Little&;s are is
The anteroinferior pa or vestibule of the septum contains anastomoses between the septal ramus of the superior labial branch of facial aery,branch of sphenopalatine aery,greater palatine and of anterior ethmoidal aery These form a large capillary network called kiesselbachs plexus. This is a common site of bleeding from nose or epistaxis and known as littles area. Ref BDC volume3,Sixth edition pg 241
Anteroinferior lateral wall
Anteroinferior nasal septum
Posteroinferior lateral wall
Posterinferior nasal septum
Head and neck