 The genus Zygoballus contains approximately twenty species distributed from the United States to Argentina . Zygoballus is classified in the subfamily Dendryphantinae of the family Salticidae ( jumping spiders ) . 
 The genus Zygoballus <a href='uninflect' title='1'><mark>contains</mark></a> approximately twenty species distributed from the United States to Argentina . Zygoballus is classified in the subfamily Dendryphantinae of the family Salticidae ( jumping spiders ) . 
The genus Zygoballus contain approximately twenty species distributed from the United States to Argentina . Zygoballus is classified in da subfamily Dendryphantinae of the family Salticidae ( jumping spiders ) .