A female Nephrotoma alterna in Baltimore Co., Maryland (6/5/2017). Determined by Bob Biagi/BugGuide.

Nephrotoma alterna in Frederick Co., Maryland (6/29/2018). (c) Mark Etheridge, some rights reserved (CC BY-NC).

Nephrotoma alterna in Montgomery Co., Maryland (10/7/2020). (c) Katja Schulz, some rights reserved (CC BY).

Nephrotoma alterna in Montgomery Co., Maryland (5/31/2021). (c) Katja Schulz, some rights reserved (CC BY).

Nephrotoma alterna in Baltimore Co., Maryland (7/8/2020). (c) Emily L. Stanley, some rights reserved (CC BY-NC).

Nephrotoma alterna in Montgomery Co. (5/24/2025). (c) Matthew Beziat, some rights reserved (CC BY-NC)

Nephrotoma alterna in Frederick Co., Maryland (7/31/2023). (c) Joe MDO, some rights reserved (CC BY-NC)

Nephrotoma alterna in Montgomery Co., Maryland (5/26/2021). (c) Katja Schulz, some rights reserved (CC BY).

Nephrotoma alterna in Montgomery Co., Maryland (5/26/2021). (c) Katja Schulz, some rights reserved (CC BY).

25 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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A female Nephrotoma alterna in Baltimore Co., Maryland (6/5/2017). Determined by Bob Biagi/BugGuide. View Record Details Media by Emily Stanley.

Nephrotoma alterna in Frederick Co., Maryland (6/29/2018). (c) Mark Etheridge, some rights reserved (CC BY-NC). View Record Details Media by Mark Etheridge.

Nephrotoma alterna in Montgomery Co., Maryland (10/7/2020). (c) Katja Schulz, some rights reserved (CC BY). View Record Details Media by Katja Schulz via iNaturalist.

Nephrotoma alterna in Montgomery Co., Maryland (5/31/2021). (c) Katja Schulz, some rights reserved (CC BY). View Record Details Media by Katja Schulz via iNaturalist.

Nephrotoma alterna in Baltimore Co., Maryland (7/8/2020). (c) Emily L. Stanley, some rights reserved (CC BY-NC). View Record Details Media by Emily Stanley.

Nephrotoma alterna in Montgomery Co. (5/24/2025). (c) Matthew Beziat, some rights reserved (CC BY-NC) View Record Details Media by Matthew Beziat.

Nephrotoma alterna in Frederick Co., Maryland (7/31/2023). (c) Joe MDO, some rights reserved (CC BY-NC) View Record Details Media by Joe MDO via iNaturalist.

Nephrotoma alterna in Montgomery Co., Maryland (5/26/2021). (c) Katja Schulz, some rights reserved (CC BY). View Record Details Media by Katja Schulz via iNaturalist.