---

This study forms a review of the subfamily Tachininae in the northern slopes of the Alborz Mountains and northwestern Iran from 2010 to 2014. A total of 23 genera and 37 species belonging to 11 tribes of the subfamily Tachininae are reviewed. Among them, three genera and 11 species are new records to the fauna of Iran. The collected data of all species, together with their current general distribution and reported hosts are presented. Identification keys to the 23 genera and 37 species found in the studied regions are also provided.

---

The present paper contains a review of the tribe Eryciini (Tachinidae: Exoristinae) that occur in Iran. Twenty-six species belonging to 15 genera are reviewed. The collected data on 20 species are provided. Of these, seven genera and 16 species are newly recorded. Distribution and host information are briefly summarized. The diagnostic characters of the new records species are given. The key to the species found in Iran is also provided.