Divasibranchia

Khairkhaniidae
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
(unranked):	incertae sedis
Class:	†Helcionelloida
Subclass:	†Divasibranchia
Order:	†Khairkhaniiformes
Family:	†Khairkhaniidae Missarzhevsky, 1989
Genera
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Khairkhaniidae is an extinct family of Paleozoic fossil molluscs of uncertain position. They are thought to belong to either the Gastropoda or Monoplacophora. They possess planispiral coiled shells with a columnar microstructure.

The taxonomy of the Gastropoda by Bouchet & Rocroi, 2005 categorizes Khairkhaniidae within the Paleozoic molluscs of uncertain systematic position. This family is unassigned to superfamily. This family has no subfamilies.

According to the P. Yu. Parkhaev, the Khairkhaniidae is the only family in the order Khairkhaniifomes within the subclass Divasibranchia.

Genera in the family Khairkhaniidae include:

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