21) Byrsinus pilosulus (Klug, 1845)
Cydnus pilosulus Klug, 1845: [10] (as new species).
Byrsinus pilosulus: Lis 1993b: 90 (new combination).
Iran records: Hoberlandt 1995: 183 [under the name Aethus pilosolus (Klug, 1845), an incorrect spelling]; Linnavuori 2004: 285, 2007: 88; Lis 1999: 193, 2006: 130; Seidenstücker, 1957: 73 [under the combination Aethus pilosulus Klug].
Distribution in Iran: Abbassi, Baluchestan, Fars, Gilan, Hormozgan, Kerman, Khorasan, Sistan, Tehran, Zanjan provinces.
Distribution outside Iran: Afghanistan, Algeria, Bulgaria, Canary Islands, Cape Verde Islands, Egypt, France, Germany (?), Greece, Hungary, India, Iraq, Israel, Italy, Libya, Madeira, Malta, Mauretania, Morocco, Pakistan, Romania, Saudi Arabia, Socotra, Serbia and Montenegro, Spain, Sudan, Syria, Tadzhikistan, Tunisia, Turkey, Turkmenistan, Uzbekistan, Yemen.