Ajam (عجم)

A trichord/tetrachord/pentachord based on B flat (ajam ushayran):
 

Musta'ar (مستعار)

A very rare trichord based on B half-flat (iraq):
 

Awj Ara (أوج آرا)

A very rare tetrachord based on B half-flat (iraq) that has two slightly different forms:
 

Nahawand (نهاوند)

A tetrachord/pentachord based on C (rast):
 

 
A variant of this is Busalik (بوسليك) or Ushaq (عشاق) jins, which is usually based on D (dukah) and has a slightly flattened third note compared with Nahawand jins:
 

Rast (راست)

A tetrachord/pentachord based on C (rast):
 

Nawa Athar (نوى أثر)

Also known as Nikriz, this is a pentachord based on C (rast):
 

 
When based on D (dukah), this jins is generally known as Hisar (حصار):
 

Saz Kar (ساز كار)

A very rare tetrachord/pentachord based on C (rast):
 

Kurd (كرد)

A tetrachord/pentachord based on D (dukah):
 

Hijaz (حجاز)

A tetrachord/pentachord based on D (dukah):
 

Bayati (بياتي)

A tetrachord/pentachord based on D (dukah):
 

Saba (صبا)

A pentachord based on Dukah D (dukah):
 

Sikah (سيكاه)

This is generally seen as a trichord based on E half-flat (sikah):
 

 
There are three different ways that it can be extended to a tetrachord, depending on whether the following interval is a half tone, three-quarter tone or full tone, and these are labelled as Sikah (سيكاه), Huzam (هزام) and Iraq (عراق) tetrachords, respectively:
 

Jiharkah (جهاركاه)

A tetrachord/pentachord based on F (jiharkah):