The spider species Herpyllus ecclesiasticus is commonly called the eastern parson spider, after the abdominal markings resembling an old-style cravat worn by clergy in the 18th century. It is mainly found in Central USA, with finds stretching from North Carolina

North Carolina

North Carolina is a state located in the southeastern United States. The state borders South Carolina and Georgia to the south, Tennessee to the west and Virginia to the north. North Carolina contains 100 counties. Its capital is Raleigh, and its largest city is Charlotte...

 to southern Alberta, Canada.

Although this spider presents a startling appearance, living indoors as it frequently does, it is completely harmless to humans or their pets.