European Sowbug Oniscus asellus Linnaeus, 1758Non-native    
Kingdom Animalia   >   Phylum Arthropoda   >   Class Malacostraca   >   Order Isopoda   >   Family Oniscidae   >   Genus Oniscus   

[View seasonality details]
GA ALWAFRCL MO HO BA BCHA CE PGAACVCHSMKEQACNTADOWISOWO
A European Sowbug in Harford Co., Maryland (11/9/2019). Photo by Dave Webb. (MBP list)

A European Sowbug in Cecil Co., Maryland (1/24/2019). Photo by Dave Webb. (MBP list)

A European Sowbug in Harford Co., Maryland (12/4/2017). This represents a new family for MBP. Photo by Dave Webb. (MBP list)

A European Sowbug in Harford Co., Maryland (1/5/2020). Photo by Dave Webb. (MBP list)

An European Sowbug in Carroll Co., Maryland (3/21/2020). Verified by T. Hedlund/BugGuide. Photo by Jim Moore. (MBP list)

A European Sowbug in Garrett Co., Maryland (9/15/2022). Photo by Dave Webb. (MBP list)

A European Sowbug in Garrett Co., Maryland (5/12/2023). Photo by Dave Webb. (MBP list)

A European Sowbug in Baltimore Co., Maryland (10/22/2020). Photo by Dave Webb. (MBP list)

A European Sowbug in Harford Co., Maryland (1/11/2020). Photo by Dave Webb. (MBP list)

A European Sowbug in Harford Co., Maryland (1/19/2020). Photo by Dave Webb. (MBP list)

European Sowbug in Montgomery Co., Maryland (4/29/2019). (c) Serenella Linares, some rights reserved (CC BY). Photo by Serenella Linares via iNaturalist. (MBP list)

European Sowbug in Montgomery Co., Maryland (10/30/2022). (c) Jane Hartman, all rights reserved. Photo by Jane Hartman. (MBP list)

European Sowbug in Montgomery Co., Maryland (5/9/2023). (c) Jim Moore (Maryland), some rights reserved (CC BY-NC). Photo by Jim Moore. (MBP list)

A European Sowbug in Montgomery Co., Maryland (3/13/2020). Determined by Hisserdude/BugGuide. Photo by Jim Moore. (MBP list)

European Sowbug in Montgomery Co., Maryland (10/30/2022). (c) Jane Hartman, all rights reserved. Photo by Jane Hartman. (MBP list)

A European Sowbug in Montgomery Co., Maryland (3/24/2018). Photo by Bill Hubick. (MBP list)

European Sowbug in Montgomery Co., Maryland (4/29/2019). (c) Serenella Linares, some rights reserved (CC BY). Photo by Serenella Linares via iNaturalist. (MBP list)

European Sowbug in Montgomery Co., Maryland (10/30/2022). (c) Jane Hartman, all rights reserved. Photo by Jane Hartman. (MBP list)

European Sowbug in Montgomery Co., Maryland (10/30/2022). (c) Jane Hartman, all rights reserved. Photo by Jane Hartman. (MBP list)

A European Sowbug in Harford Co., Maryland (12/4/2017). Dave notes: Isopods have pseudotracheae (false lungs) that assist with respiration via gas exchange. They are located on the underside near the posterior end. In this photo, they are seen as five pairs of pearly gray, translucent appendages. Photo by Dave Webb. (MBP list)


View All Images

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