Hayk Mirzayans Insect Museum offers training courses, and helps other scientific research centers in completion and maintenance of their insect collections. ITRD acts as the National Identification Service for governmental or non-governmental organizations, publishes various articles, reports, books, data banks and checklists of its holdings, and provides these information free of charge to all visitors. Hayk Mirzayans Insect Museum The Hayk Mirzayans Insect Museum (HMIM) is the largest insect collection in Iran with over 4 million insect specimens, including 20–25,000 local species, hundreds of primary types and paratypes, and a representative collection of exotic insects, especially tropical butterflies. In 1943, Iranian entomologist established a
Comma used to separate clauses. In English, a comma is used to separate a dependent clause from the independent clause if the dependent clause comes first: "After I fed the cat, I brushed my clothes." (Compare this with "I brushed my clothes after I fed the cat.") A relative clause takes commas if it is non-restrictive, as in "I cut down all the trees, which were over six feet tall." (Without the comma, this would mean that only those trees over six feet tall were cut down.) Some style guides prescribe that two independent clauses joined by a coordinating conjunction ("for",