Common Eastern Ray Spider Theridiosoma gemmosum (L. Koch, 1877)    
Kingdom Animalia   >   Phylum Arthropoda   >   Class Arachnida   >   Order Araneae   >   Family Theridiosomatidae   >   Genus Theridiosoma   

Description:

This family has only two species in North America, both in genus Theridiosoma. (BugGuide)

Where to find:

The egg sacs are brown and papery, and hang from a forked line. (BugGuide)

There are 5 records in the project database.

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Common Eastern Ray Spider in Anne Arundel Co., Maryland (6/20/2018). (c) Katja Schulz, some rights reserved (CC BY). Photo by Katja Schulz via iNaturalist. (MBP list)

Common Eastern Ray Spider in Prince George's Co., Maryland (4/29/2018). (c) Ashley M Bradford, some rights reserved (CC BY-NC). Photo by Ashley Bradford. (MBP list)

Common Eastern Ray Spider in Prince George's Co., Maryland (4/29/2018). (c) Judy Gallagher, some rights reserved (CC BY). Photo by Judy Gallagher. (MBP list)

Common Eastern Ray Spider in Anne Arundel Co., Maryland (6/21/2017). (c) Katja Schulz, some rights reserved (CC BY). Photo by Katja Schulz via iNaturalist. (MBP list)

Common Eastern Ray Spider egg sac (on left) in Garrett Co., Maryland (8/22/2023). Photo by Bonnie Ott. (MBP list)

Common Eastern Ray Spider in Anne Arundel Co., Maryland (6/21/2017). (c) Katja Schulz, some rights reserved (CC BY). Photo by Katja Schulz via iNaturalist. (MBP list)

Common Eastern Ray Spider in Anne Arundel Co., Maryland (6/21/2017). (c) Katja Schulz, some rights reserved (CC BY). Photo by Katja Schulz via iNaturalist. (MBP list)


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