Maryland Biodiversity Project - Elm Cockscomb Aphid (Colopha ulmicola)

Elm Cockscomb Aphid Colopha ulmicola (Fitch, 1859)

Kingdom Animalia > Phylum Arthropoda > Class Insecta > Order Hemiptera > Family Aphididae > Genus Colopha Elm Cockscomb Aphid - Colopha ulmicola - https://www.marylandbiodiversity.com/view/14997

Use elms as host plants.

There are 29 records in the project database.

An Elm Cockscomb Aphid gall on elm in Allegany Co., Maryland (5/31/2014). Photo by Richard Orr. (MBP list)

An Elm Cockscomb Aphid in Allegany Co., Maryland (5/31/2014). Photo by Richard Orr. (MBP list)

Elm Cockscomb Aphid in Washington Co., Maryland (5/28/2017). (c) Mark Etheridge, some rights reserved (CC BY-NC). Photo by Mark Etheridge. (MBP list)

Elm Cockscomb Aphid galls in Allegany Co., Maryland (5/21/2018). Photo by Andy Gougherty. (MBP list)

An Elm Cockscomb Aphid gall in Washington Co., Maryland (6/3/2017). Photo by Rick Borchelt. (MBP list)

Elm Cockscomb Aphid in Howard Co., Maryland (6/27/2018). Photo by Sue Muller. (MBP list)

Elm Cockscomb Aphid in Allegany Co., Maryland (7/21/2019). (c) Andy Gougherty, some rights reserved (CC BY-NC). Photo by Andy Gougherty via iNaturalist. (MBP list)

Elm Cockscomb Aphid in Harford Co., Maryland (6/10/2022). (c) skollar, some rights reserved (CC BY-NC). Photo by skollar via iNaturalist. (MBP list)

Elm Cockscomb Aphid in Charles Co., Maryland (4/29/2023). (c) Deborah Barber, some rights reserved (CC BY-NC). Photo by Deborah Barber via iNaturalist. (MBP list)

Elm Cockscomb Aphid galls in Montgomery Co., Maryland (5/27/2017). Photo by Rick Borchelt. (MBP list)

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