Thoracophorus costalis in Montgomery Co., Maryland (5/11/2023). (c) Jim Moore (Maryland), some rights reserved (CC BY-NC).

Thoracophorus costalis in Montgomery Co., Maryland (1/24/2022). (c) Zachary Dankowicz, some rights reserved (CC BY-NC).

Thoracophorus costalis in Montgomery Co., Maryland (1/24/2022). (c) Zachary Dankowicz, some rights reserved (CC BY-NC).

Thoracophorus costalis in Montgomery Co., Maryland (3/9/2025). (c) Oliver Yung, some rights reserved (CC BY-NC).

Thoracophorus costalis in Allegany Co., Maryland (4/1/2025). (c) Oliver Yung, some rights reserved (CC BY-NC).

Thoracophorus costalis in Montgomery Co., Maryland (9/15/2023). (c) Tom Murray, some rights reserved (CC BY-NC).

Thoracophorus costalis in Montgomery Co., Maryland (5/26/2024). (c) Peter Edelman, some rights reserved (CC BY-NC)

Thoracophorus costalis in Montgomery Co., Maryland (7/13/2014). (c) Even Dankowicz, some rights reserved (CC BY)

14 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

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

Thoracophorus costalis in Montgomery Co., Maryland (5/11/2023). (c) Jim Moore (Maryland), some rights reserved (CC BY-NC). View Record Details Media by Jim Moore.

Thoracophorus costalis in Montgomery Co., Maryland (1/24/2022). (c) Zachary Dankowicz, some rights reserved (CC BY-NC). View Record Details Media by Zachary Dankowicz via iNaturalist.

Thoracophorus costalis in Montgomery Co., Maryland (3/9/2025). (c) Oliver Yung, some rights reserved (CC BY-NC). View Record Details Media by OiledOlives via iNaturalist.

Thoracophorus costalis in Allegany Co., Maryland (4/1/2025). (c) Oliver Yung, some rights reserved (CC BY-NC). View Record Details Media by OiledOlives via iNaturalist.

Thoracophorus costalis in Montgomery Co., Maryland (9/15/2023). (c) Tom Murray, some rights reserved (CC BY-NC). View Record Details Media by Tom Murray via iNaturalist.

Thoracophorus costalis in Montgomery Co., Maryland (5/26/2024). (c) Peter Edelman, some rights reserved (CC BY-NC) View Record Details Media by peroed via iNaturalist.

Thoracophorus costalis in Montgomery Co., Maryland (7/13/2014). (c) Even Dankowicz, some rights reserved (CC BY) View Record Details Media by Even Dankowicz via iNaturalist.