American House Spider
  Argyrodes tepidariorum  
Order: Araneae
Family: Theridiidae
 
Physical Characteristics
 
 
  Cephalothorax:      
Yellowish brown.    
Abdomen:    
Streaked and spotted with grey, black and brown markings.    
Legs:    
Long and slender with three claws on each tarsus.    
Size:    
2-17 mm
   
 
 
  Habitat:    
  Often found in dry, warm areas like the sheltered corners of buildings.
  Range:
    U.S. and Canada  
         
 
         
  Web Type:    
  Irregular, made of entirely sticky silk. These webs most often found in and around buildings are also known as cobwebs.  
       
Fun Fact:    
  These spiders were first identified in Germany, however are thought to originate in South America.