KEY TO THE HOLARCTIC SPECIES OF ANAGRUS HALIDAY (HYMENOPTERA, MYMARIDAE) WITH A REVIEW OF THE NEARCTIC AND PALEARCTIC (OTHER THAN EUROPEAN)SPECIES AND DESCRIPTIONS OF NEW TAXA

The Holarctic species of the genus Anagrus Haliday are keyed. The Pala earctic species, other than the European ones revised earlier by Chiap pini (1989), and 10 out of 11 valid species described from the Nearcti c region are reviewed, based on a study of their type material. Two ne w species, A. rilensis Donev sp, n. and A. longitibialis Donev sp. n., are described from Bulgaria. A new specific synonymy is proposed: A. giraulti Crawford, 1913 with A. nigriventris Girault, 191 1 (described as A. armatus var. nigriventris). New replacement name: A. oregonensi s S. Triapitsyn nom. n. pro A. nigriceps Girault, 1915 (A. armatus var . nigriceps) nec Smits van Burgst, 1914. A. spiritus Girault, 1911 and A. columbi Perkins, 1905 are reinstated as valid species. A checklist of 68 presently recognized species of Anagrus is given in accordance with their distribution in different biogeographic regions.