IDENTITY OF THE NORTH AMERICAN CRAB SPIDERSXYSTICUS DURUSANDX. KEYSERLINGI(ARANEAE: THOMISIDAE)

Abstract
Both sexes are described for the species pair of crab spiders,Xysticus durus(Soerensen) andX. keyserlingiBryant. A recent collection ofkeyserlingifrom the Alpine Garden, Mt. Washington, New Hampshire reveals that the male ofX. leechiTurnbullet al. has been misidentified as that ofdurus, the male ofdurushas been confused with that ofkeyserlingi, and the nameleechimust become a junior synonym of the namekeyserlingi.