Square-backed Marsh Crab Armases cinereum    Synonyms: Squareback Marsh Crab, Wharf Crab.
Kingdom Animalia   >   Phylum Arthropoda   >   Class Malacostraca   >   Order Decapoda   >   Family Sesarmidae   >   Genus Armases   

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Square-backed Marsh Crab in St. Mary's Co., Maryland (7/15/2022). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

Square-backed Marsh Crab in Anne Arundel Co., Maryland (8/25/2019). (c) Sean Sipple, all rights reserved. Photo by Sean Sipple via iNaturalist. (MBP list)

Square-backed Marsh Crab in St. Mary's Co., Maryland (7/15/2022). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

Square-backed Marsh Crab in Calvert Co., Maryland (7/6/2020). (c) solomonsislandheritagetours, some rights reserved (CC BY-NC). Photo by solomonsislandheritagetours via iNaturalist. (MBP list)

Square-backed Marsh Crab in Calvert Co., Maryland (3/14/2021). (c) Sean Sipple, all rights reserved. Photo by Sean Sipple via iNaturalist. (MBP list)

Square-backed Marsh Crab in St. Mary's Co., Maryland (7/15/2022). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

Square-backed Marsh Crab in Anne Arundel Co., Maryland (8/25/2019). (c) Sean Sipple, all rights reserved. Photo by Sean Sipple via iNaturalist. (MBP list)

A Square-backed Marsh Crab in Anne Arundel Co., Maryland (6/27/2013). Measured 20 mm. Photo by Robert Aguilar, SERC. (MBP list)

A Square-backed Marsh Crab in Queen Anne's Co., Maryland (10/3/2011). Photo by Robert Aguilar, SERC. (MBP list)

Square-backed Marsh Crab in Calvert Co., Maryland (6/29/2023). (c) James Preston Tetlow, some rights reserved (CC BY-NC). Photo by jamestetlow via iNaturalist. (MBP list)

A Square-backed Marsh Crab in St. Mary's Co., Maryland (9/26/2019). Photo by Ben Springer. (MBP list)

Square-backed Marsh Crab in Calvert Co., Maryland (7/11/2020). (c) Erin Lang, some rights reserved (CC BY-NC). Photo by Erin Lang via iNaturalist. (MBP list)

Square-backed Marsh Crab in Baltimore City, Maryland (9/18/2017). (c) Sean, some rights reserved (CC BY-NC). Photo by Sean via iNaturalist. (MBP list)

Square-backed Marsh Crab in Baltimore City, Maryland (9/18/2017). (c) Sean, some rights reserved (CC BY-NC). Photo by Sean via iNaturalist. (MBP list)

Square-backed Marsh Crab in Baltimore City, Maryland (9/18/2017). (c) Sean, some rights reserved (CC BY-NC). Photo by Sean via iNaturalist. (MBP list)

Square-backed Marsh Crab in Baltimore City, Maryland (9/18/2017). (c) Sean, some rights reserved (CC BY-NC). Photo by Sean via iNaturalist. (MBP list)

Square-backed Marsh Crab in Baltimore City, Maryland (9/18/2017). (c) Sean, some rights reserved (CC BY-NC). Photo by Sean via iNaturalist. (MBP list)

Square-backed Marsh Crab in Baltimore City, Maryland (4/28/2018). (c) flgirl09, some rights reserved (CC BY-NC). Photo by flgirl09 via iNaturalist. (MBP list)

Square-backed Marsh Crab in Baltimore City, Maryland (4/28/2018). (c) flgirl09, some rights reserved (CC BY-NC). Photo by flgirl09 via iNaturalist. (MBP list)

Square-backed Marsh Crab in St. Mary's Co., Maryland (7/15/2022). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

Square-backed Marsh Crab in St. Mary's Co., Maryland (6/29/2021). (c) swindsor, some rights reserved (CC BY-NC). Photo by swindsor via iNaturalist. (MBP list)

Square-backed Marsh Crab in Worcester Co., Maryland (8/13/2022). (c) human landfill, some rights reserved (CC BY-NC). Photo by human_landfill via iNaturalist. (MBP list)

Square-backed Marsh Crab in Worcester Co., Maryland (8/13/2022). (c) human landfill, some rights reserved (CC BY-NC). Photo by human_landfill via iNaturalist. (MBP list)

Square-backed Marsh Crab in Worcester Co., Maryland (8/13/2022). (c) human landfill, some rights reserved (CC BY-NC). Photo by human_landfill via iNaturalist. (MBP list)

Square-backed Marsh Crab in Worcester Co., Maryland (8/13/2022). (c) human landfill, some rights reserved (CC BY-NC). Photo by human_landfill via iNaturalist. (MBP list)

Square-backed Marsh Crab in Calvert Co., Maryland (7/2/2023). (c) Pablo Tapia Ossa, some rights reserved (CC BY-NC). Photo by volteka via iNaturalist. (MBP list)

Square-backed Marsh Crab in St. Mary's Co., Maryland (7/2/2023). (c) Pablo Tapia Ossa, some rights reserved (CC BY-NC). Photo by volteka via iNaturalist. (MBP list)

Square-backed Marsh Crab in St. Mary's Co., Maryland (8/5/2023). (c) genejockey, some rights reserved (CC BY-NC). Photo by genejockey via iNaturalist. (MBP list)

Square-backed Marsh Crab in Somerset Co., Maryland (8/14/2023). (c) Wayne Longbottom, some rights reserved (CC BY-NC). Photo by Wayne Longbottom. (MBP list)

Square-backed Marsh Crab in Wicomico Co., Maryland (7/14/2020). (c) Arthur Masloski, some rights reserved (CC BY-NC). Photo by Arthur Masloski via iNaturalist. (MBP list)

Square-backed Marsh Crab in Dorchester Co., Maryland (6/11/2024). (c) lov2grdn, some rights reserved (CC BY-NC). Photo by lov2grdn via iNaturalist. (MBP list)

Square-backed Marsh Crab in St. Mary's Co., Maryland (8/8/2024). (c) Tonyia Johnson, some rights reserved (CC BY-NC). Photo by tonyiajohnson via iNaturalist. (MBP list)

Square-backed Marsh Crab in St. Mary's Co., Maryland (8/8/2024). (c) Tonyia Johnson, some rights reserved (CC BY-NC). Photo by tonyiajohnson via iNaturalist. (MBP list)

Square-backed Marsh Crab in Dorchester Co., Maryland (8/18/2024). No rights reserved. Photo by Christopher Evans via iNaturalist. (MBP list)

Square-backed Marsh Crab in Dorchester Co., Maryland (8/18/2024). No rights reserved. Photo by Christopher Evans via iNaturalist. (MBP list)


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