by Frode Jacobsen.

A Tremex columba in Anne Arundel Co., Maryland (9/2/2006). Determined by Ken Wolgemuth/BugGuide. View Record Details Media by Lynn Strauss.

A Tremex columba in Howard Co., Maryland (6/28/2018). Determined by Ken Wolgemuth/BugGuide. View Record Details Media by Sue Muller.

Tremex columba in Frederick Co., Maryland (6/24/2019). (c) botanygirl, some rights reserved (CC BY). View Record Details Media by botanygirl via iNaturalist.

Tremex columba in Howard Co., Maryland (9/14/2021). (c) Jim, some rights reserved (CC BY-NC). View Record Details Media by Jim via iNaturalist.

A Tremex columba falls prey to a Gray Petailtail in Calvert Co., Maryland (6/18/2019). (c) Ken Rosenthal, some rights reserved (CC BY-NC). View Record Details Media by Ken Rosenthal via iNaturalist.